This volume comprises the select proceedings of the 4th International Conference on Signal & Data Processing - ICSDP 2024. The contents focus on the latest research and developments in the field of artificial intelligence and machine learning, Internet of Things, cybernetics, robotics, advanced communication systems, VLSI and embedded systems, quantum computation, power electronics and automation, MEMS/Nanotechnology, renewable energy, bioinformatics, data acquisition and mining, antenna and RF systems, power systems, biomedical engineering, aerospace and navigation. This book contributes to disseminating innovative and standard results to researchers in engineering and technology.