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vaishali


Last seen: 2 years ago |  Active since 2013

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The code(given) only store last points of intersection.How to store all points of intersection?
% code %%%% Determine point of intersection between perpendicular lines(from curve %%%% 2) and curve 1%%%%%%%%% ...

10 years ago | 1 answer | 0

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Question


X and Y matrix of size:1x68.this code works well.but when command " plot(X,Y,'ro', x,y,'-b',xt,yt,'--g');" shifted outside for loop; plot for last value of xt and yt How to store all values of xt and yt outside for loop?
Value of X=[272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300...

10 years ago | 1 answer | 0

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Question


Want to run the code for n values of X0, tried using for loop but didn,t get desired output.how to run for n values of X0?
if true X = [ 0, 15 30 45 ]; Y = [50, 8.5, 2, 0.5]; X0 = 0; n = 100; f = 0.1; x = linspace(min(X),ma...

10 years ago | 1 answer | 0

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Question


I have n points (x ,y coordinates known) of two parallel lines (not perfect straight ) want to draw lines from first boundary points to second boundary with proper slope . Also want to find min & max distance between the lines.
BOUN1=[ 179 248 179 249 180 250 180 251 180 252 180 253 180 254 180 255 179 25...

10 years ago | 1 answer | 0

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Question


need code for segmentation based on traditional level set with re-initialization method.
my work is in the area of medical image segmentation . Need MATLAB code for image segmentation based on *level set* *with* *re-i...

10 years ago | 1 answer | 0

1

answer

Answered
error when using addpath (mac user)
Keep the file in current folder, don't use add path.

10 years ago | 0

Answered
how can make a matrix from many vectors?
C = horzcat(A1, A2, ...) horizontally concatenates matrices A1, A2, and so on. All matrices in the argument list must have the s...

10 years ago | 1

Question


Differently zoomed images of same device requires individual calibration for accurate measurement of object in an images.how to manage a single calibration on such images ?
ultrasound images of same device differently zoomed and saved for further processing

10 years ago | 1 answer | 0

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Question


How do I prevent my variable from being overwritten?
from binary image like white color banana and background is black .I divided this in three part 20% ,60% and 20%Middle 60% part ...

10 years ago | 1 answer | 0

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Question


when displaying RGB images Warning message display on command window.Is this possible to get rid of this warning?
In imuitools\private\initSize at 72 In imshow at 259 Warning: Image is too big to fit on screen; displaying at 67%

10 years ago | 1 answer | 0

1

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Answered
Hamming distance between two binary matrices
D = pdist2(X,Y,'hamming')

10 years ago | 0

| accepted

Question


how to get output : Final segmentation mask (1=foreground, 0=background) ?
Final segmentation mask (1=foreground, 0=background)

10 years ago | 1 answer | 0

1

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Question


How do I calculate the mean, maximum, minimum and std of the detected region of an image?
detected region in binary image

10 years ago | 1 answer | 0

1

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Question


DICOM image of size 614 x 816 and laptop monitor 96dpi.What is 1 pixel in mm ???
According to 96 dpi 1 pixel = 0.264583333; According to image size 614 x 816: 501024 pixels in..?... (m ,cm ,mm no idea ) *...

10 years ago | 2 answers | 0

2

answers

Answered
converting Cardiac DICOM image into gray scale for Image segmentation.
RGB=dicomread('filename');%%%%%read dicom file which is in current directory path if not add path%% G=rgb2gray(RGB);%%%conver...

10 years ago | 0

Answered
How to perform quantitative analysis of brain MRI segmentation?
http://www.mathworks.in/matlabcentral/fileexchange/41666-fast-3d2d-region-growing-mex

10 years ago | 0

Answered
how to calculate the distance between two pixels?
dist=sqrt((y2-y1)^2+(x2-x1)^2);%%%% Where (x1,y1) and (x2,y2) are coordinates of two pixels

10 years ago | 1

| accepted

Question


BW is binary image want to find distance between first row having '1' and last row having '1' from column n11 to n22 from following code.from this code result obtained is from column 1 to n22,but desired result should be from column n11 to n22
BW=[0 0 0 0 0 0;1 1 1 1 1 0;0 1 1 1 0 0;0 0 0 0 0 0]; [rows, cols] = find(BW == 1); n1=min(cols); n2=max(cols); m1=min...

10 years ago | 1 answer | 0

1

answer

Question


How to read and display first frame of 90 Dicom images and select one from the displayed frames for further processing?
montage(RGB);

10 years ago | 1 answer | 0

1

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Question


matrix problem not getting desired result.
A=[0 0 0 0 0;0 1 1 0 0;0 1 0 0 0;0 1 1 0 0]; [rows, cols] = find(A == 1); n1=min(cols); n2=max(cols); m1=min(rows); m2=max(...

10 years ago | 1 answer | 0

1

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Question


How to avoid overwriting in EXcel worksheet when program run next time?
[status,msg] = xlswrite('filename',RESULT);

10 years ago | 1 answer | 0

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Question


multiple select dicom images for further processing getting error message :Images gets selected but not able to read and filter each images.
[filename,pathname]=uigetfile( ... {'*.m;*.fig;*.mat;*.mdl','MATLAB Files (*.m,*.fig,*.mat,*.mdl)'; '*.m', 'Code fil...

10 years ago | 1 answer | 0

1

answer