| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a highly reliable expression analysis device and expression analysis program.SOLUTION: A face area extraction part extracts a face area in which the face is expressed from an acquired image, and an image featured value calculation part calculates local image featured values for each pixel as the image featured values of the face area, and a first index calculation part calculates the intensity of each expression by performing a first arithmetic operation on the basis of appearance frequency in division blocks included in the image of the local image featured values, and a second index calculation part calculates the probability of each expression by performing a second arithmetic operation on the basis of the local image featured values, and an expression determination part determines the expressions on the basis of the integrated index of each expression calculated by adding the strength and the probability by predetermined weighting.</p> |
