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Table 4 POS tags abbreviation descriptions

From: Survey of review spam detection using machine learning techniques

Tag Description Tag Description
CC Coordinating conjunction PRP$ Possessive pronoun
CD Cardinal number RB Adverb
DT Determiner RBR Adverb, comparative
EX Existential there RBS Adverb, superlative
FW Foreign word RP Particle
IN Preposition or subordinating conjunction SYM Symbol
JJ Adjective TO to
JJR Adjective, comparative UH Interjection
JJS Adjective, superlative VB Verb, base form
LS List item marker VBD Verb, past tense
MD Modal VBG Verb, gerund or present participle
NN Noun, singular or mass VBN Verb, past participle
NNS Noun, plural VBP Verb, non-3rd person singular present
NNP Proper noun, singular VBZ Verb, 3rd person singular present
NNPS Proper noun, plural WDT Wh-determiner
PDT Predeterminer WP Wh-pronoun
POS Possessive ending WP$ Possessive wh-pronoun
PRP Personal pronoun WRB Wh-adverb