preprocessing

verb

1. (form-of, gerund, participle, present)present participle and gerund of preprocess

noun

1. (countable, uncountable)The act of processing beforehand.

   “In pattern recognition we can divide an entire task into three phases: data acquisition, data preprocessing, and decision classification.”

   “Despite extensive data cleaning and preprocessing, it was not possible to completely eliminate all noise in such a large corpus.”

2. (countable, uncountable)The material formed by a preprocess.