A Systematic Literature Review: Facial Expression and Lip Movement Synchronization of an Audio Track

This systematic literature review (SLR) explores the topic of Facial Expression and Lip Movement Synchronization of an Audio Track in the context of Automatic Dubbing. This SLR aims to gain insights into the advancements, trends, and limitations of technologies related to this topic. The review protocol was well-defined, and we formulated specific research questions to guide the review process. A comprehensive search strategy included reputable electronic databases and relevant keywords. The study selection process followed inclusion and exclusion criteria, including 32 relevant studies published from 1995 to 2024. We systematically performed data extraction to gather critical information from the selected studies. The findings of this SLR contribute to understanding the current state-of-the-art technologies, identifying research gaps, and informing further advancements in this field.