activity
20242026
most citedTraining an LLM-as-a-Judge Model: Pipeline, Insights, and Practical Lessons

6 citations · 7 across the 5 of their papers we have counts for

collaborators

6 papers

cs.IR2026

SequenceO1: End-to-End Ultra-Long (100K) Sequence Modeling in Recommendation with Low-Rank Caching

Lin Guan, Jia-Qi Yang, Zhishan Zhao +15

Modeling long-term user behavior is central to sequential recommendation and billion-scale industrial recommender systems, yet production ranking models operate under strict latenc…

cs.MM2026

MTAVG-Bench: A Diagnostic Benchmark for Multi-Talker Dialogue-Centric Audio-Video Generation

Yang-Hao Zhou, Haitian Li, Rexar Lin +12

Recent advances in text-to-audio-video (T2AV) generation have enabled models to synthesize audio-visual videos with multi-participant dialogues. However, existing evaluation benchm…

cs.LG2025

Make It Long, Keep It Fast: End-to-End 10K Long User Behavior Sequence Modeling for Billion-Scale Douyin Recommendation

Lin Guan, Jia-Qi Yang, Zhishan Zhao +12

Short-video recommenders such as Douyin must exploit extremely long user behavior histories without breaking latency or cost budgets. We present an end-to-end industrial recommende…

cs.LG2025

SSPO: Self-traced Step-wise Preference Optimization for Process Supervision and Reasoning Compression

Yuyang Xu, Yi Cheng, Haochao Ying +5

Test-time scaling has proven effective in further enhancing the performance of pretrained Large Language Models (LLMs). However, mainstream post-training methods (i.e., reinforceme…

cs.CL2025★ 6 cited

Training an LLM-as-a-Judge Model: Pipeline, Insights, and Practical Lessons

Renjun Hu, Yi Cheng, Libin Meng +4

The rapid advancement of large language models (LLMs) has opened new possibilities for their adoption as evaluative judges. This paper introduces Themis, a fine-tuned LLM judge tha…

cs.LG2024★ 1 cited

Arithmetic Feature Interaction Is Necessary for Deep Tabular Learning

Yi Cheng, Renjun Hu, Haochao Ying +3

Until recently, the question of the effective inductive bias of deep models on tabular data has remained unanswered. This paper investigates the hypothesis that arithmetic feature…