Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Robust Phase Estimation of Squeezed State   Optimal phase estimation of a phase-squeezed quantum state of light has been
recently shown to beat the coherent-state limit. Here, the estimation is made
robust to uncertainties in underlying parameters using a robust fixed-interval
smoother.

18
The categories of this paper are: econ
34
The categories of this paper are: chem-ph
29
The categories of this paper are: funct-an
10
The categories of this paper are: q-bio
4
The categories of this paper are: cond-mat
24
The categories of this paper are: dg-ga
30
The categories of this paper are: q-alg
33
The categories of this paper are: plasm-ph
9
The categories of this paper are: nlin
17
The categories of this paper are: q-fin
15
The categories of this paper are: nucl-ex
32
The categories of this paper are: atom-ph
21
The categories of this paper are: adap-org
14
The categories of this paper are: math-ph
8
The categories of this paper are: hep-ex
28
The categories of this paper are: alg-geom