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Xun Zhao

8 accepted papers

2026

MindCopilot: Towards Formalizing and Evaluating Granular Human-LLM Co-Writing

IJCAI 2026

Recent writing assistants are increasingly shifting from passive, prompt-driven interaction to proactive, suggestion-based completion, which integrates localized continuations into the writing flow and reduces coordination burden. However, existing evaluations simply focus on output quality, failing

Cited by 0Scholar
2025

How LLMs React to Industrial Spatio-Temporal Data? Assessing Hallucination with a Novel Traffic Incident Benchmark Dataset

NAACL 2025industry

Large language models (LLMs) hold revolutionary potential to digitize and enhance the Health & Public Services (H&PS) industry. Despite their advanced linguistic abilities, concerns about accuracy, stability, and traceability still persist, especially in high-stakes areas such as transportation syst…

Cited by 0SourcePDFScholar
2024

Navigating the OverKill in Large Language Models

ACL 2024long

Large language models are meticulously aligned to be both helpful and harmless. However, recent research points to a potential overkill which means models may refuse to answer benign queries. In this paper, we investigate the factors for overkill by exploring how models handle and determine the safe…

Cited by 25SourcePDFScholar
2024

X-neuron: Interpreting, Locating and Editing of Neurons in Reinforcement Learning Policy

IROS 2024poster

Despite the impressive performance of Reinforcement Learning (RL), the black-box neural network backbone hinders users from trusting and deploying trained agents in real-world applications where safety is crucial. In order to make agents more trustworthy and controllable, for a given RL-trained poli…

Cited by 0SourceScholar
2022

Not All Models Are Equal: Predicting Model Transferability in a Self-Challenging Fisher Space

ECCV 2022poster

"This paper addresses an important problem of ranking the pre-trained deep neural networks and screening the most transferable ones for downstream tasks. It is challenging because the ground-truth model ranking for each task can only be generated by fine-tuning the pre-trained models on the target d…

2022

Temporally Efficient Vision Transformer for Video Instance Segmentation

CVPR 2022oral

Recently vision transformer has achieved tremendous success on image-level visual recognition tasks. To effectively and efficiently model the crucial temporal information within a video clip, we propose a Temporally Efficient Vision Transformer (TeViT) for video instance segmentation (VIS). Differen…

Cited by 87PDFcodeScholar
2021

Towards Vivid and Diverse Image Colorization With Generative Color Prior

ICCV 2021poster

Colorization has attracted increasing interest in recent years. Classic reference-based methods usually rely on external color images for plausible results. A large image database or online search engine is inevitably required for retrieving such exemplars. Recent deep-learning-based methods could a…

Cited by 119PDFcodeScholar