Pt Core News Lg
A CPU-optimized Portuguese processing pipeline, including tokenization, POS tagging, dependency parsing, named entity recognition, and more.
Downloads 57
Release Time : 3/2/2022
Model Overview
This is a large natural language processing model for Portuguese, offering comprehensive text analysis capabilities, including POS tagging, dependency parsing, named entity recognition, etc. The model is optimized for CPU usage.
Model Features
CPU Optimization
Specially optimized for CPU usage, no high-end GPU required
Comprehensive NLP Features
Provides a complete natural language processing pipeline from tokenization to named entity recognition
High Accuracy
Excellent performance on Portuguese processing tasks, such as NER F1 score of 0.903
Pre-trained Word Vectors
Includes 500,000 pre-trained word vectors to enhance processing effectiveness
Model Capabilities
POS tagging
Dependency parsing
Named entity recognition
Lemmatization
Morphological analysis
Sentence boundary detection
Use Cases
Text Analysis
Portuguese Document Processing
Automatically analyzes POS, syntactic structure, and named entities in Portuguese documents
Accurately identifies entities and grammatical relationships in documents
Information Extraction
News Analysis
Extracts entity information such as person names, locations, and organizations from Portuguese news
NER precision rate of 0.902
🚀 pt_core_news_lg
The pt_core_news_lg
is a Portuguese language processing pipeline optimized for CPU, offering various token - classification tasks with high performance.
📚 Documentation
Details: https://spacy.io/models/pt#pt_core_news_lg
The Portuguese pipeline is optimized for CPU. Components include: tok2vec, morphologizer, parser, lemmatizer (trainable_lemmatizer), senter, ner, attribute_ruler.
Property | Details |
---|---|
Name | pt_core_news_lg |
Version | 3.7.0 |
spaCy | >=3.7.0,<3.8.0 |
Default Pipeline | tok2vec , morphologizer , parser , lemmatizer , attribute_ruler , ner |
Components | tok2vec , morphologizer , parser , lemmatizer , senter , attribute_ruler , ner |
Vectors | 500000 keys, 500000 unique vectors (300 dimensions) |
Sources | UD Portuguese Bosque v2.8 (Rademaker, Alexandre; Freitas, Cláudia; de Souza, Elvis; Silveira, Aline; Cavalcanti, Tatiana; Evelyn, Wograine; Rocha, Luisa; Soares-Bastos, Isabela; Bick, Eckhard; Chalub, Fabricio; Paulino-Passos, Guilherme; Real, Livy; de Paiva, Valeria; Zeman, Daniel; Popel, Martin; Mareček, David; Silveira, Natalia; Martins, André) WikiNER (Joel Nothman, Nicky Ringland, Will Radford, Tara Murphy, James R Curran) Explosion fastText Vectors (cbow, OSCAR Common Crawl + Wikipedia) (Explosion) |
License | CC BY - SA 4.0 |
Author | Explosion |
Model Performance
The pt_core_news_lg
model has been evaluated on several token - classification tasks, and the following are the performance metrics:
Task | Metric | Value |
---|---|---|
NER | NER Precision | 0.9016596045 |
NER | NER Recall | 0.9045519847 |
NER | NER F Score | 0.9031034788 |
TAG | TAG (XPOS) Accuracy | 0.8951305295 |
POS | POS (UPOS) Accuracy | 0.9694357755 |
MORPH | Morph (UFeats) Accuracy | 0.958640844 |
LEMMA | Lemma Accuracy | 0.9730077757 |
UNLABELED_DEPENDENCIES | Unlabeled Attachment Score (UAS) | 0.9021776702 |
LABELED_DEPENDENCIES | Labeled Attachment Score (LAS) | 0.8624265468 |
SENTS | Sentences F - Score | 0.9512921022 |
Label Scheme
View label scheme (590 labels for 3 components)
Component | Labels |
---|---|
morphologizer |
Definite=Ind|Gender=Masc|Number=Sing|POS=DET|PronType=Art , Gender=Masc|Number=Sing|POS=NOUN , Gender=Masc|Number=Sing|POS=ADJ , Definite=Def|Gender=Masc|Number=Sing|POS=DET|PronType=Art , Gender=Masc|Number=Sing|POS=PROPN , Number=Sing|POS=PROPN , Mood=Ind|Number=Sing|POS=AUX|Person=3|Tense=Pres|VerbForm=Fin , Gender=Masc|Number=Plur|POS=NOUN , Definite=Def|POS=ADP|PronType=Art , Gender=Fem|Number=Sing|POS=NOUN , Gender=Fem|Number=Sing|POS=ADJ , POS=PUNCT , NumType=Card|POS=NUM , POS=ADV , Gender=Fem|Number=Plur|POS=ADJ , Gender=Fem|Number=Plur|POS=NOUN , Definite=Def|Gender=Masc|Number=Sing|POS=ADP|PronType=Art , Gender=Fem|Number=Sing|POS=PROPN , Gender=Fem|Number=Sing|POS=VERB|VerbForm=Part , POS=ADP , POS=PRON|PronType=Rel , Mood=Ind|Number=Sing|POS=VERB|Person=3|Tense=Pres|VerbForm=Fin , POS=SCONJ , POS=VERB|VerbForm=Inf , Definite=Def|Gender=Masc|Number=Plur|POS=DET|PronType=Art , Gender=Masc|Number=Plur|POS=ADJ , POS=CCONJ , Definite=Def|Gender=Fem|Number=Plur|POS=DET|PronType=Art , Definite=Def|Gender=Fem|Number=Sing|POS=DET|PronType=Art , Definite=Ind|Gender=Fem|Number=Sing|POS=DET|PronType=Art , Gender=Masc|Number=Sing|POS=DET|PronType=Ind , Mood=Sub|Number=Sing|POS=AUX|Person=3|Tense=Pres|VerbForm=Fin , Definite=Def|Gender=Masc|Number=Plur|POS=ADP|PronType=Art , Gender=Masc|Number=Plur|POS=PRON|PronType=Rel , Gender=Fem|Number=Sing|POS=PRON|Person=3|PronType=Prs , Mood=Ind|Number=Plur|POS=VERB|Person=3|Tense=Pres|VerbForm=Fin , POS=ADV|Polarity=Neg , Gender=Masc|Number=Sing|POS=DET|PronType=Art , POS=X , Gender=Masc|Number=Plur|POS=PRON|PronType=Dem , Gender=Fem|Number=Plur|POS=DET|PronType=Ind , Mood=Ind|Number=Plur|POS=VERB|Person=1|Tense=Pres|VerbForm=Fin , Gender=Masc|Number=Plur|POS=PRON|PronType=Tot , Case=Acc|Gender=Masc|Mood=Ind|Number=Plur|POS=VERB|Person=1|PronType=Prs|Tense=Pres|VerbForm=Fin , Number=Sing|POS=CCONJ , Gender=Masc|Number=Sing|POS=VERB|VerbForm=Part , Gender=Masc|Number=Plur|POS=DET|PronType=Dem , Case=Acc|Gender=Masc|Number=Plur|POS=VERB|Person=3|PronType=Prs|VerbForm=Inf , Gender=Masc|Number=Sing|POS=DET|PronType=Dem , Gender=Masc|Number=Sing|POS=PRON|PronType=Rel , Case=Acc|Gender=Fem|Number=Plur|POS=VERB|Person=3|PronType=Prs|VerbForm=Inf , Gender=Fem|Number=Plur|POS=PRON|PronType=Ind , Gender=Masc|Number=Plur|POS=DET|PronType=Prs , Case=Acc|Gender=Masc|Mood=Sub|Number=Plur|POS=VERB|Person=3|PronType=Prs|Tense=Pres|VerbForm=Fin , Number=Plur|POS=NOUN , Mood=Sub|Number=Plur|POS=VERB|Person=3|Tense=Fut|VerbForm=Fin , POS=AUX|VerbForm=Inf , Gender=Fem|Number=Plur|POS=VERB|VerbForm=Part|Voice=Pass , Case=Nom|Gender=Masc|Number=Plur|POS=PRON|Person=3|PronType=Prs , Gender=Masc|Number=Sing|POS=ADP|PronType=Dem , Gender=Masc|Number=Sing|POS=PRON|PronType=Dem , POS=VERB|VerbForm=Ger , Mood=Ind|Number=Plur|POS=AUX|Person=3|Tense=Pres|VerbForm=Fin , Gender=Masc|Number=Plur|POS=VERB|VerbForm=Part|Voice=Pass , Gender=Masc|Number=Plur|POS=PROPN , Number=Plur|POS=AUX|Person=3|VerbForm=Inf , Gender=Fem|Number=Sing|POS=PRON|PronType=Dem , Mood=Ind|Number=Sing|POS=VERB|Person=3|Tense=Fut|VerbForm=Fin , Gender=Masc|Number=Plur|POS=PRON|PronType=Ind , Mood=Ind|Number=Plur|POS=VERB|Person=3|Tense=Past|VerbForm=Fin , Definite=Def|Gender=Masc|Number=Sing|POS=PRON|PronType=Art , POS=VERB|VerbForm=Part , Gender=Masc|NumType=Ord|Number=Sing|POS=ADJ , Mood=Ind|Number=Sing|POS=VERB|Person=3|Tense=Past|VerbForm=Fin , Gender=Fem|Number=Sing|POS=DET|PronType=Dem , Definite=Ind|Gender=Fem|Number=Sing|POS=ADP|PronType=Art , Gender=Fem|Number=Sing|POS=PRON|PronType=Rel , Mood=Sub|Number=Sing|POS=VERB|Person=3|Tense=Pres|VerbForm=Fin , Definite=Def|Gender=Fem|Number=Sing|POS=ADP|PronType=Art , Mood=Ind|Number=Sing|POS=AUX|Person=3|Tense=Past|VerbForm=Fin , Case=Acc|Gender=Masc|Mood=Ind|Number=Sing|POS=VERB|Person=3|PronType=Prs|Tense=Pres|VerbForm=Fin , Case=Acc|Gender=Masc|Number=Plur|POS=PRON|Person=3|PronType=Prs , Gender=Masc|Number=Sing|POS=VERB|VerbForm=Part|Voice=Pass , Case=Dat|Gender=Masc|Number=Sing|POS=PRON|Person=3|PronType=Prs , Mood=Ind|Number=Sing|POS=VERB|Person=1|Tense=Pres|VerbForm=Fin , Case=Nom|Number=Plur|POS=PRON|Person=1|PronType=Prs , Mood=Sub|Number=Plur|POS=VERB|Person=1|Tense=Imp|VerbForm=Fin , Mood=Sub|Number=Sing|POS=VERB|Person=3|Tense=Fut|VerbForm=Fin , Gender=Fem|NumType=Ord|Number=Plur|POS=ADJ , Gender=Fem|Number=Plur|POS=DET|PronType=Prs , Gender=Masc|Number=Plur|POS=DET|PronType=Ind , Gender=Masc|NumType=Ord|Number=Plur|POS=ADJ , Case=Acc|Gender=Masc|Mood=Ind|Number=Plur|POS=VERB|Person=3|PronType=Prs|Tense=Pres|VerbForm=Fin , NumType=Ord|POS=ADJ , Definite=Def|Gender=Masc|Number=Sing|POS=DET|PronType=Dem , Case=Acc|Gender=Fem|Mood=Ind|Number=Sing|POS=VERB|Person=3|PronType=Prs|Tense=Pres|VerbForm=Fin , Gender=Masc|Number=Sing|POS=PRON|PronType=Ind , Number=Plur|POS=ADJ , Gender=Fem|Number=Sing|POS=VERB|VerbForm=Part|Voice=Pass , Mood=Ind|Number=Sing|POS=AUX|Person=3|Tense=Fut|VerbForm=Fin , Gender=Masc|Number=Sing|POS=SCONJ|PronType=Dem , Mood=Sub|Number=Sing|POS=AUX|Person=3|Tense=Fut|VerbForm=Fin , Gender=Fem|Number=Sing|POS=DET|PronType=Tot , Gender=Fem|Number=Sing|POS=PRON|PronType=Ind , Gender=Masc|Number=Plur|POS=VERB|VerbForm=Part , Gender=Fem|Number=Plur|POS=VERB|VerbForm=Part , Gender=Masc|NumType=Mult|Number=Sing|POS=NUM , Number=Sing|POS=PRON|PronType=Ind , Mood=Ind|Number=Plur|POS=AUX|Person=3|Tense=Past|VerbForm=Fin , Case=Acc|Gender=Fem|Number=Plur|POS=PRON|Person=3|PronType=Prs , Mood=Cnd|Number=Sing|POS=VERB|Person=3|VerbForm=Fin , Gender=Fem|Number=Plur|POS=PRON|PronType=Rel , Number=Plur|POS=PRON|Person=1|PronType=Prs , Mood=Sub|Number=Plur|POS=VERB|Person=3|Tense=Pres|VerbForm=Fin , Case=Acc|Gender=Fem|Number=Sing|POS=PRON|Person=3|PronType=Prs , Gender=Masc|Number=Plur|POS=DET|PronType=Tot , Gender=Masc|Number=Sing|POS=PROPN|PronType=Art , Gender=Fem|Number=Sing|POS=DET|PronType=Prs , Case=Acc|Gender=Masc|Number=Sing|POS=PRON|Person=3|PronType=Prs , Number=Sing|POS=VERB|Person=3|VerbForm=Inf , Case=Nom|Gender=Masc|Number=Sing|POS=PRON|Person=1|PronType=Prs , Mood=Ind|Number=Sing|POS=AUX|Person=1|Tense=Pres|VerbForm=Fin , Mood=Ind|Number=Sing|POS=VERB|Person=1|Tense=Past|VerbForm=Fin , Case=Nom|Gender=Fem|Number=Sing|POS=PRON|Person=3|PronType=Prs , Case=Acc|Number=Plur|POS=PRON|Person=1|PronType=Prs , Mood=Sub|Number=Sing|POS=VERB|Person=3|Tense=Imp|VerbForm=Fin , Mood=Cnd|Number=Sing|POS=AUX|Person=3|VerbForm=Fin , POS=AUX|VerbForm=Part , POS=SPACE , Gender=Fem|Number=Sing|POS=DET|PronType=Ind , Case=Nom|Gender=Masc|Number=Sing|POS=PRON|Person=3|PronType=Prs , Mood=Ind|Number=Sing|POS=AUX|Person=1|Tense=Past|VerbForm=Fin , Case=Nom|Number=Sing|POS=PRON|Person=1|PronType=Prs , Number=Sing|POS=PRON|PronType=Rel , Number=Sing|POS=DET|PronType=Art , Definite=Def|Gender=Fem|Number=Plur|POS=ADP|PronType=Art , Mood=Ind|Number=Plur|POS=VERB|Person=3|Tense=Imp|VerbForm=Fin , Mood=Ind|Number=Sing|POS=AUX|Person=3|Tense=Imp|VerbForm=Fin , Gender=Masc|NumType=Frac|Number=Sing|POS=NUM , Gender=Masc|Number=Sing|POS=DET|PronType=Prs , Mood=Ind|Number=Sing|POS=VERB|Person=3|Tense=Imp|VerbForm=Fin , Mood=Ind|Number=Plur|POS=AUX|Person=3|Tense=Imp|VerbForm=Fin , Case=Acc|Gender=Masc|Mood=Ind|Number=Sing|POS=PRON|Person=3|PronType=Prs|Tense=Pres|VerbForm=Fin , Gender=Fem|Number=Sing|POS=ADP|PronType=Dem , Gender=Masc|Number=Plur|POS=DET|PronType=Art , Case=Acc|Gender=Masc|Number=Sing|POS=PRON|Person=1|PronType=Prs , Gender=Fem|NumType=Ord|Number=Sing|POS=ADJ , Case=Acc|Gender=Masc|Number=Sing|POS=VERB|Person=3|PronType=Prs|VerbForm=Inf , Number=Plur|POS=VERB|Person=3|VerbForm=Inf , Definite=Def|Gender=Masc|Number=Sing|POS=SCONJ|PronType=Art , Definite=Def|POS=SCONJ|PronType=Art , Gender=Masc|Number=Plur|POS=ADP|PronType=Art , Mood=Ind|Number=Sing|POS=VERB|Person=3|Tense=Pqp|VerbForm=Fin , Case=Acc|Gender=Masc|Mood=Ind|Number=Sing|POS=VERB|Person=3|PronType=Prs|Tense=Past|VerbForm=Fin , Gender=Fem|Number=Plur|POS=PRON|PronType=Dem , Gender=Fem|Number=Plur|POS=PROPN , Case=Acc|POS=PRON|PronType=Prs , Mood=Ind|Number=Plur|POS=VERB|Person=3|VerbForm=Fin , POS=AUX , Case=Acc|Mood=Ind|Number=Sing|POS=VERB|Person=3|PronType=Prs|Tense=Past|VerbForm=Fin , Gender=Masc|Number=Sing|POS=ADP|PronType=Art , Gender=Fem|Number=Sing|POS=ADP|PronType=Art , POS=INTJ , Case=Acc|Mood=Ind|Number=Sing|POS=VERB|Person=3|PronType=Prs|Tense=Pres|VerbForm=Fin , Number=Sing|POS=PRON|PronType=Int , Gender=Fem|Number=Sing|POS=DET|PronType=Rel , Gender=Masc|Number=Sing|POS=DET|PronType=Emp , Case=Acc|Mood=Sub|Number=Sing|POS=VERB|Person=3|PronType=Prs|Tense=Pres|VerbForm=Fin , Gender=Masc|POS=PRON|PronType=Ind , Gender=Fem|Number=Plur|POS=DET|PronType=Rel , Gender=Masc|Number=Sing|POS=PRON|Person=3|PronType=Prs , Definite=Ind|Gender=Masc|Number=Sing|POS=ADP|PronType=Art , Mood=Ind|Number=Sing|POS=AUX|Person=3|Tense=Pqp|VerbForm=Fin , Mood=Ind|Number=Sing|POS=VERB|Person=2|Tense=Past|VerbForm=Fin , Mood=Ind|Number=Sing|POS=AUX|Person=2|Tense=Pres|VerbForm=Fin , Case=Dat|Gender=Masc|Mood=Ind|Number=Sing|POS=VERB|Person=3|PronType=Prs|Tense=Pres|VerbForm=Fin , `Case=Acc|Gender=Fem|Mood=Ind|Numb |
📄 License
This project is licensed under the CC BY - SA 4.0
license.
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