Digital Signal Processing Reference
In-Depth Information
(
a
)
(
b
)
Figure 12.2
Nonfluorescence images of psoriasis (a), actinic keratosis (b), and basal cell
carcinoma.
sake of simplicity, we will just denote the diseases as malignant, since
basal cell carcinoma is a skin cancer and actinic keratosis is considered
a premalignant condition.
12.2
Classification Based on Eigenimages
PCA is a well-known method for feature extraction and was successfully
applied to face recognition tasks by Turk and Pentland [272], Bartlett
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