@article{Zheng2017sift,
author = {Liang Zheng and Yi Yang and Qi Tian},
title = {{SIFT} Meets {CNN}: A Decade Survey of Instance Retrieval},
journal = {{IEEE} Transactions on Pattern Analysis and Machine Intelligence},
doi = {10.1109/tpami.2017.2709749},
url = {https://doi.org/10.1109/tpami.2017.2709749},
year = {2017},
publisher = {{IEEE}}
}