SYSTEM AND METHOD FOR TOKENIZATION OF TEXT USING CLASSIFIER MODELS

Patent №

US 7,937,263

Granted

2011-05-03

Filed 2004

Owner

DICTAPHONE CORPORATION

Lab

AI components

5

ml · nlp · vision · kr · hardware

Assignment

Recorded

Dataset

AIPD

2023_r1 edition

Application

11001654

The present invention pertains to a system and method for the tokenization of text. The featurizer may be configured to receive input text and convert the input text into tokens. According to one aspect of the invention, the tokens may include only one type of character, the characters selected from the group consisting of letters, numbers, and punctuation. The tokenizer may also include a classifier. The classifier may be configured to receive the tokens from the featurizer. Furthermore, the classifier may be configured to analyze the tokens received from the featurizer to determine if the tokens may be input into a predetermined classification model using a preclassifier. If one of the tokens passes the preclassifier, then the token is classified using the predetermined classification model. Additionally, according to a first aspect of the invention, the tokenizer may also include a finalizer. The finalizer may be configured to receive the tokens and may be configured to produce a final output.

AI classification

Natural language1.00
Machine learning1.00
Knowledge representation0.99
Vision0.86
AI hardware0.78
Speech0.15
Planning0.01
Evolutionary computation0.00

Ownership

DICTAPHONE CORPORATION

assignment · 159470786

Assignors

CARRIER, JILL, CARUS, ALWIN B., COTE, WILLIAM F., DOWD, JOHN, DEL LA FEMINA, KATHRYN, FRANKEL, ALAN, HAN, WENSHENG (VINCENT), LAPSHINA, LARISSA, RECHEA, BERNARDO, SANTISTEBAN, ANA, UHRBACH, AMY J.

On an employer assignment, the assignors are typically the inventors.

From the same owner

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