activity
20192025
most citedESCM: Entire Space Counterfactual Multi-Task Model for Post-Click Conversion Rate Estimation

80 citations · 90 across the 10 of their papers we have counts for

collaborators

13 papers

cs.CL2025

From Text to Talk: Audio-Language Model Needs Non-Autoregressive Joint Training

Tianqiao Liu, Xueyi Li, Hao Wang +4

Recent advances in large language models (LLMs) have attracted significant interest in extending their capabilities to multimodal scenarios, particularly for speech-to-speech conve…

cs.CL2025

Advancing Mathematical Reasoning in Language Models: The Impact of Problem-Solving Data, Data Synthesis Methods, and Training Stages

Zui Chen, Tianqiao Liu, Mi Tian +3

Mathematical reasoning remains a challenging area for large language models (LLMs), prompting the development of math-specific LLMs such as LLEMMA, DeepSeekMath, and Qwen2-Math, am…

cs.AI2024

What Are Step-Level Reward Models Rewarding? Counterintuitive Findings from MCTS-Boosted Mathematical Reasoning

Yiran Ma, Zui Chen, Tianqiao Liu +4

Step-level reward models (SRMs) can significantly enhance mathematical reasoning performance through process supervision or step-level preference alignment based on reinforcement l…

cs.CL2024

Expediting and Elevating Large Language Model Reasoning via Hidden Chain-of-Thought Decoding

Tianqiao Liu, Zui Chen, Zitao Liu +2

Large language models (LLMs) have demonstrated remarkable capabilities in tasks requiring reasoning and multi-step problem-solving through the use of chain-of-thought (CoT) prompti…

cs.LG2023★ 5 cited

Optimal Transport for Treatment Effect Estimation

Hao Wang, Zhichao Chen, Jiajun Fan +7

Estimating conditional average treatment effect from observational data is highly challenging due to the existence of treatment selection bias. Prevalent methods mitigate this issu…

cs.AI2022★ 80 cited

ESCM: Entire Space Counterfactual Multi-Task Model for Post-Click Conversion Rate Estimation

Hao Wang, Tai-Wei Chang, Tianqiao Liu +5

Accurate estimation of post-click conversion rate is critical for building recommender systems, which has long been confronted with sample selection bias and data sparsity issues.…