Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Forecasting Weakly Correlated Time Series in Tasks of Electronic
  Commerce   Forecasting of weakly correlated time series of conversion rate by methods of
exponential smoothing, neural network and decision tree on the example of
conversion percent series for an electronic store is considered in the paper.
The advantages and disadvantages of each method are considered.

28
The categories of this paper are: alg-geom
8
The categories of this paper are: hep-ex
4
The categories of this paper are: cond-mat
9
The categories of this paper are: nlin
14
The categories of this paper are: math-ph
31
The categories of this paper are: ao-sci
34
The categories of this paper are: chem-ph
3
The categories of this paper are: physics
20
The categories of this paper are: acc-phys
33
The categories of this paper are: plasm-ph
7
The categories of this paper are: hep-th
36
The categories of this paper are: cmp-lg
25
The categories of this paper are: patt-sol
5
The categories of this paper are: gr-qc
2
The categories of this paper are: math
26
The categories of this paper are: bayes-an