Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Method Towards CVPR 2021 SimLocMatch Challenge   This report describes Megvii-3D team's approach towards SimLocMatch Challenge
@ CVPR 2021 Image Matching Workshop.

33
The categories of this paper are: plasm-ph
37
The categories of this paper are: supr-con
16
The categories of this paper are: stat
11
The categories of this paper are: hep-lat
0
The categories of this paper are: hep-ph
29
The categories of this paper are: funct-an
7
The categories of this paper are: hep-th
30
The categories of this paper are: q-alg
32
The categories of this paper are: atom-ph
18
The categories of this paper are: econ
31
The categories of this paper are: ao-sci
10
The categories of this paper are: q-bio
3
The categories of this paper are: physics
12
The categories of this paper are: nucl-th
8
The categories of this paper are: hep-ex
35
The categories of this paper are: mtrl-th