Labels:text | screenshot | colorfulness | diagram OCR: Histogram Color Selector Sample 10 1% OHIS O RGB 40 % Red 20 % Green 127 % Blue 255 OK Clear Clear All Cancel Help FIGURE 1 IBM's Ultimedia Manager includes a Query By Image Content feature. In addition to defining query criteria against regular alphanumeric fields, users can also draw or import a sample image to be matched against images stored in a DB2 database. This may involve adjusting image properties, such as color, by using a graph- ical dialog containing slider controls.