Questions tagged [text-classification]

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Using Trainable=True in Keras Embedding obtained better performance

It is suggested by the author of Keras [1] to use Trainable=False when using the embedding layer in Keras to prevent the weights from being updated during training. ...
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1answer
35 views

Difference between SVM and GD/SGD?

My colleague mentioned that a data science project is using SGD classifier. So I started reading about GD/SGD and came across a nice article about Text classification using SVM and GD. In the end of ...
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1answer
18 views

How to use text classification where the training source are txt files in categorized folders?

I have 200 *.txt unique files for each folder: Each file is a lawsuit initial text separated by legal areas (folders) of public advocacy. I would like to create a training data to predict new ...
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1answer
18 views

Classifying one particular class of documents from the rest

I am trying to build a classifier that would classify if a document is a document about sports or not. I have enough samples of sports document to train a classifier on, however I can't imagine how I ...
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0answers
13 views

Text detection on English and Chinese languages

https://arxiv.org/abs/1910.07954 In this paper, we have a convolutional character neural network where we have object detection by taking a character as a basic unit. First, we do character detection ...
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0answers
21 views

How to classify unseen text data?

I am training an text classifier for addresses such that if given sentence is an address or not. ...
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0answers
13 views

How to use ndcg metric for binary relevance

I am working on a ranking problem to predict the right single document based on the user query and use the NDCG metric to measure the model. Given the details : Queries ( Q ), Result Document ( D ),...
2
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1answer
79 views

What is purpose of the [CLS] token and why its encoding output is important?

I am reading this article on how to use BERT by Jay Alammar and I understand things up until: For sentence classification, we’re only only interested in BERT’s output for the [CLS] token, so we ...
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2answers
36 views

Which kind of model is better for keyword-set classification?

There exists a similar task that is named text classification. But I want to find a kind of model that the inputs are keyword set. And the keyword set is not from a sentence. For example: ...