guochangzhang

Contests

Rank Score Rating Date Event
18
0.50 ·
Dec. 19, 2024
 Child Mind Institute — Problematic Internet Use [health, time series analysis, multiclass classification, cohen kappa score]
461
26 ·
Nov. 10, 2024
 ARC Prize 2024 [artificial intelligence, custom metric]
436
0.63 ·
April 16, 2024
 LLM Prompt Recovery [artificial intelligence, nlp, custom metric]
709
0.45 ·
Feb. 6, 2024
 SenNet + HOA - Hacking the Human Vasculature in 3D [health, computer vision, image segmentation]
1987
0.88 ·
Jan. 22, 2024
 LLM - Detect AI Generated Text [education, binary classification, primary and secondary schools, text generation]
1599
0.58 ·
Jan. 31, 2023
 OTTO – Multi-Objective Recommender System [recommender systems, retail and shopping]
898
0.25 ·
Oct. 10, 2022
 Google Universal Image Embedding [image data, multiclass classification]
757
0.81 ·
Aug. 24, 2022
 American Express - Default Prediction [tabular data, binary classification, finance]
703
0.85 ·
June 20, 2022
 U.S. Patent Phrase to Phrase Matching [nlp, text data]
282
0.74 ·
June 2, 2022
 Image Matching Challenge 2022 [image data, computer vision]
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