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Table 1 Parameter values experimentally selected

From: Efficient methods for joint estimation of multiple fundamental frequencies in music signals

Stage

Parameter

Symbol

Value

Preprocessing

Partial selection threshold

μ

0.1

 

Zero padding factor

z

4

Candidate selection

Min. f0 amplitude

ε

2

Combination generation

Max. number of candidates

F

10

 

Partial search bandwidth

f r

11 Hz

 

HPS size

H

10

Combination evaluation

Absolute intensity threshold

γ

5

 

Relative intensity threshold

η

0.1

 

Smoothness weight

κ

2

Temporal smoothing

Number of adjacent frames

K

2