# divya r

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**Content Feed**

Question

How to create a mask

Hi I am trying to create a mask for an image which has multiple circles in it. I have tried using <http://www.mathworks.com/...

7 years ago | 1 answer | 0

### 1

answerQuestion

Finding solid circles using imfind circles

Is there any way to make sure the circles detected by the imfindcircles function is a solid circle and has no black pixels insid...

7 years ago | 1 answer | 0

### 1

answerQuestion

GUIDE GUI Vs Programmatic GUI

Is there any advantage of creating a GUI programmatically over using GUIDE? I have created a GUI using GUIDE and noticed that...

7 years ago | 2 answers | 2

### 2

answersQuestion

Get an image from a fgure window

Hi I have an image which has a lot of circles. So I have used imfindcirles and viscircles to find and visualize the circles ...

7 years ago | 1 answer | 0

### 1

answerQuestion

GUi to wait for events from one of two push buttons

Hi I have designed a GUI which is taking some images iteratively from a folder and displays it. I have two push buttons "Save...

7 years ago | 1 answer | 0

### 1

answerQuestion

Flow of control in GUIs

Hi My question is pretty rudimentary. I am unable to see the sequence in which the functions are being called in a GUI. I...

7 years ago | 1 answer | 0

### 1

answerDistorted GUI when accessing it remotely

For anyone who is interested, I think the problem was due to the difference in the screen size when I was remotely running it on...

7 years ago | 0

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Question

Distorted GUI when accessing it remotely

I have guild a GUI using the GUIDE tool in matlab. It is working and looking perfectly when I am running it on my desktop, but w...

7 years ago | 2 answers | 0

### 2

answersQuestion

smothing crooked boundary of cell images

Hi I am trying to segment images of some cells. The I have almost done it completely, but in my final image the boundaries o...

7 years ago | 1 answer | 0

### 1

answerQuestion

using gradient function to calculate curvature of ridges in a fingerprint

I need to calculate the curvature of the ridges in a fingerprint image. I havent understood how to use the gradient function in ...

9 years ago | 1 answer | 0

### 1

answerQuestion

noise removal in images

I want to remove noise from an image of handwritten text. Noise includes random pen marks. I have tried functions such as bw...

9 years ago | 1 answer | 0

### 1

answerQuestion

how to find out if a number is even or not

I know in C language, for any number x using x%2 will calculate the remainder when x is divided by 2, which will help decipher w...

9 years ago | 8 answers | 1

### 8

answersQuestion

marking a pixel on an image

I have found out the center of gravity of an image and want to see its position on the image. I tried using plot(CentroidX,C...

9 years ago | 2 answers | 0

### 2

answersQuestion

obtaining magnitude of histogram plot

I have plot the histogram of an image using imhist() function. I want to obtain the magnitude of the histogram plot. imhist() ...

9 years ago | 0 answers | 0

### 0

answersQuestion

modifying results of knnclassify

knnclassify is used to match the test element with the most resembling training element. How can i get an array as the result...

9 years ago | 1 answer | 0

### 1

answerQuestion

working of different classifying functions

kNNclassify and NaiveBayes both classify sample data on the basis of its closest match. Which can also be thought of finding the...

9 years ago | 0 answers | 0

### 0

answersQuestion

knn classifier function in matlab

In the function knnclassify(sample,training,group,k), what is the purpose of k? I havent completely understood the explanatio...

9 years ago | 1 answer | 0

### 1

answerQuestion

Finding distinct values in a column of a matrix

I have a 81*4 matrix. I want to find the distinct values only in the first column, which can also be seen as the first column of...

9 years ago | 1 answer | 0

### 1

answerQuestion

Cant read data from a structure

s_c_1 is a 1*96 row vector.It is stored as a structure variable of 1*1. How do i access the data in the vector? I have tries to...

9 years ago | 1 answer | 0

### 1

answerQuestion

Error in reading dimensions of a .mat file

q is a matrix of 1*96. f_s is a matrix of 7*1. I am getting an *error saying : index exceeds matrix dimensions*. And also ...

9 years ago | 2 answers | 0

### 2

answersQuestion

Unable to read .mat files from a folder

I have multiple .mat files in the a folder. I want to read each of the files and compare its data with one of the file of the sa...

9 years ago | 1 answer | 0

### 1

answerhow to find Euclidean distance in matlab?

How did you concatenate data from multiple matfiles into one? I have done it fr only 2 .mat files, but i am stuck in the logic f...

9 years ago | 0