已解决
Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...
11 years 前
已解决
Determine if input is odd
Given the input n, return true if n is odd or false if n is even.
11 years 前
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How can I iterate through a list of files using dlmread()?
Hi, The problem comes from you ask Matlab to open the file called 'file1', not the file whose name is stored in the variable ...
How can I iterate through a list of files using dlmread()?
Hi, The problem comes from you ask Matlab to open the file called 'file1', not the file whose name is stored in the variable ...
11 years 前 | 1
| 已接受
已解决
Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...
11 years 前
已提交
Feret diameter and oriented box
Compute Feret diameters and oriented bounding box from label image
12 years 前 | 2471 次下载 |
已回答
how to read 3-D medical image
Hi, there are plenty of contributions on the file exchange. In particular a contribution called "Read medical data 3D"... <...
how to read 3-D medical image
Hi, there are plenty of contributions on the file exchange. In particular a contribution called "Read medical data 3D"... <...
13 years 前 | 0
| 已接受
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How to find distance in binary image?
Hi maria, If you consider a label image (one label for each line), you can call "bwdist" function for each label "i". Then, for...
How to find distance in binary image?
Hi maria, If you consider a label image (one label for each line), you can call "bwdist" function for each label "i". Then, for...
13 years 前 | 0
已回答
How does this function "regionprops" to find the orientation of any object?
Hi Marian, the code is in the regionprops function, you can access it via "edit regionprops", and checking the "ComputeEllips...
How does this function "regionprops" to find the orientation of any object?
Hi Marian, the code is in the regionprops function, you can access it via "edit regionprops", and checking the "ComputeEllips...
13 years 前 | 3
| 已接受
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superimpose points on image
Hi Milenko, One solution is to display the image (using etiher imshow, imagesc...), call "hold on", then plot the points at t...
superimpose points on image
Hi Milenko, One solution is to display the image (using etiher imshow, imagesc...), call "hold on", then plot the points at t...
13 years 前 | 0
| 已接受
已回答
How to rotate a plane in 3D around arbitrary point ?
Hi, Maybe you can decompose the procedure in two steps. First you apply the linear part of the transform to the normal vecto...
How to rotate a plane in 3D around arbitrary point ?
Hi, Maybe you can decompose the procedure in two steps. First you apply the linear part of the transform to the normal vecto...
13 years 前 | 0
| 已接受
已回答
How do i calculate hessian matrix for an image?
Hi, you need to compute second derivatives in each direction, using something like: [gx, gy] = gradient(double(img)); [g...
How do i calculate hessian matrix for an image?
Hi, you need to compute second derivatives in each direction, using something like: [gx, gy] = gradient(double(img)); [g...
13 years 前 | 5
| 已接受
已回答
How to extract the ROI using impoly?
Hi, You should use either imcrop, or impoly. Using imcrop, you can select a rectangular region of interset. By the way, th...
How to extract the ROI using impoly?
Hi, You should use either imcrop, or impoly. Using imcrop, you can select a rectangular region of interset. By the way, th...
14 years 前 | 0
| 已接受
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HOW TO FIND THE DIAMETER FOR THE IRREGULAR SHAPE OF AN IMAGE
Hi, in the image processing toolbox there is a function "regionprops" that gives you the equivalent diameter of a particle. Y...
HOW TO FIND THE DIAMETER FOR THE IRREGULAR SHAPE OF AN IMAGE
Hi, in the image processing toolbox there is a function "regionprops" that gives you the equivalent diameter of a particle. Y...
14 years 前 | 0
已回答
how to select a particular portion in am image automatically?
Hi, using imcrop you can also specify the coordinates of the box. Then you do not have to click. But you have to know the pos...
how to select a particular portion in am image automatically?
Hi, using imcrop you can also specify the coordinates of the box. Then you do not have to click. But you have to know the pos...
14 years 前 | 0
| 已接受
已回答
How to save triangulation mesh as a volume?
Hi, If your definition of volume is a 3D binary matrix/image, I would suggest using the polygon2Voxel tool from Dirk-Jan Kroo...
How to save triangulation mesh as a volume?
Hi, If your definition of volume is a 3D binary matrix/image, I would suggest using the polygon2Voxel tool from Dirk-Jan Kroo...
14 years 前 | 2
| 已接受
已回答
Plotting 3d Sphere with specific radius
Hi, maybe by specifying the radius as a scaling factor: surf(x*r+a, y*r+b, z*r+c); axis equal;
Plotting 3d Sphere with specific radius
Hi, maybe by specifying the radius as a scaling factor: surf(x*r+a, y*r+b, z*r+c); axis equal;
14 years 前 | 4
| 已接受
已回答
removing some connected component
Hi Selim, if your input is a label image, you can use the following syntax: img(img == ind) = 0; This will detect wh...
removing some connected component
Hi Selim, if your input is a label image, you can use the following syntax: img(img == ind) = 0; This will detect wh...
14 years 前 | 1
| 已接受
已回答
i couldn't understand convex area
Hi Selim, the 'convexArea' property corresponds the area of the convex hull of the region. The convex hull of a region is the...
i couldn't understand convex area
Hi Selim, the 'convexArea' property corresponds the area of the convex hull of the region. The convex hull of a region is the...
14 years 前 | 2
| 已接受
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Plotting an Ellipse
Hi, Maybe the best way to draw an ellipse is to use its parametric form: % compute points corresponding to axis-oriented...
Plotting an Ellipse
Hi, Maybe the best way to draw an ellipse is to use its parametric form: % compute points corresponding to axis-oriented...
14 years 前 | 0
已提交
double2rgb
Converts an array of double (2D or 3D) to an RGB image using specified colormap
15 years 前 | 1632 次下载 |
已提交
imOverlay
Add colored markers to an image, that can be 2D or 3D, grayscale or color.
16 years 前 | 1216 次下载 |
