I was thinking recently how to speed up in an intelligent way the creation of image maps with my online utility. Often users try to map images like this:
Now what if we use some server-backed online service?
Technically speaking again, it is possible to crop one part of the image, get the image data, post it to the online OCR, and parse the result. Unfortunately these online services didnt produce too good results with the test image above. I know, it is noisy jpg and too small, but still, it is a real life example.
Anyway, here comes the list of online OCR services that i found, in order from best to worst, result of the process in brackets: