UniTalk: Towards Universal Active Speaker Detection in Real World Scenarios. - Le Thien Phuc Nguyen; Zhuoran Yu; Khoa Quang Nhat Cao; Yuwei Guo 006; Tu Ho Manh Pham; Tuan Tai Nguyen; Toan Ngo Duc Vo; Lucas Poon; Soochahn Lee; Yong Jae Lee (CoRR, 2025)