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 Robotics / 12090
12089  |  12091
Subject: 
Re: Stereo Vision
Newsgroups: 
lugnet.robotics
Date: 
Fri, 11 Aug 2000 10:04:42 GMT
Original-From: 
Laurentino Martins <lmartins@/ihatespam/marktest.pt>
Viewed: 
3434 times
  
This approach has several problems.
One is that the left image will show you smaller objects than the right, because the light travels a greater distance.
The second is that precision is very important and the mirrors must be fixed otherwise will make the image tremble a lot.
If you want to subtract two almost identical images to see the edges like I want to, one pixel of unalignment is too much.

Sorry the english


At 00:38 11-08-2000 Friday, Doug Weathers wrote:
> You might be able to save yourself some trouble with mirrors if you mount
> the camera to one side instead of in the middle.
> 
>  .      .
> \ .  \   .
> \....\  .
>  \  . \ .
>     .   .
>     #####  <-- camera lens


Laurentino Martins

[ mailto:lau@netcabo.pt ]
[ http://www.terravista.pt/Enseada/2808/ ]



Message is in Reply To:
  Stereo Vision
 
Hi As you may know my current project has everything to do with image recognition. I was reading one tread in this newsgroup and suddenly it struck me that many of the problems I currently have in finding the contours of the objects can be overcome (...) (26 years ago, 10-Aug-00, to lugnet.robotics)

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