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Questions tagged [ocr]

For questions about the application of AI/ML algorithms in the field of OCR.

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2
votes
0answers
35 views

Is there a deep learning-based architecture for digit localisation?

I'm new to object detectors and segmentation. I want to localize digits on a plate as fast as possible. All images of the dataset are normalized to $300 \times 60$. There are different approaches to ...
0
votes
1answer
46 views

Generate credit cards dataset for locating number region

Currently I'm working on a project for scanning credit card and text extraction from cards. So first of all I decided to preprocess my images with some filters like thresholding, dilation and some ...
0
votes
1answer
32 views

Is there any way to classify Document Image without OCR?

I have multiple invoices images which need to classify invoice types such as fright, utility, goods, etc. Is there any way to classify without OCR?
4
votes
1answer
27 views

An approach on reading musical notes from photos

I was looking around, a promising approach was this: https://github.com/mpralat/notesRecognizer the problem is: it doesn't seem good enough. One should be able to read musical notes with lower ...
0
votes
1answer
38 views

Attempting to solve a optical character recognition task using a feed-forward network

I am doing some experimentation on neural networks, and for that I am trying to program a plain OCR task. I have learned CNNs are the best choice ,but for the time being and due to my inexperience, I ...
2
votes
0answers
33 views

How does a neural network output text box location data?

I'm interested in creating a convolutional neural network or LSTM to locate text in an image. I don't want to OCR the text yet, just find the text regions. Yes, I know Tesseract and other systems can ...
3
votes
2answers
233 views

Is it possible to use AI to denoise noised or 'dirty' documents?

I have some documents containing some text (machine writing text) that I intend to apply OCR on them in order to extract the text. The problem is that these documents contain a lot of noise but in ...
1
vote
0answers
53 views

zonal or template ocr invoices reading

I'd like to explore the possibilities of applying artificial intelligence to ocr reading. Basic ocr invoices processing let me convert 30% of them only. Main pourpose is defining invoices areas by ...
1
vote
1answer
35 views

How much extra information can we conclude from a neural network output values?

Consider I have a 3 layers neural network. Input Layer containing 784 neurons. Hidden layer containing 100 neurons. Output layer containing 10 neurons. My objective is to make an OCR and I used ...
4
votes
2answers
1k views

Effective algorithms for OCR

I am very new to AI and ML alike. I am using google's OCR to extract text from image like receipts and invoice. Can someone please guide me to which techniques are used to make sense of the text. Like ...
2
votes
1answer
661 views

How can I use deep neural networks to recognize characters on vehicle license plate? [closed]

I was able to extract the license plate from a given car image, using Matlab. I would like to use deep neural networks to recognize the characters on the plate now. How can i proceed further? I don't ...
17
votes
3answers
5k views

Why can't OCR be perceived as a good example of AI?

On the wikipedia page about AI, we can read: Optical character recognition is no longer perceived as an exemplar of "artificial intelligence" having become a routine technology. On the other hand, ...
10
votes
3answers
511 views

Are there any textual CAPTCHA challenges which can fool AI, but not human?

Are there any modern techniques of generating textual CAPTCHA (so person needs to type the right text) challenges which can easily fool AI with some visual obfuscation methods, but at the same time ...
1
vote
1answer
53 views

What are the challenges for recognising the handwritten characters?

This 2014 article saying that a Chinese team of physicists have trained a quantum computer to recognise handwritten characters. Why did they have to use a quantum computer to do that? Is it just for ...