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2013-06-23 09:28:44 -0600 commented question Detecting neck of a human

rough ideas are also welcome

2013-06-21 05:12:21 -0600 asked a question Detecting neck of a human

What are the steps to be followed to detect and track neck of a person ?

I am guessing..

  1. Smoothing.

  2. Thresholding w.r.t to skin color.

  3. Detecting chin feature using face detection.

  4. Detecting a relatively big blob below mouth.

What do you think? Is there a better and more precise way?

2013-06-21 05:08:55 -0600 asked a question Detecting neck of a human

What are the steps to be followed to detect and track neck of a person ? I am guessing.. 1. smoothing. 2. Thresholding w.r.t to skin color. 3. edge detection.

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2012-10-07 18:08:24 -0600 asked a question How to match two images and find out mistakes

I have a template of a letter and many of it's variations (see below) which i acquire from a digital pen :

Template

image description

Test 1

image description

Test 2

image description

These letters are always scaled to be in the same bounding box .

I want to detect the mistakes in the letter , like the mistake in Test 1 is that that there is a extra line , and mistake in Test 2 is that there is a missing segment . Similarly there can be a mistake in which there is a curve instead of a line segment . I want to find the parts which need to be corrected . How should i go about doing it ?