Filtering chunks Clause Samples

Filtering chunks. The vector space model narrows the scope of search, and HMM utilizes contextual information to support information extraction. There are additional inherent properties of the tokens that we use for the final extraction, described below. These are implemented in the form of If-Then rules. Whether a rule is applied or not is determined by the learning process based on historical statistics (see next chapter for details). a) Part of speech (POS)