liuyanfeng

Contests

Rank Score Rating Date Event
694
0.49 ·
Dec. 20, 2024
 Child Mind Institute — Problematic Internet Use [health, time series analysis, multiclass classification, cohen kappa score]
606
1.02 ·
Aug. 13, 2024
 LMSYS - Chatbot Arena Human Preference Predictions [languages, text conversation, log loss]
629
14 ·
June 28, 2024
 AI Mathematical Olympiad - Progress Prize 1 [nlp, mathematics, accuracy score]
317
0.52 ·
May 28, 2024
 Home Credit - Credit Risk Model Stability [banking, tabular, custom metric]
334
0.63 ·
April 17, 2024
 LLM Prompt Recovery [artificial intelligence, nlp, custom metric]
608
0.38 ·
April 9, 2024
 HMS - Harmful Brain Activity Classification [research, healthcare, signal processing, tabular, kullback leibler divergence]
785
5.47 ·
March 23, 2024
 Optiver - Trading at the Close [finance, tabular, meancolumnwisemae]
261
0.90 ·
Jan. 23, 2024
 LLM - Detect AI Generated Text [education, binary classification, primary and secondary schools, text generation]
570
0.57 ·
Jan. 10, 2024
 Linking Writing Processes to Writing Quality [education, nlp, primary and secondary schools]
580
0.35 ·
Jan. 4, 2024
 UBC Ovarian Cancer Subtype Classification and Outlier Detection (UBC-OCEAN) [classification, image]
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