collaborators

7 papers

cs.CL2026

SIMMER: Benchmarking Latent Failures in LLM Executable Planning with a World Model

Xiaoxin Lu, Ranran Haoran Zhang, Rui Zhang

Large language models (LLMs) are increasingly deployed as planners for autonomous agents in household environments. While existing benchmarks evaluate whether LLM-generated plans e…

cs.AI2026

Ran Score: a LLM-based Evaluation Score for Radiology Report Generation

Ran Zhang, Yucong Lin, Zhaoli Su +13

Chest X-ray report generation and automated evaluation are limited by poor recognition of low-prevalence abnormalities and inadequate handling of clinically important language, inc…

cs.CL2026

Batch Speculative Decoding Done Right

Ranran Haoran Zhang, Soumik Dey, Ashirbad Mishra +3

Speculative decoding must produce outputs distribution identical to standard autoregressive generation-this output equivalence is not an optimization target but the defining criter…

cs.CL2025

VisOnlyQA: Large Vision Language Models Still Struggle with Visual Perception of Geometric Information

Ryo Kamoi, Yusen Zhang, Sarkar Snigdha Sarathi Das +2

Large Vision Language Models (LVLMs) have achieved remarkable performance in various vision-language tasks. However, it is still unclear how accurately LVLMs can perceive visual in…

cs.CV2025

Enhance Multimodal Consistency and Coherence for Text-Image Plan Generation

Xiaoxin Lu, Ranran Haoran Zhang, Yusen Zhang +1

People get informed of a daily task plan through diverse media involving both texts and images. However, most prior research only focuses on LLM's capability of textual plan genera…

cs.CL2025

HRScene: How Far Are VLMs from Effective High-Resolution Image Understanding?

Yusen Zhang, Wenliang Zheng, Aashrith Madasu +14

High-resolution image (HRI) understanding aims to process images with a large number of pixels, such as pathological images and agricultural aerial images, both of which can exceed…