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tiancheng hu

8 accepted papers

2026

SimBench: Benchmarking the Ability of Large Language Models to Simulate Human Behaviors

ICLR 2026poster

Large language model (LLM) simulations of human behavior have the potential to revolutionize the social and behavioral sciences, if and only if they faithfully reflect real human behaviors. Current evaluations are fragmented, based on bespoke tasks and metrics, creating a patchwork of incomparable r…

Cited by 0SourceScholar
2025

EPIC: Efficient Position-Independent Caching for Serving Large Language Models

ICML 2025poster

Large Language Models (LLMs) show great capabilities in a wide range of applications, but serving them efficiently becomes increasingly challenging as requests (prompts) become more complex. Context caching improves serving performance by reusing Key-Value (KV) vectors, the intermediate representati…

Cited by 0SourcePDFScholar
2025

RaaS: Reasoning-Aware Attention Sparsity for Efficient LLM Reasoning

ACL 2025finding

Large Language Models (LLMs) have demonstrated strong capabilities across various domains, with recent advancements in challenging reasoning tasks such as mathematics and programming. However, solving reasoning tasks often requires an LLM to generate long sequences, incurring O(N) time and memory co…

2024

Can Language Models Recognize Convincing Arguments?

EMNLP 2024finding

The capabilities of large language models (LLMs) have raised concerns about their potential to create and propagate convincing narratives. Here, we study their performance in detecting convincing arguments to gain insights into LLMs’ persuasive capabilities without directly engaging in experimentati…

Cited by 10SourcePDFScholar
2024

The Potential and Challenges of Evaluating Attitudes, Opinions, and Values in Large Language Models

EMNLP 2024finding

Recent advances in Large Language Models (LLMs) have sparked wide interest in validating and comprehending the human-like cognitive-behavioral traits LLMs may capture and convey. These cognitive-behavioral traits include typically Attitudes, Opinions, Values (AOVs). However, measuring AOVs embedded…