2. The method of claim 1 wherein grouping the words into a plurality of text regions further comprises identifying one or more white space regions located between the text regions.
2. The method of claim 1 wherein grouping the words into a plurality of text regions further comprises identifying one or more white space regions located between the text regions. 3. The method of claim 2 wherein identifying the white space regions includes: selecting one or more rectangular white space candidate seeds that are candidate white space regions, said white space candidate seeds being located in inter-word spaces between neighboring, vertically overlapping word bounding boxes and having a width greater than a threshold width; vertically expanding each white space candidate seed by a configurable amount; selecting expanded white space candidate seeds that do not intersect any word bounding boxes as white space seeds; horizontally expanding the white space seeds without overlapping any word bounding boxes; and vertically expanding the horizontally expanded white space seeds while horizontally shrinking any vertically and horizontally expanded white space seeds to prevent overlap with any word bounding boxes.