activity
20242026
collaborators

9 papers

cs.CV2026

Cultivating Forensic Reasoning for Generalizable Multimodal Manipulation Detection

Yuchen Zhang, Yaxiong Wang, Kecheng Han +4

Recent advances in generative AI have significantly enhanced the realism of multimodal media manipulation, thereby posing substantial challenges to manipulation detection. Existing…

cs.CR2026

GESR: Graph-Based Edge Semantic Reconstruction for Stealthy Communication Detection with Benign-Only Training

Henghui Xu, Yuchen Zhang, Xiaobo Ma

Detecting stealthy malicious communications from flow logs under benign-only training remains a critical challenge in network security. Malicious communications often camouflage as…

cs.AI2026

Implicit Compression Regularization: Concise Reasoning via Internal Shorter Distributions in RL Post-Training

Chen Wang, Hexuan Deng, Yining Zhang +5

Reinforcement learning with verifiable rewards improves LLM reasoning but often induces overthinking, where models generate unnecessarily long reasoning traces. Existing methods ma…

cs.CL2026

Teaching Thinking Models to Reason with Tools: A Full-Pipeline Recipe for Tool-Integrated Reasoning

Qianjia Cheng, Yuchen Zhang, Zhilin Wang +9

Tool-integrated reasoning (TIR) offers a direct way to extend thinking models beyond the limits of text-only reasoning. Paradoxically, we observe that tool-enabled evaluation can d…

cs.CL2026

Memorization Dynamics in Knowledge Distillation for Language Models

Jaydeep Borkar, Karan Chadha, Niloofar Mireshghallah +6

Knowledge Distillation (KD) is increasingly adopted to transfer capabilities from large language models to smaller ones, offering significant improvements in efficiency and utility…

cs.CL2025

LLäMmlein: Transparent, Compact and Competitive German-Only Language Models from Scratch

Jan Pfister, Julia Wunderle, Andreas Hotho

We create two German-only decoder models, LLäMmlein 120M and 1B, transparently from scratch and publish them, along with the training data, for the German NLP research community t…