157
Patient Image Analysis Image Enhancement Gammas
Log
The Log gamma settings stands for "Logarithm" and the
ultrasound response curve can be represented as
conventional logarithmic curve whose brightness
response differs from the linear algorithm. The image
represented by the Log gamma produces higher contrast
for weaker signals. Figure 121 below displays an
example of a B-Scan image with a Log Full Range
gamma setti
ng.
Figure 121 Log Full Range Gamma Setting
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