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Questions tagged [information-extraction]

Process of extracting useful and meaningful information from chunks of data or datasets, which can be in any format.

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keyword extraction and link to multiple sources

I have to perform a tech watch over a very rich subject which spans from software to deep physical issues and also, from business news to scientific articles. Usually, I would have first retrieved the ...
deb2014's user avatar
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How should I use ML to extract the entries from a dictionary?

A question about methodology I know that methodology questions are not welcome on the Stack Overflow site, but I don't know if they are acceptable here. If they are not, I apologize. Description of ...
lima's user avatar
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1 vote
2 answers
91 views

Does a confusion matrix make sense for extraction tasks?

I'm extracting company names from text blobs. I'm trying to calculate recall. Confusion matrices makes more sense to me from a binary classification point of view, ...
opyate's user avatar
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What are the approaches for extracting an injury and its description from a paragraph?

Suppose I have a paragraph which explains the injuries and its descriptions. I want to extract the injuries and its corresponding descriptions from the text. How can I do that? For example, the ...
SRJ577's user avatar
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2 votes
2 answers
315 views

Using BERT to extract a list of words and phrases from documents

I have a list of words and phrases (~3k items). What are my options to extract them from documents (~3M of job descriptions) with NLP? I do not have labeled data. For example my list of words and ...
E.K.'s user avatar
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1 vote
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Ontology-based knowledge graph construction from free-text

TL;DR What is the best way to extract SPO triples from free-text with as little information loss as possible under the constraint that the nodes and relationships in the extracted triples are ...
scicos88's user avatar
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1 answer
26 views

What method/algorithm to use to extract information from project documents about objectives, activities, and other variables?

I'm more-or-less new to NLP so assume little existing knowledge! But I have strong coding skills in R and to a lesser extent Python. We're interested in extracting key information about objectives, ...
Rory's user avatar
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1 answer
285 views

What did Sentence-Bert return here?

I used sentence bert to embed sentences from this tutorial https://www.sbert.net/docs/pretrained_models.html ...
user900476's user avatar
1 vote
1 answer
154 views

Can I use Sentence-Bert to embed event triples?

I extracted event triples from sentences using OpenIE. Can I concatenate the components in the event triple to make it a sentence and use Sentence-Bert to embed it? It seems no one has done this way ...
user900476's user avatar
1 vote
0 answers
35 views

Extracting information from bills, tax statements, etc: What ML model to use?

I have a bunch of documents such as bank statements, utilities bills, personal expenditure invoices, etc. The document types range is very broad. Some of these files are saved as pictures, others as ...
An old man in the sea.'s user avatar
1 vote
1 answer
164 views

Information Extraction from News Headlines

I'm relatively new in the field of Information Extraction and was wondering if there are any methods to summarize multiple headlines on the same topic, like some kind of "average" of ...
LaLeLo's user avatar
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Difference between the architectures of semantic and instance segmentation

My question is about the difference between the architectures of semantic segmentation and instance segmentation models. So, as far as I understand, a semantic segmentation model is making pixel-wise ...
The Exile's user avatar
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1 vote
2 answers
135 views

Data extraction using crawlers

I have a rather simple data scraping task, but my knowledge of web scraping is limited. I have a excel file containing the names of 500 cities in a column, and I'd like to find their distance from a ...
Jay's user avatar
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1 answer
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Is it possible to extract specific words from a sentence in Hindi/Marathi?

I have seen the different options to extract words from sentences in English but when I wanted to know if its possible to do the same thing in Hindi or Marathi eg: टोमॅटो बेचना है where the word at ...
Sharan Iyer's user avatar
2 votes
1 answer
163 views

Extracting events with attributes from unstructured text

I am scraping websites of organisations (mostly retailers) and I want to use NLP to extract information from the websites’ unstructured text. The first thing I want to do is to identify covid-related ...
Strabonio's user avatar
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5 votes
2 answers
2k views

Converting paragraphs into sentences

I'm looking for ways to extract sentences from paragraphs of text containing different types of punctuations and all. I used SpaCy's ...
Van Peer's user avatar
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2 votes
1 answer
388 views

How to go about training a NER model to extract book citations in free-form?

I'm doing a project where I wish to create a graph visualization of free-form citations (not academic style citations) across all my e-books. E.g. David Foster Wallace's essays cite a lot of other ...
thiago_lira's user avatar
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1 answer
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Text mining in Amazon product review using R. I wasn't able to extract the particular product's review

Text mining on Amazon product review using R Program. I wasn't able to extract the particular product's review(i.e.If iphone 11 has 6k review, I need to extract all of it.) I'm getting only one column ...
c.harish chandrasekaran's user avatar
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2 answers
212 views

How to extract contents by topic from a document?

I am trying to extract information from resumes. I tried the pdfminer for the text extraction. But I need to extract the contents from a resume with respect to its title. For example: I will be giving ...
SRJ577's user avatar
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1 vote
0 answers
21 views

Extracting domain specific terms from a huge hard-coded list from a text

I know. The title sounds like I haven't googled my problem, but trust me, I did. Maybe my problem has a name and I haven't found it yet. Hoping you can help me wrap my head around it. What I want to ...
BaldML's user avatar
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2 votes
0 answers
61 views

Extracting document templates from similar documents

Using very basic techniques (zone segmentation + OPTICS) I was able to organize a set of around 10^4 business documents (invoices, receipts) into hierarchy of clusters of documents of similar layout. ...
dzieciou's user avatar
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2 votes
2 answers
170 views

Extract Information from PDF using DL

We are having this requirement of extracting information from a credit history document. Usually it is a PDF and a computer generated document. Because these PDFs are generated by different sources, ...
Rajesh Sharma's user avatar