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swati mane

19 total contributions since 2015

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Question

Selection of roi for multiple images
I have 50 images in one folder. For one image I can select roi by clicking the mouse but now i need automatic selection of roi f...

8 mois ago | 1 answer | 0

1

Question

Calculation of traffic flow
I have the values of speed and density in matlab. Can i use the relationship of traffic flow with speed and density for the calc...

8 mois ago | 0 answers | 0

0

Question

Conversion of blob area in pixels to meters
I have the total area of the blobs in pixels and I want to convert it into meters. Can I use this formula? Total area of blo...

8 mois ago | 0 answers | 0

0

Question

How to find length of the ROI?
I need to find length of the ROI in matlab? How to do this?

8 mois ago | 1 answer | 0

1

Question

How to convert area of blobs in pixels to meters?
I want to convert the area of blobs which is in pixels to meters. How to do this? Thanks in advance.

8 mois ago | 1 answer | 0

1

Question

Need correct detection of countours
I am detecting the countours but some dark regions of the image are not detected and therefore area of the countour is not accur...

9 mois ago | 0 answers | 0

0

Question

How to add values in the array in matlab?
I have an array with eleven elements in a single column. I want to add all these elements. I have, D=regionprops(L2,'area') ...

9 mois ago | 1 answer | 0

1

Question

Dear sir /mam I have following code : imgFiles =dir('*.jpg'); numFiles =numel(imgFiles); for j=1:1:numFiles; if j...

11 mois ago | 0 answers | 0

0

Question

How to measure the traffic flow per second of the traffic at road intersection in matlab? Please give me some idea.
I want to measure the traffic flow at road intersection per second. How to do it using matlab. Please guide me. Thanks in adva...

12 mois ago | 1 answer | 0

1

Question

Values in the loop are overwritten
Hello sir ..my code is: for i=1:1:4; S=M(1:1,i)./20; valueOfB(j)=S; end I should get 4 different values of S. But same value i...

environ un an ago | 0 answers | 0

0

Question

array values are overwritten
Hello, I am working with for loop in my code. I am getting the answer but after 8 steps i.e. from the step 9, the value of ar...

environ un an ago | 1 answer | 0

1

Question

Error in imabsdiff of two images
I want to do the operation on two images.I have total 4 images ..first I want to use image 1 and image 2 and then image 3 and im...

environ un an ago | 1 answer | 0

1

Question

How to calculate percentage of white portion of an image to measure the density of the vehicles ?
I have tried one program. I m getting the white portion of an image in pixels. But i want it in percentage. And I wanted to ca...

plus d'un an ago | 0 answers | 0

0

Question

How to convert two rgb images into grayscale? and then subtract ?
I have two images in jpg format(one as reference image and other is captured image) . I want to convert them to grayscale and wa...

plus d'un an ago | 1 answer | 0

1

Question

how to solve the error 'undefined function "branchpoints" in matlab'
I have used the code: Suppose I is the binary image. It=bwmorph(I,'skel'); B=bwmorph(It,'branchpoints'); But there...

environ 2 ans ago | 1 answer | 0

1

Question

How to detect blobs of vehicles on the road?

environ 2 ans ago | 0 answers | 0

0

Question

how to perform blob detection of dark areas in the image
I have performed the blob analysis on the binary image. But for the dark areas blobs were not detected properly.Will you please ...

environ 2 ans ago | 0 answers | 0

0

Question

how to detect vehicles from image
Hello, I am working on the project to detect the vehicles from the traffic at traffic signal. i will be thankful if anyone c...

plus de 3 ans ago | 0 answers | 0