1. Академические инициативы
Академические инициативы
Яндекса
д
Павел Браславский
Павел Браславский

2. Академические инициативы
Академические инициативы
• Школа Анализа Данных
• Семинары Яндекса
Семинары Яндекса
• Интернет‐математика
• РОМИП
• Школа по информационному поиске
Школа по информационному поиске
(RuSSIR)
• Книга «Введение в информационный
поиск»
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3. Yandex School of Data Analysis
two‐year master program, http://shad.yandex.ru
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4. Teachers
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5. Scientific seminars
Scientific seminars
Monthly seminars on Data analysis &
Monthly seminars on Data analysis &
information retrieval
Organized by
Microsoft Research +
Microsoft Research +
Яндекс
http://company.yandex.ru/public/seminars/schedule/
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6. IMAT 2009
IMAT 2009
• Learning to rank
L i k
• 245 features for query‐document pairs
• Graded relevance judgments (0..4)
• Pure numeric data (i.e. no original queries, documents
or feature semantics)
f )
• Learning set: 97 290 feature vectors (9 124 queries)
• Test set: 115 643 vectors (21 103 – public evaluation;
94 540 – final evaluation)
• Evaluation measure: DCG
• http://imat2009.yandex.ru
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8. IMAT 2010
IMAT 2010
• Traffic congestion prediction
ffi i di i
• (Rough) data:
( g )
– Modified graph of Moscow streets
– Observed traffic speed 4‐10 pm (4‐min intervals)
Observed traffic speed 4 10 pm (4 min intervals)
for 30 subsequent days + 4‐6 pm on the 31st day
• Task: predict traffic speed 6‐10 pm of the 31st
Task: predict traffic speed 6‐10 pm of the 31
day
• public/final evaluation
bli /fi l l ti
• http://imat2010.yandex.ru
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9. Modified graph of streets
Modified graph of streets
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10. IMAT 2010 Data
IMAT 2010 Data
• G h
Graph: vertices (139 241/33 029) and edges (206
ti (139 241/33 029) d d (206
260/86 249)
– <id_vertex> <id_g p
group>
– <id_edge> <id_edge_group> <start_vert> <end_vert>
– <id_edge_group> <length> <avg_speed>
• Observations (learning set 29 226 208 lines)
Observations (learning set, 29 226 208 lines)
– <id_edge_group> <day> <time> <speed>
• Task (691 641 lines)
( )
– <id_edge_group> <day> <time> ??
• Evaluation
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12. ИМАТ 2011
ИМАТ 2011
Старт конкурса – февраль 2011
Задача интересная, победителю – приз ☺
Задача интересная, победителю приз ☺
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13. ROMIP
• TREC‐like Russian initiative
• Started 2002
• g
Several text and image collections
• 10‐15 participants per year (total 50+)
• Academia and industry, students support
• ~3 000 man‐hours of evaluation (2009)
• Remote participation + live meeting
Remote participation + live meeting
• Collections are freely available
• Popular testbed for IR research in Russia
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14. ROMIP largest text collections
ROMIP largest text collections
Evaluated within
Size
Collection Documents Topics ad‐hoc search
(compressed)
track
~300 000
Legal 2 Gb 14 794 220
By.Web
By Web 1 524 676
1 524 676 8 Gb
8 Gb ~ 60 000
60 000 1 500+
1 500+
KM.RU 3 010 455 13 Gb ~ 60 000 ~250
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15. Image collections
Image collections
Photo collection: 20 000 images from Flickr
Photo collection: 20 000 images from Flickr
Dups collection: 15 hrs video 37 800 frames
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16. RuSSIR
• Yekaterinburg, 5‐12 September 2007
Yekaterinburg, 5 12 September 2007
http://romip.ru/russir2007
• Taganrog 1 5 September 2008
Taganrog, 1‐5 September 2008
http://romip.ru/russir2008/
• Petrozavodsk, 11‐16 September 2009
http://romip.ru/russir2009/
• Voronezh, 13‐18 September 2010
http://romip.ru/russir2010/
• Saint Petersburg, 15‐19 August 2011
http://romip.ru/edbt‐russir2011/
p p
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17. RuSSIR
• Put RuSSIR pic here
• Annual event
Annual event
• 100+ participants
• 4th RuSSIR: Voronezh 13‐18 September
• http://romip.ru/russir2010/
http://romip ru/russir2010/
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18. Информационный поиск по‐русски
Информационный поиск по русски
Оригинальная английская версия: http://informationretrieval.org
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19. Павел Браславский
Павел Браславский
pb@yandex‐team.ru
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