The scanner takes a poorly scanned image, finds the corners of the document, applies the perspective transformation to get a top-down view of the document, sharpens the image, and applies an adaptive ...

We introduce the heat method for solving the single- or multiple-source shortest path problem on both flat and curved domains. A key insight is that distance computation can be split into two stages: ...

Also, we have released a larger journal-length overview paper of this line of research, which contains a superset of all the results presented above, and also more results in NLP and vision SSL. We ...