4. The method of claim 1 , further comprising: locating pages each having a matching text strip that matches the input text strip to produce candidate pages; and ranking the candidate pages according to an amount of similarity to the text strips.
4. The method of claim 1 , further comprising: locating pages each having a matching text strip that matches the input text strip to produce candidate pages; and ranking the candidate pages according to an amount of similarity to the text strips. 8. The method of claim 4 , wherein locating pages comprises: determining matching document pages from a database; modifying a feature extraction score of each matching page; sorting the matching document pages from highest score to lowest score; calculating a percentage of the image patch found in the matching page; and outputting the matching document pages sorted by percentage.