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Questions tagged [ocr]

Optical character recognition

Optical character recognition (OCR) is the conversion of images of printed or handwritten text to a machine textual representation.

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Why are kernel methods with RBFs effective for handwritten digits (letters) classification?

The question emerged while reading Ch. 3 of Rasmussen & Williams http://www.gaussianprocess.org/gpml/. In the end of this chapter, the authors gave results for the problem of handwritten digits classification (16x16 greyscale pictures); features are…
ostrodmit
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What is the simplest written language to work on in handwriting recognition?

Handwriting recognition is an important but very complicated domain of Computer Sciences. Computers nowadays do a quite fair job even if there is room for improvement in the future. I am wondering if the result is language-dependant: 1) Are there…
Taladris
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Handwritten character recognition as characters are being traced

I'm looking for an OCR technique (PCA or SVM or anything else) in a peculiar setting. I want to detect the motion of the finger so that if someone writes something in front of the camera in the air, I want to recognize the characters online (meaning…
Vijay
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OCR Computing Question

I was asked the below question in a test at school last week and I thought the answer given was incorrect. You had to give a file format from the options for the below statement: A file created in software that most users will not have available You…
user47778
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how to generate/read a glyph in ocr?

I have been practicing with some Machine Learning algorithms for OCR, but I have a doubt about the glyph concept. For example in the UCI…
Layla
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If we can train a ML algorithm to recognize letters with 95% accuracy, why does OCR software still suck?

So I've seen all these leaps in machine learning alorithms these past years and they've only gotten better and better at recognizing handwritten text. I remember reading once that some algorithms have 95% accuracy. So then, why when I use an OCR…
Nini Michaels
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(OCR ) How to Recognise Handwritten fractional numbers using Neural networks

I want to be able to recognise handwritten math numbers using images of the numbers , i was able to do create a ANN model for recognising simple decimal numbers , but i have no idea on how to recognise fractional number. What kind of ML model do i…
Arvind M.
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Turn words array from a document with their coordinates into sentences

I have an array of words with their coordinates in the document, I want to turn them into sentences. For example this: [ { "bounds": [ { "x": 10, "y": 10 }, { "x": 15, …
gal
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