FDetect?=?vision.CascadeobjectDetector;??
I?=?imread（‘test3.jpg‘）;?%Read?the?input?image?
%Returns?Bounding?Box?values?based?on?number?of?objects??

%檢測臉部
face_dtect?=?step（FDetectI）;%使用?Viola-Jones?算法，人臉檢測工具箱中的人臉部分
figure（1）??
imshow（I）;?hold?on??
for?i?=?1:size（face_dtect1）??
????rectangle（‘Position‘face_dtect（i:）‘LineWidth‘3‘Linestyle‘‘-‘‘EdgeColor‘‘g‘）;??
end??
title（‘Face?Detection‘）;??
hold?off;??

%檢測鼻子
NoseDetect?=?vision.CascadeobjectDetector（‘Nose‘‘MergeThreshold‘16）;??
face_dtect=step（NoseDetectI）;????
figure（2）??
imshow（I）;?hold?on??
for?i?=?1:size（face_dtect1）??
????rectangle（‘Position‘face_dtect（i:）‘LineWidth‘3?‘Linestyle‘‘-‘‘EdgeColor‘‘g‘）;??
end??
title（‘