Modeling Emotion Dynamics in Song Lyrics with State Space Models Yingjin Song author Daniel Beck author 2023 text journal article Transactions of the Association for Computational Linguistics continuing MIT Press Cambridge, MA periodical academic journal song-beck-2023-modeling 10.1162/tacl_a_00541 https://aclanthology.org/2023.tacl-1.10/ 2023 11 157 175