Efficiency improvement is a research area focused on finding ways to optimize processes and systems in order to reduce waste, increase productivity, and improve overall performance. This can involve studying various aspects of a system, such as energy usage, resource utilization, workflow design, and technology integration, in order to identify opportunities for improvement. Researchers in this area often utilize tools and techniques from fields such as industrial engineering, operations research, and management science to analyze and enhance efficiency in a wide range of industries and applications. The goal of efficiency improvement research is to help organizations operate more effectively and efficiently, ultimately leading to cost savings, improved quality, and better overall performance.