Author

Dongdong Chen

h-index 5 View on Semantic Scholar

We have 2 of 12 papers

We haven’t gathered this author’s papers yet. Follow them and we’ll fetch their work.

Not the right person? Other researchers publish under this name.

Preprint Jul 2026

XL-DocBench: Benchmarking Evidence-Grounded Extra-Long Document Understanding

XL-DocBench is introduced, a fully human-verified benchmark for extra-long document understanding, with 1,519 retained questions from six professional domains and contexts up to 2,303 pages, and fills a gap left by prior single-page, short multi-page, or text-only long-context benchmarks.

Hongchen Wei, Yuanzhe Wang, Bei Liu et al. · 0 citations

Review Jul 2026

DocAtlas: Long-Document Understanding as Mutable-State Interaction

DocAtlas is presented, a system that treats long-document understanding as a mutable-state information-seeking process and instantiate DocAtlas as a mutable document harness: an external environment that determines what document information is searched, read, stored, reviewed, and shown to the model at each step.

Hongchen Wei, Yuanzhe Wang, Bei Liu et al. · 0 citations