PS-Dataset
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Published
20 hours ago •
rmitra
rmitra
PhotoSynth Dataset for improving local patch Descriptors
PS-Dataset
A Large Dataset for improving Patch Matching
Using Pre-Trained Model
Using Our Dataset
[Added Full Resolution RGB Images]
Link to paper -
https://arxiv.org/abs/1801.01466
Contributors -
Rahul Mitra, Nehal Doiphode, Utkarsh Gautam, Sanath Narayan, Shuaib Ahmed, Sharat Chandran, Arjun Jain
Sample image pairs from dataset
Image pair showing illumination variation
Image pair showing scale variation
Image pair showing viewpoint variation
Results -
Performance comparison for patch retrieval task on HPatches dataset.
| Method\Noise | Easy | Hard | Tough | Mean |
|---|---|---|---|---|
| SIFT | 64.6 | 37.4 | 22.7 | 41.7 |
| DeepDesc | 67.2 | 52.2 | 37.8 | 52.4 |
| Tfeat | 68.4 | 50.8 | 34.7 | 51.3 |
| Hardnet+ | 79.7 | 68.7 | 52.6 | 66.7 |
| Hardnet-PS | 82.5 | 78.0 | 69.1 | 76.5 |
Performance comparison for image matching task on Fountain-P11 scene
| Method\Baseline | Narrow | Wide | Very-wide | Mean |
|---|---|---|---|---|
| DeepDesc | 76.3 | 40.8 | 9.2 | 40.0 |
| Tfeat | 86.6 | 62.8 | 21.9 | 57.1 |
| Hardnet+ | 92.4 | 83.2 | 35.0 | 70.2 |
| Hardnet-PS | 92.8 | 85.3 | 47.0 | 75.0 |
Performance comparison for image matching task on Herzjesu-P8 scene
| Method\Baseline | Narrow | Wide | Mean |
|---|---|---|---|
| DeepDesc | 64.4 | 13.1 | 35.1 |
| Tfeat | 76.6 | 27.4 | 48.5 |
| Hardnet+ | 85.1 | 44.5 | 61.9 |
| Hardnet-PS | 85.1 | 50.6 | 65.4 |
Scene statistics-
Statistics and parameters for each scene in the training set
| Scene Id | No. images | No. points | No. Patches | MIN_V_TH | MAX_V_TH | No. Pairs |
|---|---|---|---|---|---|---|
| 11 | 155 | 5724 | 31174 | 10° | 50° | 59098 |
| 13 | 436 | 143150 | 788401 | 5° | 45° | 1447833 |
| 14 | 315 | 115183 | 728302 | 10° | 50° | 1257142 |
| 15 | 239 | 69725 | 395021 | 10° | 50° | 733752 |
| 16 | 214 | 14634 | 94585 | 10° | 50° | 161737 |
| 20 | 381 | 41524 | 329980 | 10° | 50° | 702957 |
| 24 | 274 | 121992 | 788657 | 10° | 50° | 1713912 |
| 30 | 345 | 150087 | 760203 | 10° | 50° | 603327 |
| 34 | 142 | 7353 | 32198 | 10° | 50° | 52460 |
| 36 | 278 | 68656 | 395547 | 2° | 45° | 361799 |
| 41 | 268 | 29308 | 181515 | 10° | 50° | 372813 |
| 49 | 219 | 69301 | 346042 | 10° | 70° | 325492 |
| 50 | 302 | 61846 | 235538 | 10° | 50° | 294323 |
| 51 | 251 | 97293 | 620192 | 10° | 50° | 692386 |
| 53 | 269 | 80025 | 532245 | 10° | 50° | 1399146 |
| 65 | 153 | 86016 | 227226 | 4° | 72° | 202294 |
| 66 | 232 | 142459 | 426105 | 10° | 72° | 411762 |
| 67 | 98 | 37412 | 279194 | 3° | 50° | 1372920 |
| 71 | 309 | 65116 | 457196 | 10° | 50° | 1111475 |
| 74 | 207 | 51107 | 320927 | 10° | 50° | 662981 |
| 76 | 254 | 93127 | 535378 | 10° | 50° | 1172380 |
| 89 | 214 | 63498 | 641700 | 15° | 50° | 1503677 |
| 90 | 388 | 92334 | 731818 | 15° | 50° | 811130 |
| 91 | 182 | 78961 | 750676 | 12° | 50° | 1664135 |
| 95 | 201 | 21677 | 106001 | 10° | 72° | 110641 |
Statistics and parameters for each scene in the validation set
| Scene Id | No. images | No. points | No. Patches | MIN_V_TH | MAX_V_TH | No. Pairs |
|---|---|---|---|---|---|---|
| 4 | 264 | 107549 | 602331 | 10° | 50° | 965990 |
| 23 | 249 | 66492 | 328555 | 10° | 50° | 576180 |
| 31 | 262 | 25451 | 164984 | 10° | 50° | 147734 |
| 44 | 87 | 57944 | 157953 | 3° | 72° | 98134 |
| 88 | 99 | 4850 | 54781 | 5° | 50° | 235524 |
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