MMDU: A Multi-Turn Multi-Image Dialog Understanding Benchmark and Instruction-Tuning Dataset for LVLMs - Liu, Ziyu; Chu, Tao; Zang, Yuhang; Wei, Xilin; Dong, Xiaoyi; Zhang, Pan; Liang, Zijian; Xiong, Yuanjun; Qiao, Yu; Lin, Dahua; Wang, Jiaqi (Advances in Neural Information Processing Systems, 2024)