Automatic frame extraction for improving content-based image retrieval of historical photographs. - Ana Paula Brandão Lopes; David Lunardi Flam; Natalia C. Batista; Sandra Eliza Fontes de Avila; Jussara M. Almeida; Arnaldo de Albuquerque Araújo (WebMedia, 2008)

Detecting Buildings in Historical Photographs Using Bag-of-Keypoints. - Natalia C. Batista; Ana Paula Brandão Lopes; Arnaldo de Albuquerque Araújo (SIBGRAPI, 2009)