image representation

Alimama Tech

Dec 14, 2022 · Artificial Intelligence

Contrastive Image Representation Learning with Debiasing for CTR Prediction

The article proposes a three-stage contrastive learning framework—pre‑training, fine‑tuning, and debiasing—to generate unbiased, fine‑grained image embeddings for mobile Taobao CTR prediction, achieving higher accuracy, fairness, and a 4‑5% CTR lift in large‑scale offline and online evaluations.

Bias MitigationCTR predictioncontrastive learning

0 likes · 14 min read

Contrastive Image Representation Learning with Debiasing for CTR Prediction

AntTech

Dec 16, 2021 · Artificial Intelligence

Robust AI: Ant Group’s Self‑Supervised Feature‑Compatible Model Wins NeurIPS ISC2021 Image Representation Competition

The Ant Group’s TitanShield Team secured the image representation track at NeurIPS ISC2021 using a self‑supervised, feature‑compatible pre‑training model that dramatically cuts labeling effort, speeds up training, and lowers image adversarial risk by 80%, highlighting AI robustness as a critical challenge for content‑security applications.

AI robustnessAnt GroupNeurIPS

0 likes · 5 min read

Robust AI: Ant Group’s Self‑Supervised Feature‑Compatible Model Wins NeurIPS ISC2021 Image Representation Competition