Charles Martinez delivered a session on Scopus, SciVal and bibliometrics published. It includes an in-depth look at using Scopus and how to track the impact of your research using SciVal. Charles also gave some words of advice about responsible use of metrics.
On National Teacher Day, meet the 2024-25 Kenan Fellows
Researcher KnowHow: Introduction to bibliometrics with Charles Martinez
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Dr Charles Martinez, Customer Consultant, Elsevier, c.martinez@elsevier.com
Scopus
Advanced research tips and tricks
October 2016
University of Liverpool
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3Sales Training 101 |
The largest abstract and citation database of research
information
64.9M records and 22,000+ active titles from more
than 5,000 international publishers. More than 3,780
Gold Open Access journals indexed
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4Sales Training 101 |
Informing national research assessments, policies & reports
Provision of citation data services for national assessments as well as data, analyses
and insights for national and international reports
National Assessments
including UK ‘14 &
Australia ‘15
BIS reports ‘11 ,’13 & ’16
Sir Andrew Witty Review ‘13
Science Europe ‘13
THE World University Rankings (from ‘15)
and data partner for QS
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Books
120k Books added by 2015 (since mid 2013), 10k Books each year there after
(Monographs, edited volumes, major reference works, graduate level text books)
Conference papers
Serial and one-off conferences from authoritative, respected lists.
Around 1,000 new conference titles, 6,000 conference events, 400K conference papers
and 5M references, Backfill from 2005 – 2012 (8 years)
Over 7 million conference papers now in Scopus.
Citation Expansion
Citations will go back to 1970 (currently 1996)
Estimated 8M+ articles will be (re-) processed to include cited references from 1970
onwards
Continued Investment in the Scopus Platform
- Content expansion program
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Journal metrics in SciVal
Modified SNIP
• Refined metric calculation, better corrects for
field differences
• Outlier scores are closer to average
• Readily understandable scoring scale
with an average of 1 for easy comparison
Modified SJR
• More prestigious nature of citations that
come from within the same, or a closely
related field
• Readily understandable scoring scale with an
average of 1 for easy comparison
Impact per Publication
• IPP is not normalized for the
subject field and gives a raw
indication of the average number
of citation a publication published
in the journal will likely receive
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Introducing SNIP:
Source-normalised Impact per Paper
+ + +
A journal’s raw
impact per
publication (IPP)
Citation potential in
its subject field
Peer reviewed
papers only
A field’s frequency
and immediacy
of citation
Database
coverage
Journal’s scope
and focus
Measured relative to
database median
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SJR: SCImago Journal Rank
SCImago Journal rank works is a prestige metric based on the idea that not all citations are
equal
Prestige is transferred when a journal cites
• Citations are weighted depending on where they come from
• A journal’s prestige is shared equally between its citations
SJR normalises for differences in citation behaviour
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Committed to selecting quality only:
Independent Content Selection and Advisory Board (CSAB)
• Titles are selected by the
independent Content
Selection & Advisory Board
(CSAB)
• The CSAB is chosen for
their expertise in specific
subject areas; many will
have previously been
(Elsevier) Editors
Focus on quality through content selection by the independent CSAB,
because:
• Provide accurate and relevant search results for users
• No dilution of search results by irrelevant or low quality content
• Support that Scopus is recognized as authoritative
• Support confidence that Scopus “reflects the truth”
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Minimum Criteria:
to be considered for review, titles should meet the following main eligibility
criteria:
• The title should consist of peer-reviewed content
• The title should be published on a regular basis (have a
ISSN number that has been registered with the
International ISSN Centre)
• The content should be relevant and readable for an
international audience (for example have references in
Roman script and English language abstracts and titles)
• The title should have a publication ethics and publication
malpractice statement
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Books
120k Books added by 2015 (since mid 2013), 10k Books each year there
after (Monographs, edited volumes, major reference works, graduate level
text books)
Conference papers
Around 1,000 new conference titles, 6,000 conference events, 400K
conference papers and 5M references, Backfill from 2005 – 2012 (8 years)
Citation Expansion
Citations will go back to 1970 (currently 1996)
Continued Investment in the Scopus Platform
- Content expansion program
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0
20,000
40,000
60,000
80,000
100,000
120,000
140,000
May-13
Jul-13
Sep-13
Nov-13
Jan-14
Mar-14
May-14
Jul-14
Sep-14
Nov-14
Jan-15
Mar-15
May-15
Jul-15
Sep-15
Nov-15
Books expansion program
Coverage
years
• Back to 2005 (2003 for A&H)
Number of
books
• 120,000 over three years; at least
20,000 each year thereafter
Book
types
• Monographs, edited volumes,
major reference works, graduate
level text books
Books target in
Scopus
Actual books
in Scopus
(plus ~28K book Volumes from series)
Taylor &
Francis
Wiley-
Balckwell
SpringerElsevier
Nova
Science
Oxford UPAshgate
Princeton
UP
Yale UP
IGI
U California
Press
Edward
Elgar
Other
Social
Sciences
A&H
Business
&
Economic
s
Engineeri
ng
A&H and
Social
Sciences
Medicine
Psycholo
gy
Computer
Science
Other
Princeton Uni Press
Yale Uni Press
Highes cited
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Books
120k Books added by 2015, 10k Books each year there after
(Monographs, edited volumes, major reference works, graduate level text
books)
Conference papers
Around 1,000 new conference titles, 6,000 conference events, 400K
conference papers and 5M references, Backfill from 2005 – 2012 (8 years)
Citation Expansion
Citations will go back to 1970 (currently 1996)
Continued Investment in the Scopus Platform
- Content expansion program
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Conference Expansion Program
A special project, designed to
ensure Scopus (and
Compendex) customers
have access to highly
regarded conferences from
specific respected /
authoritative lists of
conferences held worldwide.
Coverage
years
• Backfill from 2005 – 2012 (8 years)
Number of
conferences
• Around 1,000 new conference titles,
6,000 conference events, 400K
conference papers and 5M references
Which
conferences
• Serial and one-off conferences from
authoritative, respected lists. Focus on
engineering and engineering-related
subject fields
Project
started in
2011
Project
Completed
in 2014
Titles
processe
d, 937
Pipeline,
48
No
Permissi
on, 194
Completed Feb 2015
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Books
120k Books added by 2015, 10k Books each year there after
(Monographs, edited volumes, major reference works, graduate level text
books)
Conference papers
Around 1,000 new conference titles, 6,000 conference events, 400K
conference papers and 5M references, Backfill from 2005 – 2012 (8 years)
Citation Expansion
Citations will go back to 1970 (currently 1996)
Continued Investment in the Scopus Platform
- Content expansion program
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Pre-1996 cited reference expansion (end of 2016)
Coverage
years
• Pre-1996, going back to 1970
Number of
articles
• Around 8M+ articles will be re-
processed to include cited
references. In addition around 4M
pre-1996 articles will be backfilled
Scope
• Archives from major publishers
with available digital archives
H-index for senior researchers increases:
In the last 10 months, Scopus has added nearly
4.3 million articles
0
10
20
30
40
50
60
70
80
90
Author 1 Author 2 Author 3 Author 4
10-Jul
22-Aug
14-Nov
20-Nov
4-Dec
30-Dec
23-Jan
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NEW: IPP Impact per Paper
IPP is a component of
SNIP, providing a ratio
of citations per article
published in a journal.
IPP metric uses a three
year citation window,
which is widely
considered to be the
optimal time period to
accurately measure
citations in most subject
fields.
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Continued Investment in the Scopus Platform
- Metrics
Launch of New Journal Metrics SNIP, SJR and IPP
Scopus released new metric values for SNIP, SJR, and IPP.
Article Metrics Module – 27th July 2015
The new Scopus Article Metrics module provides a concise overview
of a selection of key citation impact and community engagement
metrics.
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Integration of article level metrics into Scopus
Launching on 29 July, Scopus’ Article
Metrics module provides a concise
overview of a selection of key citation
impact and community engagement
metrics (altmetrics). Accessible from
the sidebar on document details pages,
the module allows users to rapidly
evaluate specific research articles
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Putting the article front and center
Engagement Metrics
Scholarly Activity –Downloads and
posts in common research tools such
as Mendeley and CiteULike.
Scholarly Commentary – Reviews,
articles and blogs by experts and
scholars, such as F1000 Prime,
research blogs, and Wikipedia.
Mass Media – Coverage of research
output in the Mass Media
Social Activity – Mentions
characterized by rapid, brief
engagement on platforms used by
the general population, such as
Twitter, Facebook and Google+.
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Continued Investment in the Scopus Platform
- Integration with SciVal
Redesigned and improved Analysis Tools
All analysis tools in Scopus were re-designed to provide a
similar user experience to SciVal for the purpose of
interoperability. These tools have also been improved to
include new features such as exporting chart and graph
images.
Export results from SciVal to Scopus
We have added the option to export results to SciVal from Scopus.
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SciVal Interoperability
Export from Scopus to SciVal
http://blog.scopus.com/topics/scival
Scival is Elsevier’s
benchmarking and
analytics product
which enables you to
do some deeper
analysis
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Author Profiles
Scopus has 11.7 million algorithmically-created author profiles. The
average time for author profile corrections over the last year 3 days.
ORCID integration
ORCID aims to solve author name ambiguity problem by creating a central
registry of unique identifiers for every researcher globally
Affiliation Profiles
Scopus has and 8.1 million affiliation profiles. The product team is
planning improvements to the way customers to provide feedback on their
Scopus affiliation profiles in 2016.
Continued Investment in the Scopus Platform
- Profiles
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ORCID: Author Profile 2.0 - since October 2012
• http://orcid.org/
More than 100K
distinct ORCID
IDs in Scopus
records, with 3M
work records
associated with
them
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ORCID & Scopus
ORCID no is searchable in
Scopus “Author Search”
ORCID no. shown in
“Author profile”
More than 100K distinct ORCID IDs in Scopus records,
with 3M work records associated with them (14th April 2015)
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Enter via Scopus2ORCID Wizard or from ORCID!
(http://orcid.org)
Scopus2ORCID: Easy ORCID Set Up
orcid.scopusfeedback.com
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New Traditional & Simplified Chinese User Interface
A traditional Chinese User Interface was launched in September 2014.
Open Access Indicator for Journals (29th July 2015)
Scopus launched an Open Access indicator for journals allowing users to
easily identify Open Access journals within Scopus via the ‘Browse
Sources’ link.
Addition of Funding Data 2014
Funding information (acknowledgements) added from June 2013 onwards.
Continued Investment in the Scopus Platform
- Other enhancements
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Scopus launched the Open Access indicator for
journals (29th July 2015)
Scopus currently includes 3,785 journals registered as Open Access*. The
new indicator for journals will help increase the visibility of Open Access
content in Scopus. This provides an important service to our customers and
end users, benefiting researchers who specifically wish to search freely
accessible text, authors seeking a suitable place to publish their work, or
librarians interested in undertaking specific analysis of Open Access
journals.
• * all peer-reviewed scholarly articles are available online without any access restrictions. All titles are
registered as Gold Open Access or Subsidized Open Access at one or both of the following sources:
‘Directory of Open Access Journals’ (DOAJ): https://doaj.org/
‘Directory of Open Access Scholarly Resources’ (ROAD): http://road.issn.org/
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Addition of Funding data
the information that will be captured and made searchable is:
• Full name of the funding body
• Acronym of the funding body
• Grant number
Important: Funding data will only be available for the articles we index going forward (i.e.
there will be no backfilling of funding data) as and when this information is provided.
Funding data can be searched using the following fields in Advanced
Search:
• FUND-SPONSOR
• FUND-ACR
• FUND-NO
For example, the advanced search term “FUND-SPONSOR(National Science
Foundation)” will result in all articles that mention the National Science Foundation
as the funding body in the acknowledgements.
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Registering a Personal Profile:
• Although Scopus uses IP verification, you
can get the best out of it and save a lot of
research time by creating your own Personal
Profile.
• Your Personal Profile allows you to:
• Save searches for later references
• Create search alerts
• Create citation alerts to specific articles
• Save lists of selected articles
• Save your own groups of author names
• Request corrections to your Author Profile
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Registering a Personal Profile:
Enter your details
Choose your password
Click on register
Define your primary
field(s) of interest
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Registering a Personal Profile:
Take your new
username and log
in here. An e-mail
has also been sent
to you with your
username and
confirmation of your
password.
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Settings
After you log in,
you can access
all your personal
information by
clicking on
‘Settings’
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Alerts
Use alerts to receive email notices when
new documents are loaded on Scopus.
From the Alerts page, you can create
alerts, view the latest results for an alert,
edit alerts, and delete alerts
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My (temporary) list
The My list page shows the temporary list
of documents you created during this
Scopus session. You can work with this list
in the same way you work with any search
results list - output the list, track citations,
refine the list, and so on.
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Different options of search:
• Document search:
• Recommended for most users
• Author search:
• Recommended for information about specific authors,
their articles and citations
• Affiliation search:
• Recommended for the output of specific institutions
• Advanced search:
• Recommended for librarians and users experienced with
complex query building
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Search tips
Booleans: And / Or / And Not
Order of precedence rules
Searches with multiple operators are processed in the following order:
• OR
• AND
• AND NOT
All these searches...
KEY (mouse OR rat AND rodent)
KEY (rodent AND rat OR mouse)
KEY (rat OR mouse AND rodent)
KEY(mouse OR rat) AND rodent
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Search tips
Exact phrase:
{oyster toadfish}
Loose phrase:
"heart attack“
where heart and attack are adjacent to each other.
Wildcards as
characters:
{health care?}
returns results such as: Who pays for health
care?
"criminal* insan*“
Asterix :finds criminally insane and criminal
insanity.
Proximity operators
pain W/15 morphine
finds articles in which "pain" and "morphine" are no
more than 15 terms apart
behavioural PRE/3 disturbances
finds articles in which "behavioural" precedes
"disturbances" by three or fewer words.
http://help.elsevier.com/app/answers/detail/a_id/2370/p/8150/c/7956,8732/related/1
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• Analyze results
• Output options: Save, Download, Export, Print, E-mail,
• Create a bibliography, add to my list
• Citation overview
Managing results
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Limit your search by
publication year,
discipline or type of
content
Enter the search terms
and combine them with
Boolean operators.
Choose the field where
the term must be
searched.
The default fields are:
title, abstract and
keywords
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Refine your results
Limit to or exclude results based on lists of Source titles,
Author names, Year, Document Type, Subject area,
Keywords, Language, Source Type or Affiliation
AND/OR
Search within your results
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Analyzing search results
Scopus provides an analysis of your
search results. The analysis shows you the
number of documents in your
search results broken down (on separate
tabs)
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Save your search or
create a search alert
Select results and add
them to a temporary list
Sort results on relevance,
author names (A-Z) or (Z-A),
date (newest) or (oldest),
source title or citations
received
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Citation overview: possible applications
• Grant application for research groups
• Recruitment
• Evaluation of a university, department or research
group’s scientific output
• Choosing a mentor for a master or PhD program
• It can be added to author’s CV or homepage
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How to use it: go online
Select the articles to be analyzed:
• Run a keyword/author/affiliation search and select the articles from
results, or
• Search/browse for the journal you want to analyze
• From the results list or journal page, click on:
Adjust the parameters if necessary (date range, exclude self citations,
sort articles by date/citations) and click on
• You can also save this list of articles for future reference
and print or export the Citation Overview
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Citation overview on selected results
Adjust the parameters,
export (CSV format)
or print.
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Citation Overview: what is it?
• Real-time calculation of citations overview for:
• A selection of articles
• A selection of articles or all the articles by one specific
author
• All articles published by one specific journal for a given
year
• - All citation counts and links to articles are displayed on
the same screen
• - Easy to print and export
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Test your skills – Document search
1. Perform a document search on TITLE-ABS-KEY: ”nuclear
reactor” and earthquake or tsunami. Which are the
top 3 countries publishing in this area?
2. Sort on: cited by
3. How many times has the most cited article been cited?
4. Select this article and view the citation overview. How
many times has this article been cited in 2015?
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Author search
• How to distinguish between an author’s articles
and those of another author sharing the same
name?
• How to group an author’s articles together when
his or her name has been recorded in different
ways? (e.g. Stambrook, P and Stambrook, P.J.)
• With other databases, these problems can result
in retrieving incomplete or inaccurate results.
• Scopus Author Identifier was developed to tackle
this problem.
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Author Profiles
• Every author with more than 1 article in Scopus has
an Author Profile. This profile shows valuable information about the
author, such as:
- Variations of his names already grouped together
- Most recent affiliation
- Number of articles on Scopus and the citations that those
articles received
- List of co-authors
- Author’s H-Index
• The feedback button allows authors to group profiles together and ask
for corrections:
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Solving the problem
Scopus tackles these problems by analyzing the
data available in all
publication records such as…
• Author Names
• Affiliation
• Co-authors
• Self citations
• Source title
• Subject area
…and using this data to group all articles that
belong to a specific author.
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Author profile
Enter affiliation and select
subject area in order to
limit the number of results
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Click here to start requesting
corrections to the author profile
(via wizard)
The Scopus Author Identifier assigns a
unique number to groups of documents
written by the same author via an algorithm
that matches authorship based on a certain
criteria. If a document cannot be
confidently matched with an author
identifier, it is grouped separately. In this
case, you may see more than 1 entry for
the same author.
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The H-index /Hirsch index or Hirsch number
The H-index is a metric to measure the scientific
productivity and the impact of the published
work of a specific scientist
In other words:
A scholar has an index of 13
if he has published at least 13 papers
each of which has been cited at least 13 times.
Published by Jorge E. Hirsch in August 2005
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The H-index in Scopus
• Available from Author Profiles and Citation Overview pages
• H-index calculation in Scopus only considers articles
published from 1996 onwards
• Besides the H-index, Scopus also has a H graph, showing
articles and citations over a period of time
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Authors can use Scopus to populate their
ORCID profile via Scopus Author Profiles, the
Scopus2ORCID Wizard at
orcid.scopusfeedback.com or from ORCID!
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Test your skills – Author search
1.Perform an Author search for Professor ‘Patrick
Briddon”, Professor of Computational Physics,
Newcastle University.
2.How many documents did he publish?
3.What is his H-index?
4.What’s the name of the journal he most published
in?
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Test your skills – Author search
1.Perform an Author search for Emeritus Professor
William Clagg, Sr. Research Investigator, School of
Chemistry, Newcastle University
2.How many documents did he publish?
3.What is his H-index?
4.What’s the name of the journal he most published in
in the area of Physics and Astronomy?
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Test your skills – Author search
1.Perform an Author search for Professor Angharad
MR Gatehouse, School of Biology, Newcastle
University
2.Which field does she publish most in and with
whom (country) and ?
3.How many Book Chapters did she publish in that
field?
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Test your skills – Affiliation search
1.Perform an Affiliation search for your institution,
‘Newcastle University”.
2.Who is your top collaborator?
3.In which source are you publishing most in?
4.How many authors do you have?
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Advanced search
Go to bottom of Scopus.com: content coverage
On Scopus info page: View the Scopus title list; go to ASJC code
list in excel sheet
Look for “subjterms(x)”if you
are searching for content in
a specific subject field
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There are three searchable fields: -
Search by document type: Search for
DOCTYPE(bk) in advanced search [for
items concerning a complete book] -
Search for DOCTYPE(ch) in advance
search [for book chapter items] -Search
by source type: Search for SRCTYPE(b)
in advanced search [for all items
belonging to a book source type] the
project (end of 2015) and 10,000 new
books each year ongoing.
Advanced Search: Books
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Missing content?
What should I do if Scopus doesn’t cover a research item that I
have published or that I think should be in the database?
• Go to Scopus.com and use the “Advanced search” tab:
Type in: SRCTITLE(“NAME OF JOURNAL”) and hit “Search”
• Look under the facets (filters) for “Source Title”; if you click on
“View More”, you’ll be able to see if the title in question is indexed
in Scopus.
Content selection criteria: http://www.elsevier.com/online-
tools/scopus/content-overview#content-policy-and-selection
Scopus title suggestion form:
http://suggestor.step.scopus.com/suggestTitle/step1.cfm
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Source
Search for specific
titles or browse
through lists of
journals displayed by
subject, source type or
alphabetical order
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Source
Articles in Press are documents that have
been accepted for publication, but have not
yet been assigned to a journal issue. They
are indicated by the Articles in Press
symbol on document pages and in search
result lists.
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Journal Analyzer: what is it?
• Journal Analyzer gives users a comparative overview of the
journal landscape, showing how titles in a given field are
performing relative to each other
• The objective data is presented in an easy, comprehensive
graphical format comparing citations of max. 10 journals from
over 21,000 peer reviewed journals from today all the way
back to 1996.
• Data is updated bi-monthly to ensure currency.
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More accuracy, transparency, more metrics
Professor Henk Moed, CWTS
(Centre for Science and
Technology Studies) in the
Netherlands
Professor Félix de Moya, Research
Professor at Consejo Superior de
Investigaciones Científicas and Vicente
Guerrero Bote at University of Extremadura
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Differences in citation potential between fields
0
10
20
30
40
50
0 1 2 3 4 5 6 7
0
10
20
30
40
50
0 1 2 3 4 5 6 7
Number of received citations
Reference
lists
%ofpapers
Molecular Biology Mathematics
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0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5
Mathematics & Computer Sciences
Social Sciences
Materials Science & Engineering
Biological Sciences
Environmental Sciences
Earth Sciences
Chemistry & Chemical Engineering
Physics
Pharmacology & Toxicology
Clinical Medicine
Neuroscience
Fundamental Life Sciences
Mean Impact Factor
Influences on Impact Factors: Subject Area
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• Scopus info site: http://www.elsevier.com/online-tools/scopus
• Support and training: http://www.elsevier.com/online-
tools/scopus/support-and-training
• Elsevier Training Desk: http://trainingdesk.elsevier.com/
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Dr Charles Martinez, Customer Consultant
Bibliometrics essentials
5th Oct 2016
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Learning objectives
• Identify and be aware of common pitfalls,
limitations and misconceptions around
Bibliometrics
• Be able to navigate around the SciVal tool and
know how it can be used to support research
activity at the University of Liverpool
• Use Bibliometrics to showcase your work, support
funding applications and help decide what to
submit to a future REF exercise
The session has as its aim to provide an
introduction to Bibliometrics, and see how the
SciVal tool can be used to provide information
across an institution
Objectives: Following the session participants will
be able to:
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Bibliometrics 101
Bibliometrics are measures of output and indicators of impact.
Probably the simplest bibliometric is a count of publications.
More advanced bibliometrics help you to understand the impact
of your academic publications within the scope of the worldwide
research community.
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You can use bibliometrics to look at different types of
impact.
Your impact at point of publication:
• What are the top journals in your field? Where should you aim to publish?
• Have you been successful in getting your paper into an above average
journal for your research area?
Your impact post publication (otherwise known as citation impact):
• How many times has your paper been cited?
• Has your paper attracted more citations than normal?
• Who is citing your work? Which researchers from which institutions?
Your impact through knowledge transfer:
• From which subject areas are most of your citations coming?
• Are any research fields outside of your own unexpectedly interested in your
work?
Your impact through collaboration:
• Who do you publish with most? And, who do they publish with most?
• How international is the scope of your collaboration?
• Are you overlooking any potential collaboration opportunities?
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Citation databases/indices
Citation indices supply the data that underlie bibliometrics.
Citation indices act as the data universes for bibliometric
studies. There are two subscription citation indices: Thomson
Reuters' Web of Science (which is part of the larger Web of
Knowledge) and Elsevier's Scopus. Web of Science has been
around in one form or another for decades. Scopus is much
newer, starting up only in 2004.
Google Scholar can be considered the third citation index, but it
is not used formally in bibliometrics for several reasons:
• inaccuracies and redundancy of records
• computer- rather than human-indexing, which results in significant issues
with quality control
• offers no means to normalise bibliometric results to account fairly for
differences in publication year, document type, and subject area.
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Named after the conference at
which it originated
• Ten principles that distil best-
practice in metrics-based
research assessment “so that
researchers can hold evaluators
to account, and evaluators can
hold their indicators to account”.
Leiden Manifesto in Nature (2015)
Leiden Manifesto (2015)
http://www.nature.com/polopoly_fs/1.17351!/menu/main/topColumns/topLeftColumn/pdf/520429a.pdf
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1. Quantitative evaluation
should support qualitative,
expert assessment.
2. Measure performance against
the research missions of the
institution, group or
researcher.
3. Protect excellence in locally
relevant research.
4. Keep data collection and
analytical processes open,
transparent and simple.
5. Allow those evaluated to
verify data and analysis.
6. Account for variation by field
in publication and citation
practices.
7. Base assessment of
individual researchers on a
qualitative judgement of their
portfolio.
8. Avoid misplaced
concreteness and false
precision.
9. Recognize the systemic
effects of assessment and
indicators.
10. Scrutinize indicators regularly
and update them.
10 Principles in the Leiden Manifesto
Leiden Manifesto (2015)
http://www.nature.com/polopoly_fs/1.17351!/menu/main/topColumns/topLeftColumn/pdf/520429a.pdf
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• “Considerable scepticism among
researchers, universities, representative
bodies and learned societies about the
broader use of metrics.”
• “Peer review, despite its flaws,
continues to command widespread
support as the primary basis for
evaluating research outputs, proposals
and individuals.”
• “Carefully selected indicators can
complement decision-making, but a
‘variable geometry’ of expert judgement,
quantitative indicators and qualitative
measures that respect research
diversity will be required.”
UK - ‘Wilsdon Review’: The Metric Tide
The Metric Tide (2015) http://www.hefce.ac.uk/media/HEFCE,2014/Content/Pubs/Independentresearch/2015/The,Metric,Tide/2015_metric_tide.pdf
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San Francisco declaration on Research Assessment
The San Francisco Declaration on Research Assessment (DORA),
initiated by the American Society for Cell Biology (ASCB)
together with a group of editors and publishers of scholarly
journals, recognizes the need to improve the ways in which the
outputs of scientific research are evaluated.
http://www.ascb.org/dora/
The signatories of the San Francisco Declaration on Research
Assessment support the adoption of the following practices in
research assessment.
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San Francisco declaration on Research Assessment
General Recommendation
1. Do not use journal-based metrics, such as Journal Impact
Factors, as a surrogate measure of the quality of individual research articles, to
assess an individual scientist’s contributions, or in hiring, promotion, or funding
decisions.
For Funding Agencies
2. Be explicit about the criteria used in evaluating the scientific
productivity of grant applicants and clearly highlight, especially for early-stage
investigators, that the scientific content of a paper is much more important than
publication metrics or the identity of the journal in which it was published.
3. For the purposes of research assessment, consider the value
and impact of all research outputs (including datasets and software) in addition
to research publications, and consider a broad range of impact measures
including qualitative indicators of research impact, such as influence on policy
and practice.
For Institutions
4. Be explicit about the criteria used to reach hiring, tenure, and
promotion decisions, clearly highlighting, especially for early-stage
investigators, that the scientific content of a paper is much more important than
publication metrics or the identity of the journal in which it was published.
5. For the purposes of research assessment, consider the value
and impact of all research outputs (including datasets and software) in addition
to research publications, and consider a broad range of impact measures
including qualitative indicators of research impact, such as influence on policy
and practice.
For Publishers
6. Greatly reduce emphasis on the journal impact factor as a
promotional tool, ideally by ceasing to promote the impact factor or by
presenting the metric in the context of a variety of journal-based metrics (e.g., 5-
year impact factor, EigenFactor [8], SCImago [9], h-index, editorial and
publication times, etc.) that provide a richer view of journal performance.
7. Make available a range of article-level metrics to encourage a
shift toward assessment based on the scientific content of an article rather than
publication metrics of the journal in which it was published.
8. Encourage responsible authorship practices and the
provision of information about the specific contributions of each author.
9. Whether a journal is open-access or subscription-based,
remove all reuse limitations on reference lists in research articles and make
them available under the Creative Commons Public Domain Dedication [10].
10. Remove or reduce the constraints on the number of
references in research articles, and, where appropriate, mandate the citation of
primary literature in favor of reviews in order to give credit to the group(s) who
first reported a finding.
For organizations that supply metrics
11. Be open and transparent by providing data and methods
used to calculate all metrics.
12. Provide the data under a licence that allows unrestricted
reuse, and provide computational access to data, where possible.
13. Be clear that inappropriate manipulation of metrics will not
be tolerated; be explicit about what constitutes inappropriate manipulation and
what measures will be taken to combat this.
14. Account for the variation in article types (e.g., reviews
versus research articles), and in different subject areas when metrics are used,
aggregated, or compared.
For Researchers
15. When involved in committees making decisions about
funding, hiring, tenure, or promotion, make assessments based on scientific
content rather than publication metrics.
16. Wherever appropriate, cite primary literature in which
observations are first reported rather than reviews in order to give credit where
credit is due.
17. Use a range of article metrics and indicators on
personal/supporting statements, as evidence of the impact of individual
published articles and other research outputs [11].
18. Challenge research assessment practices that rely
inappropriately on Journal Impact Factors and promote and teach best practice
that focuses on the value and influence of specific research outputs.
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University Statements of Responsible Metrics
https://thebibliomagician.wordpress.com/resources/
• Imperial College London
• Loughborough University
• Indiana University
• University of Waterloo
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Research metrics: Elsevier’s principles and recommendations (2014)
We must offer:
• A basket of metrics
• For all peers
• Generated in an automated and scalable way
When implementing / using metrics:
• Always use judgment with metrics
• There is no perfect or leading metric – always
use at least 2
• Selection differs depending on the question
• Take variables into account
• We can’t prevent stupidity or irresponsibility
Best practice
• Research community who judge and are judged
should ideally define metrics
• No methodological black boxes – no exceptions
• Independent of business and access models
• No aggregate / composite metrics (should be
avoided where possible)
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Two Golden Rules of using research metrics to give a
balanced, multi-dimensional view
Always use both qualitative
and quantitative input into
your decisions
Always use more than one
research metric as the
quantitative input
Using multiple metrics helps drive
desirable changes in behaviour
There are lots of different ways of
being excellent
A research metric’s strengths can
complement the weaknesses of
others
Combining both approaches will get
you closer to the whole story
Valuable intelligence is available
from the points where these
approaches differ in their message
This is about benefitting from the
strengths of both approaches, not
about replacing one with the other
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Impact Factor
A journal’s Impact Factor is calculated as follows:
In any given year, the impact factor of a journal is the number of
citations received by articles published in that journal during the
two preceding years, divided by the total number of articles
published in that journal during the two preceding years.
For example, if a journal has an impact factor of 3 in 2015, then its
papers published in 2013 and 2014 received 3 citations each on
average in 2015.
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0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5
Mathematics & Computer Sciences
Social Sciences
Materials Science & Engineering
Biological Sciences
Environmental Sciences
Earth Sciences
Chemistry & Chemical Engineering
Physics
Pharmacology & Toxicology
Clinical Medicine
Neuroscience
Fundamental Life Sciences
Mean Impact Factor
Influences on Impact Factors: Subject Area
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Journal metrics in SciVal
Modified SNIP
• Refined metric calculation, better corrects for
field differences
• Outlier scores are closer to average
• Readily understandable scoring scale
with an average of 1 for easy comparison
Modified SJR
• More prestigious nature of citations that
come from within the same, or a closely
related field
• Readily understandable scoring scale with an
average of 1 for easy comparison
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Impact Factor uses
“journal impact factors are used only—and cautiously—for
measuring and comparing the influence of entire journals, but not
for the assessment of single papers, and certainly not for the
assessment of researchers or research programmes“
European Association of Science Editors (EASE) Nov 2007
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The two researchers have a h-index of 15
Researcher A
203 publications
951 citations on 113 publications
Computer Science
1991-2016
Researcher B
111 publications
744 citations on 76 publications
Civil Engineering
1994-2016
What do these two researchers have in common?
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Accessing SciVal at www.scival.com
If you haven’t previously registered for Scopus or ScienceDirect then please
go to Register Now
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SciVal overview
SciVal offers quick, easy access to the research performance of 220 nations and
over 7500 research institutions worldwide.
Liverpool subscribes to these three modules
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Patent Metrics on SciVal
Article 1
Patent 1
ACME
Group
Patent 2
Wayne
Enterprises
Article 2
Patent 3
Stark
Industries
Citing-Patents Count = 3
Patent-Cited Scholarly Output = 2
Patent-Citations Count = 4
3 patents have cited your research - Citing-Patents Count
2 scholarly outputs have been cited by patents - Patent-Cited Scholarly Output
Your research has been cited in patents 4 times - Patent-Citations Count
(remember a patent could cite different publications at a time)
University Articles
NB patent
citations can be
found at an article
level on Scopus
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How can I benchmark Liverpool against the Russell
Group?
UK average
Russell Grp average
