Indexing is to build representations of the document content in a manner that can be retrieved in some type of database.


The indexing of images takes into consideration the profile of the public from a file or database, the goals of the organization and the specifics of the photographic document as their forms and photographic expression.




  • Characteristics and objectives of the organization;

  • Coverage of subjects, photographic expression, themes (information content);

  • Image capture;

  • Physical storage of photos;

  • Storage of information about the photo.




  • Capture/load and download of photos file;

  • Analysis, indexing and storage of photos;

  • Control language (controlled vocabulary hierarchies and their relationships);

  • Retrieval of information about the photos (metadata).




  • Preserves the polysemy of the image (meanings)

  • Considers the photography as a document.