| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide the document analyzing device which can analyze whether or not hues have been contrasted in a document. SOLUTION: A component element read-in part 101 and a component element property decision part 102 extract plural images from the document and a size order investigation part 106 select an image having the largest display area, an image having a 2nd largest area, and an image having a 3rd largest area from the extracted images; and a size rate calculation part 107 and a size rate decision part 108 detect whether the ratio of the sizes of the display areas of the 2nd and 3rd largest images is larger than a prescribed 1st threshold value; when the size ratio of the display areas is larger than the prescribed 1st threshold value, a lightness information investigation part 110, a saturation information investigation part 111, and a hue information investigation part 112 detects the difference between pieces of information regarding the colors of the largest image and 2nd largest image and decides that the hues are contrasted with the document when the said difference is larger than a prescribed 2nd largest threshold value.</p> |
