The 4th International Conference on Signal and Image Processing (SIPO 2020) will be held on November 28-29, 2020, in Dubai, UAE, focusing on advancements and research in signal and image processing. Authors are invited to submit original papers on a wide range of related topics, and the proceedings will be published by a recognized series. Important deadlines include paper submission by July 26, 2020, and notification to authors by September 20, 2020.