Computational efficiency is a research area that focuses on developing algorithms and methods for solving complex computational problems in an efficient and optimal manner. This includes designing algorithms that require minimal computational resources, such as time and memory, while still providing accurate and reliable results. Researchers in this field work on improving the performance of existing algorithms, analyzing the complexity of algorithms, and devising new problem-solving strategies to optimize computational processes. The goal of computational efficiency research is to make computational tasks faster, more scalable, and more cost-effective, ultimately leading to better performance in various applications and fields, such as machine learning, artificial intelligence, and optimization.