n.

someone who assigns labels to the grammatical constituents of textual matter

someone who appends or joins one thing to another

"a theory that was simply added on by some anonymous tagger"

a computer program that attaches labels to the grammatical constituents of textual matter

同義詞：tagging program

Taggers for Parsers
Bootstrapping POS taggers using unlabelled data
Why Doesn't EM Find Good HMM POS-Taggers?
Does Baum-Welch re-estimation help taggers?
Investigating GIS and smoothing for maximum entropy taggers
Inducing multilingual POS taggers and NP bracketers via robust projection across aligned corpora
Inducing multilingual POS taggers and NP bracketers via robust projection across aligned corpora
The best of two worlds: cooperation of statistical and rule-based taggers for Czech
The best of two worlds: cooperation of statistical and rule-based taggers for Czech
Independence and Commitment: Assumptions for Rapid Training and Execution of Rule-based POS Taggers.