OverLayBench: A Benchmark for Layout-to-Image Generation with Dense Overlaps. - Bingnan Li; Chen-Yu Wang; Haiyang Xu 002; Xiang Zhang 015; Ethan Armand; Divyansh Srivastava; Xiaojun Shan; Zeyuan Chen; Jianwen Xie; Zhuowen Tu (CoRR, 2025)