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Cheng Jiayang

The Hong Kong University of Science and Technology

27 papers hereh-index 161.2k citations34 works total

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • first author7
  • middle author20

Across the 27 of 27 papers where every author was matched, so the position is known.

fields
  • cs.CL22
  • cs.AI2
  • cs.LG2
  • cs.IR1
affiliations
  • The Hong Kong University of Science and Technology
HomepageORCID 0000-0003-1140-6084

identity via Semantic Scholar / OpenAlex

activity
20212026
most citedSurvey on Factuality in Large Language Models: Knowledge, Retrieval and Domain-Specificity

55 citations · 117 across the 26 of their papers we have counts for

collaborators
Showing 2026Show all

3 papers · 1 filter

cs.CL2026

Qwen-AgentWorld: Language World Models for General Agents

Yuxin Zuo, Zikai Xiao, Li Sheng +30

A world model predicts environment dynamics based on current observations and actions, serving as a core cognitive mechanism for reasoning and planning. In this work, we investigat…

cs.LG2026

Training LLMs for Multi-Step Tool Orchestration with Constrained Data Synthesis and Graduated Rewards

Cheng Jiayang, Xin Liu, Zhihan Zhang +8

Multi-step tool orchestration remains challenging for LLMs, as state-of-the-art models frequently fail on full sequence execution due to parameter errors. Training for these workfl…

cs.CL2026

AMemGym: Interactive Memory Benchmarking for Assistants in Long-Horizon Conversations

Cheng Jiayang, Dongyu Ru, Lin Qiu +4

Long-horizon interactions between users and LLM-based assistants necessitate effective memory management, yet current approaches face challenges in training and evaluation of memor…

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