Process Menu (Image Processing Function); Filter - JEOL JSPM-5200 Instructions Manual

６ ANALYSIS OPERATION
6.6

PROCESS MENU (IMAGE PROCESSING FUNCTION)

6.6.1

Filter

These are two filtering methods: Convolve 3×3 and Convolve 5×5. Convolve 3 × 3 and
Convolve 5 × 5 use a matrix of three columns and three rows, and five columns and five
rows, respectively. In the Convolve 3×3, filtering is applied to the range of 1 pixel
surrounding the applied point (center of matrix). In the Convolve 5×5, filtering is
applied to the range of 3 pixels surrounding the applied point (center of matrix).
The current image is smoothed by filtering.
The following filter functions are provided.
Noise having a certain frequency component is eliminated by the filtering function.
6-26

Filter

Low Low-pass filter
Median Median-pass filter
High High-pass filter
Horizontal Horizontal smoothing
Vertical Vertical smoothing
user1, user2 User defined filter
Description
TMPM5200-2