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0answers
39 views

Discrete Fourier Transform for text analysis?

I would like to determine the number of text-blocks verifying a roughly similar pattern. I have the intuition that I could do it using some Discrete Fourier Transform (DFT)-like methodology. Example: ...
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1answer
45 views

Generic text recognition

OCR is a quite an old subject in Image Processing & Vision. However, the most literature that I had come across 1, 2, 3 shows various matured techniques which I am sure will give some good results ...
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1answer
37 views

Number segmentation techniques

Assume that the speed limit at a place is captured and is provided as an input to a system which checks if the speed of vehicle is above the accepted level or not. For checking, the number in the ...
0
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1answer
108 views

What are the keywords to find an algorithm that detects embossed text from a 3d model?

Currently I am doing an acadmic research about an idea which came into my mind lately. I have a 3d model and I want to extract embossed text .. anyone knows any papers? or if it is already proposed? ....
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3answers
427 views

Using neural networks for rotation invariant OCR

I have video with text which can be rotated in any direction. If I trained a neural network on images of each letter at all possible degrees of rotation, would it be possible to classify the ...
2
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1answer
45 views

which spatio-temporal properties does dynamic textures exhibits?

know that dynamic textures are spatially repetitive and temporally varying patterns. 1.I read one sentence in one paper i.e. They are sequences of frames exhibiting certain stationarity properties ...
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1answer
84 views

What is a low-pass filter for a sequence of tuples?

I am currently reading SEGMENTATION AND RECOGNITION OF SYMBOLS WITHIN HANDWRITTEN MATHEMATICAL EXPRESSIONS. There is one sentence I don't understand: The preprocessing stage is subdivided into ...
4
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1answer
516 views

Base line detection of text lines

I came across various works in the literature of document analysis addressing the problem of detecting base lines of multioriented texts. But no amount of search could give me satisfactory answer to ...
11
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1answer
164 views

Detecting Arabic verses spanning multiple lines

I need to build a Quran app and I want to read out the verses when a user touches it. The problem I'm facing is that some verses may expand to one and half lines (highlighted red verse) or just fit in ...
5
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1answer
6k views

Text recognition for Android app

I´d like to use some OCR algorithm (Image to Text) into an Android app (Java). I have previously used several algorithms but for a PC (Matlab) app. Which library or algorithm should I use? ...