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Feeds
Translating values to gradient color scale
To translate the values of "Component 1" from your PCA results into a color gradient map and use it for color-coding another plo...
22 días hace | 0
How to access each classifier's predicted class and accuracy from the 'fitcensemble' function generated model?
In ensemble methods like bagging, MATLAB combines votes using majority voting (averaging) for classification. Each classifier in...
22 días hace | 0
Error Invalid Training Data- Predictors must be a N-by-1 cell array of sequences?
Based on the error message, the error occurs due to discrepancy between the expectda data format and the format of your data. T...
23 días hace | 0
How to do a cyber attack and validate if the mitigation is correct?
To simulate a cyber attack on a digital twin system and evaluate your mitigation strategies, you can use Simulink to create a mo...
23 días hace | 0
Output equation of fitnet
The reason behind the discrepancy between the output of the trained neural network and the analytical equation you are using is ...
23 días hace | 0
Integral of Transfer function in Laplace domain
To compute the integral of the squared magnitude of a transfer function over the frequency domain, you can use Parseval's theore...
25 días hace | 0
LSIM initial condition code
Staring from MATLAB R2024b, one of the ways you can specify the initial conditions for simulating a state-space model in the lsi...
25 días hace | 0
Being able to export ANN without retraining
To use a pre-trained Artificial Neural Network (ANN) for testing on new data without retraining, you need to save the trained ne...
26 días hace | 0
| aceptada
Mvregress and choice of the estimation algorithm
The choice of algorithm in multivariate regression can indeed influence the results, particularly the estimation of standard err...
29 días hace | 0
| aceptada
How to caculate numWeightElements in network?
The discrepancy in the calculation of the number of weight elements net.numWeightElements arises from the structure of the neura...
29 días hace | 1
| aceptada
Effect of GA population size and Number of generation with many variables
Increasing the population size or number of generations leads to increase in execution time as well. Taking the population size ...
29 días hace | 0
identifying the corresponding node number to each element for meshed geometry.
To create a connectivity matrix for a triangular mesh in MATLAB, where each row represents an element and the columns represent ...
29 días hace | 0
Require code for local sensitivity analysis of ode-based model
Introduced in MATLAB R2024a, the odeSensitivity MATLAB function can be used to perform sensitivity analysis on the parameters of...
alrededor de 1 mes hace | 0
Changing predefined values in simulink examples
The pre-defined values can be changed in the existing examples in Simulink. In Simulink, the storage location of variables depe...
alrededor de 1 mes hace | 0
How to fastly generate a series of complex Gaussian vectors under given covariance matrix Q ？
One of the ways you can generate the H matrix is by using the Cholesky decomposition to transform standard normal random vectors...
alrededor de 1 mes hace | 0
Simulate the probability of winning the game commonly known as the Piso Game in a Peryahan (see image below) here in the Philippines.
Hi Norberto, You can write a MATLAB script to simulate the Piso game by following the steps below: Define Parameters: Start by...
alrededor de 1 mes hace | 0
"block diagram error" while compiling a simulink model
Hi Kai, Error during model compilation can occur due to various issues such as model configuration, build folder and path probl...
alrededor de 1 mes hace | 0
Issues filling rounded numbers into MS Word
The issue is due to the way MATLAB handles numeric formatting when appending values to a Word document using the Report Generato...
alrededor de 1 mes hace | 0
Parallel Gradient Based Optimizer, Objective Function Uses Simulink
Hi Sadi, I understand that your objective is to use gradient based optimization function like fmincon with parallel computing o...
2 meses hace | 0
Why does the SAC trainning stop at the first episode? What can trigger it?
Hi Renaldo, The reason for the agent training stopping after first episode could be due to the "Training termination" condition...
2 meses hace | 0
how can i use the output of one genetic algorithm program in another GA programme.
Hi Harsh, I understand that you want to pass the result of one Genetic Algorithm execution to another. Here's how you can do it...
2 meses hace | 0
Error occurred while evaluating listener callback.
Hi Ana, The error message you are encountering suggests that there might be a problem with your MATLAB environment, particular...
2 meses hace | 0
How to direct ECG graph data to mat load file .
Hi Mohidul, I understand that you would like to create a .mat file from live data received from an Arduino in MATLAB. There are...
3 meses hace | 0
How to find location of parameters in a genarized matrix
There is no MATLAB function that would provide you the location of these tunable parameter within the generalized matrix. Howeve...
3 meses hace | 0
In TrainMBPOAgentToBalanceCartPoleSystemExample/ cartPoleRewardFunction ，（nextObs）is what？
Hi Lin, The nextObs variable returns the next state after transition from the current state by the Reinforcement Learning(RL) A...
3 meses hace | 0
| aceptada
How to cross-validate a model created by TreeBagger?
The reason your code does not work is because of the syntax for crossval function in the code line: cvrfmodel = crossval(rfmode...
4 meses hace | 0
Predictive Power Score PPS in Matlab?
As of the R2024b release, MATLAB does not include a function for calculating the Predictive Power Score (PPS). However, you can ...
4 meses hace | 0
Does the sampling time of reinforcement learning agents have to be the same as the sampling time of models in simulink? What is the difference between the two?
The sampling time of the Reinforcement Learning (RL) agent does not necessarily have to be the same as the sampling time of the ...
4 meses hace | 0
trainnetwork for mixture density network
As you mentioned, the reason for the error is the mismatch between expected shape of output data. This hapens because the defaul...
4 meses hace | 0
Must centralized trained groups of agents have the same action specification?
Hi Lin, From the error statement: 'Agents in group [1 2] must have the same observation and action specifications.', it seems t...
4 meses hace | 0
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