float_cat=img_as_float(cat) uint_cat= img_as_ubyte(float_cat) 4. 显示图像直方图 img =data.camera() plt.hist(img.ravel(), bins=256, histtype='step', color='black'); 5. 图像分割 #利用群体图像进行分割colony = io.imread('yeast_colony_array.jpg')#绘制直方图img =skimage.color.rgb2gra...
1、unit8转float fromskimageimportdata,img_as_float img=data.chelsea()print(img.dtype.name) dst=img_as_float(img)print(dst.dtype.name) 输出: uint8 float64 2、float转uint8 fromskimageimportimg_as_ubyteimportnumpy as np img= np.array([0, 0.5, 1], dtype=float)print(img.dtype.name) dst...
if (img_gray[i,j]<=0.5): img_gray[i,j]=0 else: img_gray[i,j]=1 io.imshow(img_gray) color模块的rgb2gray()函数 使用了color模块的rgb2gray()函数,将彩色三通道图片转换成灰度图。转换结果为float64类型的数组,范围为[0,1]之间。 将彩色三通道图片转换成灰度图,最后变成unit8, float转换为unit8...
from skimage import io,data, exposure, img_as_float import matplotlib.pyplot as plt #显示功能 #filename = 'Thin layer/0.jpg' # 图片文件的路径 #image = io.imread(filename) # 使用imread读取图像,当使用imread时需要调用io image = img_as_float(data.page()) #data.moon指的是调用skimage里面...
[外链图片转存失败,源站可能有防盗链机制,建议将图片保存下来直接上传(img-QsRlhoyY-1681961425704)(https://gitcode.net/apachecn/apachecn-cv-zh/-/raw/master/docs/handson-imgproc-py/img/ad15e7a2-2613-449f-a932-93a20c55063d.png)] 使用skimage.filters.rank中的maximum()和minimum()功能,实现灰度...
import PIL.ImageStat as stat from skimage.io import imread, imsave, imshow, show, imread_collection, imshow_collection from skimage import color, viewer, exposure, img_as_float, data from skimage.transform import SimilarityTransform, warp, swirl ...
import matplotlib.pyplot as plt image = img_as_float(data.moon()) gam1= exposure.adjust_gamma(image, 2) #调暗 gam2= exposure.adjust_gamma(image, 0.5) #调亮plt.figure('adjust_gamma',figsize=(8,8)) plt.subplot(131) plt.title('origin image') ...
(img_cv,cv2.COLOR_BGR2RGB)) print(img_sk.shape) # skimage 转 opencv img_cv_back = cv2.cvtColor(img_as_ubyte(img_sk),cv2.COLOR_RGB2BGR) # skimage 转 PIL img_sk2pil = Image.fromarray(img_as_ubyte(img_sk)) # PIL 转 skimage img_pil2sk = img_as_float(img_sk2pil) print(img_...
这里python中星号(*)的作用是将变量中可迭代对象的元素拆解出来。 (3)方法三、使用python列表表达式【不占用额外空间,“原地修改”】 代码语言:javascript 代码运行次数:0 运行 AI代码解释 A=[[1,2,3],[4,5,6],[7,8,9]]#print(len(A))#矩阵行数#print(len(A[0]))#矩阵列数B=[[A[j][i]forji...
import numpy as npimport cv2 as cvfrom matplotlib import pyplot as pltimg = cv.imread('h89817032p0.png')kernel = np.ones((5,5),np.float32)/25dst = cv.filter2D(img,-1,kernel)blur_1 = cv.GaussianBlur(img,(5,5),0)blur_2 = cv.bilateralFilter(img,9,75,75)plt.figure(figsize=(...