Add pairs_from_sequential.py script for creating image pairs #340
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For faster SFM when using a video, or sequential images
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I noticed when using HLoc in nerfstudio that when choosing sequential it defaulted to vocab_tree. I added the sequential option for faster reconstruction when using a sequence of images or video. Here is the comparison I did using this version of Hloc with nerfstudio
I opened up this issue #339 but found this repo that has already implemented it. So full credit to @hugoycj for implementing
Running Gaussian-splatting on both for 10k iterations on nerfstudio leads to very similar metrics (for the poster scene in the nerfustdio dataset)
