Jafar Afshar

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Patent has currently been captured strong attention as a key enabler for the knowledge and information centric companies and institutes. The higher the patent capability required, the more important an effective and efficient patent retrieval system needed. The conventional patent retrieval systems, however, have produced unsatisfactory results for the(More)
How to resolve query ambiguity and how to avoid redundancies in a search result? The redundancy in returned results(e.g., near duplicates) has a negative effect on retrieval effectiveness(i.e., user satisfaction) and there is less benefit in representing relevant yet redundant results to the user repeatedly. So the ambiguity of query needs to be reflected(More)
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