HARFA: SCREENSHOTS AND TUTORIALS: HARMONIC ANALYSIS (HAR)
Harmonic Analysis (HAR)
1D Analysis of Images - Harmonic Filter (HarFA 5.3)
a)
Analysed image before FFT
(
Processed Image, 123. Rows
), (512 x 512) pixels
b)
Analysed function before FFT
(
Processed Data
,
123. Rows
), 512 pixels
c)
MTF - Low Level Filter
(
Frequency divider = 1, All frequences
)
d)
MTF - Harmonic Filter
(
Frequency = 0, All frequences
)
e) Zoom of MTF: (
4x
) and (
32x
)
f) Fourier spectrum:
MTF
,
PTF
,
Re
and
Im
(
Frequency = 3, 3rd harmonic frequence
)
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