Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: An analytical Model which Determines the Apparent T1 for Modified
  Look-Locker Inversion Recovery (MOLLI) -- Analysis of the Longitudinal
  Relaxation under the Influence of Discontinuous Balanced and Spoiled Gradient
  Echo Readouts
18
The categories of this paper are: econ
9
The categories of this paper are: nlin
7
The categories of this paper are: hep-th
12
The categories of this paper are: nucl-th
28
The categories of this paper are: alg-geom
27
The categories of this paper are: comp-gas
26
The categories of this paper are: bayes-an
23
The categories of this paper are: solv-int
33
The categories of this paper are: plasm-ph
31
The categories of this paper are: ao-sci
6
The categories of this paper are: astro-ph
1
The categories of this paper are: cs
5
The categories of this paper are: gr-qc
34
The categories of this paper are: chem-ph
0
The categories of this paper are: hep-ph
16
The categories of this paper are: stat