Web acquired image datasets need curation: an examplar pipeline evaluated on Greek food images

Mining Web data to create AI-usable datasets, is still non-trivial. Unfortunately, despite the free data access, the formation of a dataset useful for machine learning applications cannot rely solely on a data mining phase. For any given query, the retrieved sample may include duplicated, misclassified or completely irrelevant content. The consequence of not “cleaning” those datasets is to end up ...