Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: YY Filter - A Paradigm of Digital Signal Processing   YY filter, named after the founder Prof. Yutaka Yamamoto, is a digital filter
designed by sampled-data control theory, which can optimize the analog
performance of the signal processing system with AD/DA converters. This article
discusses problems in conventional signal processing and introduces advantages
of the YY filter.

36
The categories of this paper are: cmp-lg
9
The categories of this paper are: nlin
17
The categories of this paper are: q-fin
35
The categories of this paper are: mtrl-th
21
The categories of this paper are: adap-org
22
The categories of this paper are: chao-dyn
20
The categories of this paper are: acc-phys
31
The categories of this paper are: ao-sci
8
The categories of this paper are: hep-ex
28
The categories of this paper are: alg-geom
11
The categories of this paper are: hep-lat
14
The categories of this paper are: math-ph
13
The categories of this paper are: quant-ph
30
The categories of this paper are: q-alg
12
The categories of this paper are: nucl-th
6
The categories of this paper are: astro-ph