[ros-users] Detecting Glass Walls

Eric Perko wisesage5001 at gmail.com
Fri Apr 2 16:50:57 UTC 2010


Thanks Radu,

I haven't gotten into a serious literature search yet, but thats my
next stop. Figured I'd ping this list first and see if any of the ROS
users out there had already solved this or done some experimenting
with any methods and found them to be good/bad.

- Eric

On Fri, Apr 2, 2010 at 12:44 PM, Radu Bogdan Rusu <rusu at willowgarage.com> wrote:
> Hi Eric,
>
> Ouch, glass walls. No, unfortunately there isn't a lot that can be done with LIDAR sensors there. You can try to use
> reflections to generate stereo data and hope for the best, but that's not going to work everytime. You are right,
> employing sonars might help. Did you check the literature to see what other people are using to deal with glass?
>
> Cheers,
> Radu.
>
> Eric Perko wrote:
>> Hey all,
>>
>> After looking at the wiki for ROS sonar packages, I started wondering.
>> Currently, the robots I work on have issues detecting glass walls, as
>> their primary range sensor is a SICK LMS291, which pings right through
>> the glass (obviously). To solve this for a robotic tour guide
>> application, we are looking into sonars.
>>
>> So my question is, what are some approaches that you use to detect
>> things such as glass walls that both LIDARs and cameras might have
>> trouble with? Can the PR2 see glass walls and, if so, how?
>>
>> Thanks
>> Eric Perko
>> wisesage5001 at gmail.com
>> eric.perko at case.edu
>> mobilerobots.case.edu
>> _______________________________________________
>> ros-users mailing list
>> ros-users at code.ros.org
>> https://code.ros.org/mailman/listinfo/ros-users
>
> --
> | Radu Bogdan Rusu | http://rbrusu.com/
> _______________________________________________
> ros-users mailing list
> ros-users at code.ros.org
> https://code.ros.org/mailman/listinfo/ros-users
>



More information about the ros-users mailing list