Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Complex Evaluation of Hierarchically-Network Systems   Methods of complex evaluation based on local, forecasting, aggregated, and
interactive evaluation of the state, function quality, and interaction of
complex system's objects on the all hierarchical levels is proposed. Examples
of analysis of the structural elements of railway transport system are used for
illustration of efficiency of proposed approach.

10
The categories of this paper are: q-bio
22
The categories of this paper are: chao-dyn
8
The categories of this paper are: hep-ex
4
The categories of this paper are: cond-mat
11
The categories of this paper are: hep-lat
34
The categories of this paper are: chem-ph
2
The categories of this paper are: math
14
The categories of this paper are: math-ph
18
The categories of this paper are: econ
28
The categories of this paper are: alg-geom
31
The categories of this paper are: ao-sci
35
The categories of this paper are: mtrl-th
0
The categories of this paper are: hep-ph
24
The categories of this paper are: dg-ga
6
The categories of this paper are: astro-ph
33
The categories of this paper are: plasm-ph