Multitask Learning and BERT Embedding: A Comprehensive Approach to Subjectivity Detection and Aspect-Based Sentiment Analysis. - Wing Kin Chong; Hu Ng; Timothy Tzen Vun Yap; Ian K. T. Tan; Vik Tor Goh; Lai Kuan Wong; Dong Theng Cher (Int. J. Comput. Intell. Syst., 2026)