Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Broad Brush Cosmos   An innovative approach to map the large-scale structure in the Universe
sidesteps the conventional need to observe millions of galaxies individually,
and holds promise for both astrophysical and cosmological studies.

26
The categories of this paper are: bayes-an
8
The categories of this paper are: hep-ex
22
The categories of this paper are: chao-dyn
5
The categories of this paper are: gr-qc
2
The categories of this paper are: math
33
The categories of this paper are: plasm-ph
24
The categories of this paper are: dg-ga
36
The categories of this paper are: cmp-lg
14
The categories of this paper are: math-ph
11
The categories of this paper are: hep-lat
31
The categories of this paper are: ao-sci
28
The categories of this paper are: alg-geom
12
The categories of this paper are: nucl-th
9
The categories of this paper are: nlin
35
The categories of this paper are: mtrl-th
18
The categories of this paper are: econ