Prior Art Retrieval using the Claims Section as a Bag of Words.
Suzan VerberneEva D'hondtPublished in: CLEF (Working Notes) (2009)
Keyphrases
- bag of words
- prior art
- patent search
- text classification
- image classification
- term frequency
- visual words
- action recognition
- image representation
- object retrieval
- n gram
- document representation
- image retrieval
- information retrieval
- patent documents
- patent retrieval
- image database
- bag of words models
- document retrieval
- language model
- text documents
- pseudo relevance feedback
- relevance feedback
- retrieval model
- test collection
- query expansion
- retrieval method
- information retrieval systems
- text retrieval
- average precision
- intellectual property
- feature selection
- machine learning