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Omni-directional wheelchairs are capable of providing great help for users with difficult walking as wish. In order to help the users with problems controlling wheelchairs with physical contact methods, this paper presents a set of algorithms including improved classification and regression tree (CART), cross validation separation(CVS) and relative angle model (RAM) to control a wheelchair with eye...
Investigators across many disciplines and organizations must sift through large collections of text documents to understand and piece together information. Whether they are fighting crime, curing diseases, deciding what car to buy, or researching a new field, inevitably investigators will encounter text documents. Taking a visual analytics approach, we integrate multiple text analysis algorithms with...
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