Question

What is wrong with the attached contour dectection code?

The attached code opens webcame with bounding box. The bounding box is for the hand. The code should capture the image of the ha...

15 days ago | 0 answers | 0

Question

How to plot a trianlge if its coordinates are not given?

How do I plot a triangle, as shown in the attached image, with the help of data in attached m file. <</matlabcentral/answer...

2 years ago | 0 answers | 0

Question

How to view number of iteration in neural network?

I have created Neural Network using npr tool. I want to number of iterations used in this network.

3 years ago | 1 answer | 0

Question

What does this neural network show?

<</matlabcentral/answers/uploaded_files/49363/Network.JPG>> How this network computes output? I have attached mat file in ...

3 years ago | 1 answer | 0

Question

How to view confusion matrix of neural network?

I have created it using npr tool. I also want to plot following things of the network. <</matlabcentral/answers/uploaded_fil...

3 years ago | 1 answer | 0

Question

How to convert a column back into matrix?

A matrix can be converted in column using matrix(:) but how to convert it back into matrix of same order?

3 years ago | 1 answer | 0

Question

Vein Detection in Angiogram image

<</matlabcentral/answers/uploaded_files/48268/aa00001.jpg>> There are veins in above image. I need to find out the location o...

3 years ago | 2 answers | 0

Answered

Live frames from IP Camera

Try this: url = 'http://192.168.1.4:8080/shot.jpg'; ss = imread(url); fh = image(ss); while(1) ss = i...

Live frames from IP Camera

Try this: url = 'http://192.168.1.4:8080/shot.jpg'; ss = imread(url); fh = image(ss); while(1) ss = i...

3 years ago | 0

Question

Segmentation of a signal

I have row vector of ECG signal have 1 x n order. I want to make 200 segments of that row vector and each segment should contain...

4 years ago | 2 answers | 0

Answered

how to match input images with dataset?

If test image is exactly same as database image, you can do this using template matching. But if it is not the case, you need to...

how to match input images with dataset?

If test image is exactly same as database image, you can do this using template matching. But if it is not the case, you need to...

4 years ago | 0

| accepted

Answered

Could anyone tell me how can I check if a face was detected in an image?

1. Capture your image using webcam 2. Detect skin and convert it into binary image 3. Detected larger blob i.e Face (Small...

Could anyone tell me how can I check if a face was detected in an image?

1. Capture your image using webcam 2. Detect skin and convert it into binary image 3. Detected larger blob i.e Face (Small...

4 years ago | 0

Answered

How can I uninstall MAtlab 2015b?

If you are using Windows (8.1) Operating System, follow: 1. Right click on start button 2. Select "control panel" 3. Se...

How can I uninstall MAtlab 2015b?

If you are using Windows (8.1) Operating System, follow: 1. Right click on start button 2. Select "control panel" 3. Se...

4 years ago | 0

Answered

vectors u = (2,1,0) and v = (0,1,2). calculate cos thetha where thetha is the angle between u and v

u = [2 1 0]; v = [0 1 2]; costheta = dot(u,v)/(norm(u)*norm(v)) theta = acos(costheta) %n angle

vectors u = (2,1,0) and v = (0,1,2). calculate cos thetha where thetha is the angle between u and v

u = [2 1 0]; v = [0 1 2]; costheta = dot(u,v)/(norm(u)*norm(v)) theta = acos(costheta) %n angle

4 years ago | 0

| accepted

Answered

Run GUI without using matlab

Make your GUI an standalone application to run it without MATLAB

Run GUI without using matlab

Make your GUI an standalone application to run it without MATLAB

4 years ago | 0

Answered

Extract features from georeferenced satellite images

You probably want to classify satellite images for which you need to extract distinct features and match it using SVM or ANN. Yo...

Extract features from georeferenced satellite images

You probably want to classify satellite images for which you need to extract distinct features and match it using SVM or ANN. Yo...

4 years ago | 0

Answered

How to perform blob detection and classification on HSV colour plane?

You should see <http://www.mathworks.com/matlabcentral/fileexchange/25157-image-segmentation-tutorial the tutorial> for blob det...

How to perform blob detection and classification on HSV colour plane?

You should see <http://www.mathworks.com/matlabcentral/fileexchange/25157-image-segmentation-tutorial the tutorial> for blob det...

4 years ago | 1

Question

What should I do to correct user defined function?

I have written code for function file i.e nsr_f.m Getting following error when calling it: Error using arburg (line 72) ...

4 years ago | 1 answer | 0

Answered

How can I draw bounding boxes to my webcam image (continuously)?

http://www.mathworks.com/matlabcentral/answers/112917-how-to-detect-hand http://www.mathworks.com/matlabcentral/answers/uploa...

How can I draw bounding boxes to my webcam image (continuously)?

http://www.mathworks.com/matlabcentral/answers/112917-how-to-detect-hand http://www.mathworks.com/matlabcentral/answers/uploa...

4 years ago | 0

Answered

How to write cramer's rule 3x3 by matlab ?

*Question*: Find the system of Linear Equations using Cramers Rule: 2x + y + z = 3 x – y – z = 0 x + 2y + z = 0 ...

How to write cramer's rule 3x3 by matlab ?

*Question*: Find the system of Linear Equations using Cramers Rule: 2x + y + z = 3 x – y – z = 0 x + 2y + z = 0 ...

4 years ago | 1

Answered

how i can to rotate images

Let's say the name of the image is flower.jpg img=imread('flower.jpg'); % Reads image rot_img=imrotate(img,...

how i can to rotate images

Let's say the name of the image is flower.jpg img=imread('flower.jpg'); % Reads image rot_img=imrotate(img,...

4 years ago | 0

| accepted

Answered

neural network image classification (good, so-so, bad)

Neural Network images classification works fine. Accuracy of classification also depends on the features of the images. You have...

neural network image classification (good, so-so, bad)

Neural Network images classification works fine. Accuracy of classification also depends on the features of the images. You have...

4 years ago | 0

| accepted

Answered

I have a function to create images. In a script, how do i call an image using that function without displaying it?

You just need to insert percentage symbol in order to comment the function that displays image. Forexample: % imshow(im...

I have a function to create images. In a script, how do i call an image using that function without displaying it?

You just need to insert percentage symbol in order to comment the function that displays image. Forexample: % imshow(im...

4 years ago | 0

Answered

Implement a square wave in matlab

The square wave with amplitude 1, fundamental frequency 10 pi radian per second (5 Hz) and phase of 5 pi can be generated by usi...

Implement a square wave in matlab

The square wave with amplitude 1, fundamental frequency 10 pi radian per second (5 Hz) and phase of 5 pi can be generated by usi...

4 years ago | 0

Question

How to download a particular toolbox of MATLAB?

From where can I download a particular toolbox of MATLAB?

4 years ago | 2 answers | 0

Answered

how to write f(x,y) (digital image) in matlab code ?

I don't know what formula you are talking about but the general method to make a function in MATLAB is as follows: Let' say y...

how to write f(x,y) (digital image) in matlab code ?

I don't know what formula you are talking about but the general method to make a function in MATLAB is as follows: Let' say y...

4 years ago | 0

Answered

i am doing project on mammogram classification, how to get classified mat dataset file for comparision

These kinds of projects usually involve three main steps. These three steps are _Preprocessing, Feature Extraction and Feature M...

i am doing project on mammogram classification, how to get classified mat dataset file for comparision

These kinds of projects usually involve three main steps. These three steps are _Preprocessing, Feature Extraction and Feature M...

4 years ago | 0

Answered

How to plot symbolic row matrix in MATLAB?

I am not sure what exactly you want to do. But is it similar to your solution? strain=([16 52 93 74 57 66 55 88 99 44]) % s...

How to plot symbolic row matrix in MATLAB?

I am not sure what exactly you want to do. But is it similar to your solution? strain=([16 52 93 74 57 66 55 88 99 44]) % s...

4 years ago | 0

| accepted

Answered

Matlab Latest Version PDF Documentation

<</matlabcentral/answers/uploaded_files/46562/documentation.png>> Click Question Mark on top right side of the MATLAB to view...

Matlab Latest Version PDF Documentation

<</matlabcentral/answers/uploaded_files/46562/documentation.png>> Click Question Mark on top right side of the MATLAB to view...

4 years ago | 0

Answered

I want to add column 1st from data1 and coloumn 1st from data2, likewise addition of all coloumn.

DATA1= [4 8 6; 3 5 7; 1 9 2] DATA2= [7 8 4; 5 2 4; 1 7 9] C1_sum=DATA1(:,1)+DATA2(:,1) % Sum of 1st Columns of D...

I want to add column 1st from data1 and coloumn 1st from data2, likewise addition of all coloumn.

DATA1= [4 8 6; 3 5 7; 1 9 2] DATA2= [7 8 4; 5 2 4; 1 7 9] C1_sum=DATA1(:,1)+DATA2(:,1) % Sum of 1st Columns of D...

4 years ago | 0

Answered

plot angular distribution in matlab with a specified axis.

% Plot with unspecified axis x=0:1:50; y=sin(x); plot(x,y) % Plot with specified axis (from 0 to 25 in x axis and ...

plot angular distribution in matlab with a specified axis.

% Plot with unspecified axis x=0:1:50; y=sin(x); plot(x,y) % Plot with specified axis (from 0 to 25 in x axis and ...

4 years ago | 0