Right now, I'm thinking that there will be two components to my vacant parking space detection system: count the number of parking spaces in the camera's field of view, and detect the number of cars occupying spaces.
To help create a solution to the problem of counting the number of parking spaces, I took a few pictures of the parking lot at 1am when the lot was empty. If the lot were nearly full, counting parking spaces could be a fairly difficult problem for a computer since large trucks and vans could block the view of the lines or of whole parking spots. So I took a few pictures of the lot when it was empty to make my life a little easier.
Sunday, December 24, 2006
Friday, December 22, 2006
Howdy
Hello and welcome to the exciting adventure that is "vacant parking space detection". So far, the focus of my efforts has been the generation of a viable training set and test set comprised of overhead images of a parking lot.
Being that I am currently in the Bay Area and have no access to P503 (the parking lot behind EBUI), I have decided to use a parking lot in Emeryville, CA, shown in the image on the right to train and test my vacant parking space detection software on.
Using a Cannon A540 set at 640x480 with a circular polarizing lens to cut down on glare, I took 33 pictures of a parking lot on 12/22/06. Unfortunately, over 2/3 of the pictures were ruined due to blurriness caused by my shaky hands. Since I took the pictures at dusk when the lighting was poor, the camera shutter was open a lot longer than it is when the lighting is good, requiring a steadier hand to prevent blurring. Oh well, live and learn.
Being that I am currently in the Bay Area and have no access to P503 (the parking lot behind EBUI), I have decided to use a parking lot in Emeryville, CA, shown in the image on the right to train and test my vacant parking space detection software on.
Using a Cannon A540 set at 640x480 with a circular polarizing lens to cut down on glare, I took 33 pictures of a parking lot on 12/22/06. Unfortunately, over 2/3 of the pictures were ruined due to blurriness caused by my shaky hands. Since I took the pictures at dusk when the lighting was poor, the camera shutter was open a lot longer than it is when the lighting is good, requiring a steadier hand to prevent blurring. Oh well, live and learn.
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