Method of locating and tracking each person in a gunshot event

A method of locating and tracking each person in a gunshot event, with the method comprising:

• creating an electronic map based on an environment;
• using a plurality of image pick-up devices to pick up an image of each person in the environment;
• using a plurality of gunshot detection devices to detect whether a gunshot event occurs in the environment, wherein when a gunshot event is detected, a gunman characteristics detection procedure is activated, wherein when the gunman characteristics detection procedure detects an image of a person fulfilling gunman characteristics, the person is labeled as a gunman, and the location of the gunman is uploaded and designated on a corresponding location on the electronic map, and wherein when no gunshot event is detected, the gunman characteristics detection procedure is not activated;
• and
• using the image to track movement and location of the gunman and continuously updating the location of the gunman on the electronic map,
• wherein when the gunman characteristics detection procedure is activated, each of the plurality of gunshot detection devices detects presence of a temperature higher than 45° C. in a detection range thereof, wherein when a place having a temperature higher than 45° C. is detected, a person closest to the place is labeled as the gunman, and wherein no place having a temperature higher than 45° C. is detected, no person in the environment is labeled as the gunman.