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Author: Admin | 2025-04-28
Or subject,emailtoken,from, or subject, emailtoken, from. If we had a large list of terms to be excluded, this would be the preferred way to enter the terms. Click Done to close the dialog and return to the Pre-Processing dialog.Text Miner allows the combining of synonyms and full phrases by clicking Advanced under Vocabulary Reduction. Select Synonym reduction at the top of the dialog to replace synonyms such as car, automobile, convertible, vehicle, sedan, coupe, subcompact, and jeep with auto. Click Add Synonym and replace rootterm with auto, then replace synonym list with car, automobile, convertible, vehicle, sedan, coupe (without the parenthesis). During pre-processing, XLMiner replaces the terms car, automobile, convertible, vehicle, sedan, coupe, subcompact, and jeep with the term auto. To remove a synonym from the list, highlight the term and click Remove Synonym. If adding synonyms from a text file, each line must be of the form rootterm:synonymlist, or using our example: auto:car automobile convertible vehicle sedan coup or auto:car,automobile,convertible,vehicle,sedan,coup. Note that separation between the terms in the synonym list must be either a space, a comma, or both. If there were a large list of synonyms, this would be the preferred way to enter the terms. Text Miner allows the combining of words into phrases that indicate a singular meaning such as station wagon, which refers to a specific type of car rather than two distinct tokens -- station and wagon. To add a phrase in the Vocabulary Reduction - Advanced dialog, select Phrase reduction and click Add Phrase. When the term phrasetoken appears, click to edit and enter wagon. Click phrase to edit and enter station wagon. If supplying phrases through a text file (*.txt), each line of the file must be of the form phrasetoken:phrase or using our example, wagon:station wagon. With a large list of
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