Author

Ping Jiang

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Jul 2026

WebRetriever: A Large-Scale Comprehensive Benchmark for Efficient Web Agent Evaluation

WebRetriever is introduced, a large-scale benchmark encompassing 800 websites and 1,550 tasks across diverse domains, including consumer, professional, and enterprise sectors, with comprehensive coverage of user intent patterns, and NavEval (Navigation Evaluation), a novel LLM-as-Judge framework that leverages rich interaction context beyond visual screenshots.

Wei Dong, Tianyu Fu, Zhe Yu et al. · arXiv.org · 0 citations

Jul 2026

Dive Into the Implicit Biases of Low-rank Vision-language Alignment

This work systematically characterize the implicit biases introduced by low-rank adaptation during alignment and establishes two theorems showing that low-rank alignment induces preferences for parameter subspaces with flat gradients and feature subspaces robust to perturbations, providing a principled explanation for the observed structure-preserving behavior.

Mingjia Shi, Shuo Wang, Xiaobo Wang et al. · arXiv.org · 0 citations