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Omega


Last seen: Today |  Active since 2023

Followers: 0   Following: 0

Programming Languages:
C++
Spoken Languages:
English
Pronouns:
He/him

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  • 6 Month Streak
  • Knowledgeable Level 2
  • First Answer

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Answered
How can I calculate skewness and kurtosis of an image?
Hi Vidhya, To calculate descriptive statistics (such as mean, variance, skewness, kurtosis, etc.) for an image, you first need ...

10 hours ago | 0

Answered
image processing <<problem with gui>>
Hi, I understand that you are looking for a mechanism to display the original image alongside the result image after applying ...

11 hours ago | 0

Answered
How to create a slice of an Image in Matlab
Hi Raviteja, Please refer to the answer section of a related MATLAB Answer attached below. It explains how to slice an image us...

12 hours ago | 0

Answered
btplane slicing of image
Hi Surya, Bit plane slicing involves decomposition of an image into its constituent bit planes which represent the bits of each...

12 hours ago | 0

Answered
error: Invalid input data. Invalid number of spatial dimensions. Layer expects 0 but received 2.
Hi Yeon, The error message you are encountering is because of the mismatch in input format expected by the "sequenceInputLayer"...

14 hours ago | 0

Answered
Reconstruct a signal from PSD
Hi Amelia, I understand that you want to reconstruct a signal from its Power Spectral Density (PSD). This can be a little trick...

1 day ago | 0

Answered
How to present our data in different graphs
Hi Sadiq, After going through the data attached, I suggest you to consider about the following graphs: 1. Boxplots: You can u...

1 day ago | 0

Answered
Matlab code for 10-fold Cross Validation performance for individuall fold
Hi Jaypal, I can help you with the necessary steps to evaluate the accuracy of individual folds in 10-fold Cross validation. Yo...

2 months ago | 0

Answered
I am using machine learning classfier to predict my test accuracy. The classfier uses hold out to take data in random. How to I get the train accuracy using the code?
Hi Atik, To obtain the training accuracy, first, you need to extract the training data indices using the "training(cv)" MATLAB ...

2 months ago | 0

Answered
How to perform testing on a model which is trained using classification learner app.
Hi Shweta, You can refer to the following documentation link to check performance of a calassifier using Test set in the "Class...

2 months ago | 0

Answered
How to test model developed using the Regression Learner App
Hi Samuel, I understand that you are encountering poor accuracy with the test dataset on your prediction with GPR model. You ca...

2 months ago | 0

Answered
How to calculate mse value on nntool GUI
Hi Ashihadina, The figure's axis labels indicate that it is a plot of Mean Squared Error (MSE) versus the number of epochs. Th...

2 months ago | 0

Answered
How NARNET is differ from NARXNET in respect of prediction advantages
Hi, NARNET predicts future values of a time series using only its past values. It's simple and works well if the series is not ...

2 months ago | 0

Answered
NAR multistep prediction
Hi Prodromos, You can refer to the "Multistep Neural Network Prediction" documentation link mentioned below: https://www.math...

2 months ago | 0

Answered
What is the usage of "FeedbackDelays" in NARNET?
Hi Dwaipayan, In MATLAB's NARNET (Nonlinear Autoregressive Network), the "feedbackDelays" parameter specifies the time steps t...

3 months ago | 0

Answered
how to calculate mape
Hi, MAPE (Mean Absolute Percentage Error) is calculated using the formula: where () are the actual values, and ( ) are the ...

3 months ago | 0

Answered
Use Neural Network app to predict and calculate the MAPE error
Hi Huy, You can use the "Neural Network Fitting" application, which is well-suited for your tasks. The application allows you t...

3 months ago | 0

Answered
Crash Decoding : Disabled - No sandbox or build area path
Hi Guanghui, There exists a Bug Report by MathWorks which corresponds to the same issue. https://www.mathworks.com/support/bug...

3 months ago | 1

Answered
set a blank window in GUI
To reset a GUI in MATLAB and clear all previous values from edit texts, static texts, popup menus, listboxes, and other componen...

3 months ago | 0

Answered
how to plot decision boundary by ELM
Hi Uma, You can take a look at the following mathworks example to plot decision boundary: https://www.mathworks.com/help/stats/...

3 months ago | 0

Answered
Which one is best image segmentation algorithm now a days?
For state-of-the-art image segmentation, consider these top algorithms: U-Net: Widely used for medical imaging with an encoder-...

3 months ago | 0

Answered
Undistort image and camera calibration app
The artifacts you're observing in the undistorted images are likely due to the correction of significant lens distortion, inaccu...

3 months ago | 0

Answered
Error with adding Gaussian Noise
It seems like the error message you provided indicates that there is an issue with a variable or function named signal. This kin...

3 months ago | 0

Answered
Cross validation and set epoches in svm
Hi Sarath, You can use the in-built MATLAB function 'crossval' for cross-validation to assess how well a model will generalize ...

3 months ago | 0

Answered
training network plot accuracy intead of rmse
To plot accuracy instead of RMSE in the training progress graph when using trainNetwork with LSTM for a classification task, you...

3 months ago | 0

Answered
Import voxceleb dataset into matlab
Hi Renisha, You can use the following functions from matlab to import voxceleb dataset. audioread: https://www.mathworks.com/h...

3 months ago | 0

Answered
Problem with the cluster/linkage function
Hi, To achieve your goal of clustering nodes based on price differences while considering the adjacency matrix, you'll need to ...

3 months ago | 0

Answered
Categories for Evolutionary algorithms
Hi Vahid, Yes, algorithms like Firefly and Bee algorithms can be categorized under the broader umbrella of "Evolutionary Algori...

4 months ago | 0

Answered
i'm a master student ,i have a home work about DCT, i have the code but it does not work ;please help me
Hi Saadi, I understand that you're encountering issues with the Discrete Cosine Transform (DCT). Here are some issues in your c...

4 months ago | 0

Answered
for loop in simulaink as matlab function
Hi Vishnuvardhan, I understand that you would like to use a MATLAB function in Simulink. You can do so by using this code as a ...

4 months ago | 0

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