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Haoran Shi

4 accepted papers

2026

AnomSeer: Reinforcing Multimodal LLMs to Reason for Time-Series Anomaly Detection

ICML 2026poster

Time-series anomaly detection (TSAD) with multimodal large language models (MLLMs) is an emerging area, yet a persistent challenge remains: MLLMs rely on coarse time-series heuristics but struggle with multi-dimensional, detailed reasoning, which is vital for understanding complex time-series data. …

Cited by 0SourceScholar
2025

CrossSpectra: Exploiting Cross-Layer Smoothness for Parameter-Efficient Fine-Tuning

NeurIPS 2025poster

Parameter-efficient fine-tuning (PEFT) is essential for adapting large foundation models without excessive storage cost. However, current approaches such as LoRA treat each layer’s adaptation independently, overlooking correlations across layers. This independence causes the number of trainable para…

Cited by 0SourceScholar
2025

Decoding LLM Personality Measurement: Forced-Choice vs. Likert

ACL 2025finding

Recent research has focused on investigating the psychological characteristics of Large Language Models (LLMs), emphasizing the importance of comprehending their behavioral traits. Likert scale personality questionnaires have become the primary tool for assessing these characteristics in LLMs. Howev…

2024

Deep Demonstration Tracing: Learning Generalizable Imitator Policy for Runtime Imitation from a Single Demonstration

ICML 2024poster

One-shot imitation learning (OSIL) is to learn an imitator agent that can execute multiple tasks with only a single demonstration. In real-world scenario, the environment is dynamic, e.g., unexpected changes can occur after demonstration. Thus, achieving generalization of the imitator agent is cruci…