When based on the identification of phrases, the systems usually perform the recognition of the syntactic structure, parsing, of the sentences by attributing syntactic functions to the recognized constituents [48], for example, subject and predicate, noun and verb phrases.
Constituent grammars, on the other hand, focus on identification of the phrases structure (noun phrases, verb phrases, etc).
It provides for the identification of words, phrases, and punctuation.
A sentiment analysis process using part-of-speech tagging, and identification of negation phrases has been proposed, which has been validated with a product review data set from Amazon.com [31].
Then, the identification of verb phrases is composed of five modules: Vsimple covers the verb itself with only optional leading or trailing adverbs.
For the identification of relevant medical phrases, the algorithm uses the Unified Medical Language System UMLSS) meta-thesaurus [ 24], a National Institutes of Health (NIH -sponsored collectioNIH -sponsoredocollection, sofe of which are considered standard for particular applications.
The association also took pains to dismiss Mr. Stewart and Mr. Feder's plagiarism machine, declaring that "computer-assisted identification of similar words and phrases in itself does not constitute a sufficient basis for a plagiarism or misuse complaint".
On the other hand, plain text analysis is more appropriate for identification of actions, attitude, and phrases that are most distinctive for a particular community.
SELA methodology involved identification of keywords (including generic keywords/keyword phrases and specific keywords/keyword phrases), assessment of keyword search volume and ranking of individual sites in search engine results.
Both, for the identification of morphosyntactic patterns and noun phrases, the authors used the PALAVRAS parser [75].
