Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: ESPRIT for multidimensional general grids   We present a new method for complex frequency estimation in several
variables, extending the classical (1d) ESPRIT-algorithm. We also consider how
to work with data sampled on non-standard domains (i.e going beyond
multi-rectangles).

3
The categories of this paper are: physics
28
The categories of this paper are: alg-geom
5
The categories of this paper are: gr-qc
20
The categories of this paper are: acc-phys
7
The categories of this paper are: hep-th
13
The categories of this paper are: quant-ph
36
The categories of this paper are: cmp-lg
25
The categories of this paper are: patt-sol
9
The categories of this paper are: nlin
29
The categories of this paper are: funct-an
26
The categories of this paper are: bayes-an
30
The categories of this paper are: q-alg
31
The categories of this paper are: ao-sci
21
The categories of this paper are: adap-org
1
The categories of this paper are: cs
24
The categories of this paper are: dg-ga