摘要:In living environments, abnormal and unusual situations should be quickly recognized. This can be said to be a study regarding secure safety. The purpose is to prepare measures for quick recognition and the avoidance of risk factors in residential environments. To intellectually recognize living spaces, measures to recognize various risks quickly are necessary. In the present study, factor extraction and situation detection measures necessary for space intellectualization for recognizing unusual situations in advance in urban spaces are proposed. Unusual situation occurrence factors in living environments were classified, and risk elements by factor were derived. The risks were calculated utilizing the extracted unusual situation elements to show the actual utilization.