Context sensitive stemming for web search
Fuchun Peng, Nawaaz Ahmed, Xin Yan Li, Yumao Lu · 2007
Traditionally, stemming has been applied to Information Retrieval tasks by transforming words in documents to the their root form before indexing, and applying a similar transformation to query terms. Although it increases recall, this naive strategy does not work well for Web Search since it lowers precision and requires a significant amount of additional computation.