1.4-1 img=imread('sunflower.jpg'); imshow(img) pt=log_Blob(rgb2gray(img)); draw(img,pt,'LoG Lindeberg'); 1.5-1 img=imread('patrol.jpg'); imshow(img) pt=log_Blob(rgb2gray(img)); draw(img,pt,'Gilles');

1.4图像的斑点检测，本节详细介绍斑点的检测技术(1.4 spot detection of the image. This section details spot detection technology)

1.3 图像的边缘检测，检测图像周边，详细说明(1.3 edge detection of image, detection image peripheral,Detailed instructions)