Wide-field research refers to studies and investigations that cover a large area or span a wide range of topics within a particular field of study. This type of research often involves collecting data or information from multiple sources or locations to gain a more comprehensive understanding of the subject matter. Wide-field research can be applied to various disciplines, including astronomy, biology, environmental science, and social sciences, among others. The goal of wide-field research is to provide a broad perspective and in-depth analysis of a particular area of interest.