How to find near circular objects in an image?

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how to find holes in objects in matlab image?

is it possible to find holes in connected components, i.e in objects in an image. if so, can we also count holes? Like, I have used cc = bwlabel(image); to do connected components labeling. Now, how to find number of holes in each object ?

Answer:

You could use the Euler characteristic. From the Matlab documentation: The bweuler function returns...

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Ayesha Khan at Stack Overflow Mark as irrelevant Undo

Other solutions

What's the best way to create a 3D model from the "average" shape of real-world objects?

I'm beginning a project where I need to construct a 3D model based off the "average" shape (I'm not sure that's exactly the proper term) of a number of similar real-world objects, and I'm not sure on the best workflow or process. Example: I...

Answer:

There was a project a few years ago where digitized faces for computerized-humans were created by taking...

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itchi23 at Ask.Metafilter.Com Mark as irrelevant Undo

How do astronomers get the DATA from a ccd image?

I would like to summarize this . . . first they obtain the ccd image and process (bias subtraction, flat field, etc...) But how do they "look" at each object and determine its brightness, location, etc. Do they even look at it or is it all...

Answer:

The American Association of Variable Star Observers publishes a manual for analyzing CCD images to mine...

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luvlaketahoe at Yahoo! Answers Mark as irrelevant Undo

Help me find some art!?

I need to find art that relates to some of these topics - roles of men and woman in ancient cultures - impact of architecture and the way it can reflect the values, lifestyle, and temperment of society - what is art, how artistic choices turn objects...

Answer:

Men and Women of Ancient Egypt: https://www.google.com/search?hl=en&rlz=… Architecture reflecting...

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Ryan at Yahoo! Answers Mark as irrelevant Undo

Computer Vision: I have 3 images, with projective relation known between image 1 and 2 and between image 2 and 3. How can I find the projective relation between image 1 and 3 when there is no point correspondence between image 1 and 3?

I have known point correspondences between image 1 and 2, hence I am able to calculate essential matrix, and from that matrix able to get R and t for the second image and compose the projection matrix P2=[R|t]. I arbitrarily assumed P1=[I|o](R as identity...

Answer:

So the following will be the symbols used: R12, R23 -> Rotation matrices T12, T23  -> Translation...

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Rakshit Kothari at Quora Mark as irrelevant Undo

Is it possible to use an image as a search criteria to find that exact image on the internet? Which engine?

I have an image (photo of a model in a wedding dress) from Nordstrom's website from last year. Nordstrom no longer carries the dress but I'm in love with it. I want to use the image I saved (no SKU number or anything, just the image) to search the internet...

Answer:

That would be cool, but I don't think so. If you know who made it, chances are you can find it at RK...

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souikme at Yahoo! Answers Mark as irrelevant Undo

VB.net Find Actual Image Position?

If you set an Image box to auto size how can you find where the actual image is located so that mouse clicks can draw on the image instead of the blank area around the image. eg if I click the blank space at 1,1 it will draw on the image at 1,1 instead...

Answer:

I have some example code that might handle what you are attempting to do, but I am going to have to...

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fred12ne... at Yahoo! Answers Mark as irrelevant Undo

Can someone help me by find out how's owner of this image?

I need to know any related url/link to find out where is originally this image come from. Ok, my story is like this. Before this i made some graphic artwork image for non-profit web site. That image originally i take it/download it after i search it...

Answer:

If someone came to you and told you not to use...and they can show ownership...then it doesn't matter...

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Defcon . at Yahoo! Answers Mark as irrelevant Undo

In your opinion, would a judge find that posting an image to a web forum without permission was protected by Fair Use?

The What Are The Best Photographs of X? often has users just posting an image, with no commentary at all, and without the permission of the copyright holder. Also, lots of answers in the Movies topic show screen captures or movie posters taken from the...

Answer:

In my opinion, as you asked here, no. A judge would not find that posting am image on a web forum was...

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Todd Gardiner at Quora Mark as irrelevant Undo

Answer:

our experience of said object can not be proven to exactly match the objects properties.

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Santa at Yahoo! Answers Mark as irrelevant Undo

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