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三维体图像处理

对三维体数据进行滤波、分割和执行其他图像处理运算

对三维数据集执行像素运算、局部滤波、形态学及其他图像处理。

App

三维体查看器查看三维体数据和已标注的三维体数据
三维体分割器Segment 3-D grayscale or RGB volumetric images

函数

全部展开

volshowDisplay volume
labelvolshowDisplay labeled volume
sliceViewerBrowse image slices
orthosliceViewerBrowse orthogonal slices in grayscale or RGB volume
obliquesliceExtract oblique slice from 3-D volumetric data
adaptthresh使用局部一阶统计量的自适应图像阈值
dicomread读取 DICOM 图像
dicomreadVolumeCreate 4-D volume from set of DICOM images
dicomContoursExtract ROI data from DICOM-RT structure set
imbinarize通过阈值化将二维灰度图像或三维体二值化
niftiinfoRead metadata from NIfTI file
niftiwriteWrite volume to file using NIfTI format
niftireadRead NIfTI image
tiffreadVolumeRead volume from TIFF file
imabsdiff两个图像的绝对差
imadd将两个图像相加或在图像中添加常量
imdivideDivide one image into another or divide image by constant
immultiplyMultiply two images or multiply image by constant
imsubtract从一个图像中减去另一个图像或从图像中减去常量
affine3d 3-D affine geometric transformation
imcrop3Crop 3-D image
imref3dReference 3-D image to world coordinates
imregisterIntensity-based image registration
imregdemonsEstimate displacement field that aligns two 2-D or 3-D images
imresize3Resize 3-D volumetric intensity image
imrotate3Rotate 3-D volumetric grayscale image
imwarp对图像应用几何变换
fibermetricEnhance elongated or tubular structures in image
fspecial3Create predefined 3-D filter
histeq使用直方图均衡增强对比度
imadjustnAdjust intensity values in N-D volumetric image
imboxfilt33-D box filtering of 3-D images
imfilter多维图像的 N 维滤波
imgaussfilt33-D Gaussian filtering of 3-D images
imhistmatchnAdjust histogram of N-D image to match histogram of reference image
imnoise向图像添加噪声
integralBoxFilter33-D box filtering of 3-D integral images
integralImage3Calculate 3-D integral image
medfilt33-D median filtering
bwareaopen从二值图像中删除小对象
bwconncomp查找二值图像中的连通分量
bwmorph3Morphological operations on binary volume
bwskelReduce all objects to lines in 2-D binary image or 3-D binary volume
imbothatBottom-hat filtering
imclose对图像执行形态学闭运算
imdilate膨胀图像
imerode腐蚀图像
imopen对图像执行形态学开运算
imreconstructMorphological reconstruction
imregionalmaxRegional maxima
imregionalminRegional minima
imtophatTop-hat filtering
offsetstrelMorphological offset structuring element
strel形态学结构元素
watershedWatershed transform
activecontour使用主动轮廓 (snake) 区域增长方法将图像分割成前景和背景
bfscoreContour matching score for image segmentation
diceSørensen-Dice similarity coefficient for image segmentation
gradientweightCalculate weights for image pixels based on image gradient
graydiffweightCalculate weights for image pixels based on grayscale intensity difference
imsegfmmBinary image segmentation using fast marching method
imsegkmeans3K-means clustering based volume segmentation
jaccardJaccard similarity coefficient for image segmentation
superpixels33-D superpixel oversegmentation of 3-D image
bwselect3Select objects in binary volume
edge3Find edges in 3-D intensity volume
imgradient3Find gradient magnitude and direction of 3-D image
imgradientxyzFind directional gradients of 3-D image
imhist图像数据的直方图
regionprops3Measure properties of 3-D volumetric image regions
randomPatchExtractionDatastoreDatastore for extracting random 2-D or 3-D random patches from images or pixel label images
centerCropWindow3dCreate cuboidal center cropping window
randomCropWindow3dCreate randomized cuboidal cropping window
randomAffine3dCreate randomized 3-D affine transformation
affineOutputViewCreate output view for warping images

主题

Create Binary Mask Using Volume Segmenter

This example shows how to segment a volume in the Volume Segmenter app.

Work with Blocked Images Using the Volume Segmenter

This example shows how to work with a blocked image in the Volume Segmenter app.

Compute 3-D Superpixels of Input Volumetric Intensity Image

This example shows how to convert 3-D MRI data into a grayscale intensity image of superpixels.

Explore 3-D Volumetric Data with Volume Viewer App

You can view perpendicular cross-sections of 3-D volumetric data using the Volume Viewer app. Adjust the rendering to reveal structures within the volume.

Explore 3-D Labeled Volumetric Data with Volume Viewer App

You can view 3-D labeled volumetric data using the Volume Viewer app. You can view the volume and the labeled volume simultaneously and change the opacity and color map.

Preprocess Volumes for Deep Learning (Deep Learning Toolbox)

Read and preprocess volumetric image and label data for 3-D deep learning.

特色示例