matlabimageroi

CreateapointROIontheimage,usingthe'Position'propertytospecifythelocation.ForprogrammaticallycreatedROIs,ifyouwanttheROIdrawnina ...,YoucancreateROIobjectsthatrepresentROIsofvariousshapes,includingcircles,ellipses,polygons,lines,polylines,rectangles,andhand-drawnshapes.,...ROIobject.RotateImageInteractivelyUsingRectangleROIThisexampleshowshowtorotateanimagebyusingaRectangleROIwithacallbackfunct...

參考資訊如下
Point region of interest - MATLAB

Create a point ROI on the image, using the 'Position' property to specify the location. For programmatically created ROIs, if you want the ROI drawn in a ...

Create ROI Shapes - MATLAB & Simulink

You can create ROI objects that represent ROIs of various shapes, including circles, ellipses, polygons, lines, polylines, rectangles, and hand-drawn shapes.

基于ROI 的处理- MATLAB & Simulink

... ROI object. Rotate Image Interactively Using Rectangle ROI This example shows how to rotate an image by using a Rectangle ROI with a callback function that ...

Rectangular region of interest

roi = images.roi.Rectangle creates a Rectangle object with default properties. roi = images.roi.

基于ROI 的处理

... ROI object. Rotate Image Interactively Using Rectangle ROI This example shows how to rotate an image by using a Rectangle ROI with a callback function that ...

ROI-Based Processing

A region of interest (ROI) is a portion of an image that you want to filter or operate on in some way. You can represent an ROI as a binary mask image.

Create ROI Shapes

Draw the ROI on the image by using the draw function. Click and drag the cursor over the image to create the elliptical shape. The displayed ROI has the face ...