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665 contest(s) 335,692 accounts(s)

Country distribution

N Country Participants
number
1
Israel 		754

Most participations

N Handle Contests
count
1
danofer 		87
2
interesting 		82
3
ivanpan 		52
4
orkatz2 		51
5
sefficohen 		42
6
algonell 		36
7
portnoyv 		31
8
bisili 		30
9
manishkk 		30
10
rafiko1 		26
more

Most recent activity

N Handle Last
activity
1
bisili 		Feb. 1, 2025
2
markmain 		Jan. 1, 2025
3
inbalkiv 		Dec. 12, 2024
4
zigohr 		Dec. 4, 2024
5
yonatannissim 		Dec. 4, 2024
6
barakhoffman 		Dec. 4, 2024
7
igalbronshtein 		Dec. 1, 2024
8
yotambraun124 		Dec. 1, 2024
9
vladimir800 		Nov. 21, 2024
10
yamsalm 		Nov. 18, 2024
more

Past contests

End
Time
 Contest
Feb. 5, 2025 CZII - CryoET Object Identification [biology, image, object detection, custom metric]
Jan. 31, 2025 Forecasting Sticker Sales [beginner, time series analysis, tabular, mean absolute percentage error]
Jan. 31, 2025 Santa 2024 - The Perplexity Permutation Puzzle [optimization, holidays and cultural events, custom metric]
Jan. 15, 2025 Google - Unlock Global Communication with Gemma [languages, artificial intelligence, text generation]
Jan. 6, 2025 NFL Big Data Bowl 2025 [football, sports, exploratory data analysis]
Dec. 31, 2024 Regression with an Insurance Dataset [beginner, tabular, regression, insurance, rmsle]
Dec. 19, 2024 Child Mind Institute — Problematic Internet Use [health, time series analysis, multiclass classification, cohen kappa score]
Dec. 12, 2024 Eedi - Mining Misconceptions in Mathematics [education, nlp, primary and secondary schools, map@{k}]
Dec. 2, 2024 UM - Game-Playing Strength of MCTS Variants [games, board games, artificial intelligence, regression, mean squared error]
Dec. 1, 2024 Google - Gemini Long Context [nlp, text generation, video generation, video text]
more

Running contests

Time
Left
 Contest
10 days FIDE & Google Efficient Chess AI Challenge [board games, reinforcement learning, simulations, custom metric]
12 days Backpack Prediction Challenge [beginner, tabular, mean squared error]
16 days LLMs - You Can't Please Them All [statistical analysis, text generation, custom metric]
17 days CIBMTR - Equity in post-HCT Survival Predictions [healthcare, survey analysis, custom metric]
22 days WSDM Cup - Multilingual Chatbot Arena [languages, text conversation, accuracy score]
22 days NeurIPS 2024 - Lux AI Season 3 [games, artificial intelligence, reinforcement learning, custom metric]
24 days Konwinski Prize [computer science, custom metric]
32 days March Machine Learning Mania 2025 [basketball, sports, mse]
44 days AI Mathematical Olympiad - Progress Prize 2 [nlp, mathematics, accuracy score]
146 days Jane Street Real-Time Market Data Forecasting [finance, tabular, regression, custom metric]