Guidance processing apparatus and guidance method

A guidance processing method executed by a computer and comprising:

• analyzing surveillance images to acquire a state of a crowd in a target area;
• detecting a change in the state of the crowd in the target area;
• detecting an abnormal state of the crowd on the basis of the detected change in the state of the crowd;
• detecting a degree of abnormality of the crowd on the basis of the number of people causing the change of the state of the crowd, the state including at least one of a state where the people turn around and a state where the people start running;
• comparing the degree of abnormality of the crowd in the target area with a degree of abnormality of a crowd in another area;
• in response to determining that the degree of abnormality of the crowd in the target area severely differs from the degree of abnormality of the crowd in the another area,
• generating guidance information corresponding to the target area;
• and
• outputting the guidance information on a display device.

A non-transitory computer-readable medium storing a program for causing a computer to perform operations comprising:

• analyzing surveillance images to acquire a state of a crowd in a target area;
• detecting a change in the state of the crowd in the target area;
• detecting an abnormal state of the crowd on the basis of the detected change in the state of the crowd;
• detecting a degree of abnormality of the crowd on the basis of the number of people causing the change of the state of the crowd, the state including at least one of a state where the people turn around and a state where the people start running;
• comparing the degree of abnormality of the crowd in the target area with a degree of abnormality of a crowd in another area;
• in response to determining that the degree of abnormality of the crowd in the target area severely differs from the degree of abnormality of the crowd in the another area,
• generating guidance information corresponding to the target area;
• and
• outputting the guidance information on a display device.