Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Measurements of fiducial cross-sections for $t\bar{t}$ production with
  one or two additional $b$-jets in $pp$ collisions at $\sqrt{s}$ = 8 TeV using
  the ATLAS detector
1
The categories of this paper are: cs
28
The categories of this paper are: alg-geom
20
The categories of this paper are: acc-phys
35
The categories of this paper are: mtrl-th
3
The categories of this paper are: physics
7
The categories of this paper are: hep-th
22
The categories of this paper are: chao-dyn
37
The categories of this paper are: supr-con
6
The categories of this paper are: astro-ph
15
The categories of this paper are: nucl-ex
17
The categories of this paper are: q-fin
34
The categories of this paper are: chem-ph
29
The categories of this paper are: funct-an
23
The categories of this paper are: solv-int
24
The categories of this paper are: dg-ga
16
The categories of this paper are: stat