# sandhya sandhya

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**Content Feed**

Question

I want to execute this code but there is an error in function command,please modify this program to get the output

function[X]= generateSin(a,f,ph,t,Fs) f=5; a=3; ph=pi/2; Fs=300; T=1/Fs; L=1000;tmax=L*T; t=0:T:tmax-T; X=a*sin(2*pi*t*f...

2 years ago | 0 answers | 0

### 0

answersQuestion

How to calculate accuracy from confusion matrix?

How to calculate accuracy from confusion matrix?

2 years ago | 1 answer | 0

### 1

answerQuestion

How to calculate accuracy,sensitivity and specifiity from confusion matrix and ROC graph?

How to calculate accuracy,sensitivity and specificity from confusion matrix and ROC graph?

2 years ago | 1 answer | 0

### 1

answer### 1

answerConfusion Matrix didn't work in Classifcation Learner

Check your training model command once again, ,and to plot confusion matrix follow the command below. plotconfusion(targets,out...

3 years ago | 0

Question

How to calculate accuracy for neural network algorithms?

How to calculate accuracy for neural network algorithms?

3 years ago | 1 answer | 0

### 1

answerQuestion

I want to plot multiple graphs in a single plot with some space between each signal

I want to plot multiple graphs in a single plot with some space between each signal

3 years ago | 1 answer | 0

### 1

answerQuestion

How to remove negative peaks from a signal

How to remove negative peaks from a signal

3 years ago | 1 answer | 0

### 1

answerQuestion

How to calculate mean frequency for mat signal

How to calculate mean frequency for mat signal

3 years ago | 1 answer | 0

### 1

answerQuestion

My signal value is 1*2560 double and i tried this code to plot the signal s = load('test.mat'); val = (val - 1024)/200; signal = val(1,1:1000) t = (0:length(signal)-1)/360; plot(t,signal).But can anybody explain about this code.

My signal value is 1*2560 double and i tried this code to plot the signal s = load('test.mat'); val = (val - 1024)/200...

3 years ago | 0 answers | 0

### 0

answersQuestion

How to calculate the standard deviation of the signal

How to calculate the standard deviation of the signal

3 years ago | 1 answer | 0

### 1

answerQuestion

How to access all the matfiles in afolder and our aim is to plot all the signals in single window

How to access all the matfiles in afolder and our aim is to plot all the signals in single window

3 years ago | 1 answer | 0

### 1

answerQuestion

I want to plot mat file

I want to plot mat file with command s=load('signal.mat'); plot(s) but there is error in that command how to plot the signal...

3 years ago | 1 answer | 0

### 1

answerQuestion

I have calculated fractional value of each image in an image array ,but how to calculate average of all the fractional values of an image array using matlab.

I have calculated fractional value of each image in an image array ,but how to calculate average of all fractional values of an ...

4 years ago | 1 answer | 0

### 1

answerQuestion

How to NaN selected threshold values of red,green and blue using matlab code

How to NaN selected threshold values of red,green and blue using matlab code

4 years ago | 2 answers | 0

### 2

answersQuestion

How to read jpg files from directory and how to write those files in the same directory after circular crop

how to read jpeg files from directory and after circular crop with center [316,242] and radius 195 i want to write those files i...

4 years ago | 1 answer | 0