CoreNLP POS
Supported Labeling Types: Span Labeling
CoreNLP Part-of-Speech (POS) Tagging is a feature of the Stanford CoreNLP toolkit that assigns grammatical categories—such as noun, verb, adjective, or adverb—to each word in a sentence. It uses probabilistic models trained on large annotated corpora to accurately analyze sentence structure. Within our labeling platform, CoreNLP POS tagging helps enhance text preprocessing, supports more accurate entity recognition, and enables advanced labeling workflows that rely on syntactic patterns or linguistic rules.

CoreNLP POS-tagging is done using CoreNLP Server
using official pre-trained model invoked from fromnltk.parse.corenlp.CoreNLPParser
.
Model Details
CoreNLP POS-tagging is conducted using CoreNLP Server, leveraging the official pre-trained models.
This system is invoked via
from nltk.parse.corenlp.CoreNLPParser
and uses a deep learning-based approach for accurate entity recognition.Operates as a service within the Datasaur Intelligence container, maintaining isolation while providing consistent access.
Usage
This is ideal for complex linguistic analysis and tasks requiring detailed syntactic structures.
The tagset is similar to the NLTK provider.
References
References
UPenn Treebank Docs https://catalog.ldc.upenn.edu/docs/LDC99T42/
python -c "import nltk; nltk.help.upenn_tagset()"
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