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Answered
Solving under-determined matrix equation Ax =b for non-negative solutions efficiently
Hi @Shadab Ahmed, Given that A is a large sparse matrix with elements restricted to (−1, 0, or 1), it is highly favourable to ...
Solving under-determined matrix equation Ax =b for non-negative solutions efficiently
Hi @Shadab Ahmed, Given that A is a large sparse matrix with elements restricted to (−1, 0, or 1), it is highly favourable to ...
16 dagen ago | 0
Answered
Applying low pass filter to each pixel in 3D stack
Hi @ John Doe , Vectorization is a programming technique where operations are applied to entire arrays or matrices simultaneou...
Applying low pass filter to each pixel in 3D stack
Hi @ John Doe , Vectorization is a programming technique where operations are applied to entire arrays or matrices simultaneou...
17 dagen ago | 0
Answered
Facing error in generalizing hamming window.
Hi @Jaya Sodhani , The ‘hamming(200)’ function returns a column vector of size ‘200×1’, whereas ‘frames(i,:)' is a row vector ...
Facing error in generalizing hamming window.
Hi @Jaya Sodhani , The ‘hamming(200)’ function returns a column vector of size ‘200×1’, whereas ‘frames(i,:)' is a row vector ...
19 dagen ago | 0
Answered
get y values of z values in spectrogram
Hi, The ‘find’ function returns the indices of elements in an array that satisfy a specified condition. In the spectrogram matr...
get y values of z values in spectrogram
Hi, The ‘find’ function returns the indices of elements in an array that satisfy a specified condition. In the spectrogram matr...
19 dagen ago | 0
Answered
How can i take a noisy image matrix data as a input in neural network
Hi @marjan sultana, The ‘perceptron’ function in MATLAB is used to create a simple single-layer neural network model that per...
How can i take a noisy image matrix data as a input in neural network
Hi @marjan sultana, The ‘perceptron’ function in MATLAB is used to create a simple single-layer neural network model that per...
20 dagen ago | 0
Answered
Invalid training data. The output size (4) of the last layer does not match the number of classes (5).How to match the size for neural network?
Hi @龙春 谢, The ‘categorical’ data type in MATLAB is used to represent data that can take on a fixed number of discrete categori...
Invalid training data. The output size (4) of the last layer does not match the number of classes (5).How to match the size for neural network?
Hi @龙春 谢, The ‘categorical’ data type in MATLAB is used to represent data that can take on a fixed number of discrete categori...
20 dagen ago | 0
Answered
How to plot roc and find pfa
Hi @Praanesh Sambath, You can plot the ROC curve and evaluate classifier performance for radar data using the ‘perfcurve’ func...
How to plot roc and find pfa
Hi @Praanesh Sambath, You can plot the ROC curve and evaluate classifier performance for radar data using the ‘perfcurve’ func...
23 dagen ago | 0
Answered
How to display a subjects mean reaction time as a bar chart?
Hi @Kyle Davis, You can calculate the mean reaction time for each individual participant using MATLAB's ‘mean’ function. Once ...
How to display a subjects mean reaction time as a bar chart?
Hi @Kyle Davis, You can calculate the mean reaction time for each individual participant using MATLAB's ‘mean’ function. Once ...
24 dagen ago | 0
Answered
How to curve fitting for array?
Hi @Ege Tunç, To perform cur fitting for the arrays that you have provided, you can utilize the ‘fit’ function in MATLAB. The ‘...
How to curve fitting for array?
Hi @Ege Tunç, To perform cur fitting for the arrays that you have provided, you can utilize the ‘fit’ function in MATLAB. The ‘...
24 dagen ago | 0
Answered
AlexNet training on 3D matlab file data
Hi @paco coci, There is a workaround to convert all your images into the size [227x227x3] all at once using the image batch pr...
AlexNet training on 3D matlab file data
Hi @paco coci, There is a workaround to convert all your images into the size [227x227x3] all at once using the image batch pr...
25 dagen ago | 0
Answered
Amplitude scaling applying fft of iddata object
Hi @Alexander Avdonin, When the ‘fft’ function is applied to a time domain ‘iddata’ object, the FFTs are normalized by dividin...
Amplitude scaling applying fft of iddata object
Hi @Alexander Avdonin, When the ‘fft’ function is applied to a time domain ‘iddata’ object, the FFTs are normalized by dividin...
30 dagen ago | 0
Answered
error :Error using trainNetwork Number of elements must not change. Use [] as one of the size inputs to automatically calculate the appropriate size for that dimension.
Hi @mario rossi, I encountered a similar issue when training the 1D convolutional autoencoder in MATLAB. It is due to a mismat...
error :Error using trainNetwork Number of elements must not change. Use [] as one of the size inputs to automatically calculate the appropriate size for that dimension.
Hi @mario rossi, I encountered a similar issue when training the 1D convolutional autoencoder in MATLAB. It is due to a mismat...
ongeveer een maand ago | 0
Answered
Storing epoch time value as a datetime class
Hi @Cameron Barry, Yes, it is possible to store epoch time values measured in seconds as MATLAB ‘datetime’ objects while prese...
Storing epoch time value as a datetime class
Hi @Cameron Barry, Yes, it is possible to store epoch time values measured in seconds as MATLAB ‘datetime’ objects while prese...
ongeveer een maand ago | 0
Answered
how to find the horizontal Asymptotes of fitted curve equation for a data set
Hi @zein, The ‘limit’ function in MATLAB which is a part of the Symbolic Math Toolbox, is designed to operate on symbolic vari...
how to find the horizontal Asymptotes of fitted curve equation for a data set
Hi @zein, The ‘limit’ function in MATLAB which is a part of the Symbolic Math Toolbox, is designed to operate on symbolic vari...
ongeveer een maand ago | 0
Answered
calllib expects bool type
Hi @ Tom K, While working with the FTDI MPSSE library to create an SPI interface in MATLAB, I encountered a common issue when ...
calllib expects bool type
Hi @ Tom K, While working with the FTDI MPSSE library to create an SPI interface in MATLAB, I encountered a common issue when ...
ongeveer een maand ago | 0
Answered
could anyone help me how I can different different activation function for training the model
Hi @jaah navi, The ‘functionLayer’ from MATLAB's Deep Learning Toolbox enables the implementation of activation functions such ...
could anyone help me how I can different different activation function for training the model
Hi @jaah navi, The ‘functionLayer’ from MATLAB's Deep Learning Toolbox enables the implementation of activation functions such ...
ongeveer een maand ago | 0
Answered
Using fi function to quantize weights
Hi @Ali Al-Saegh, The issue is encountered because the function ‘fi’ creates a fixed-point object of type ‘embedded.fi’, which...
Using fi function to quantize weights
Hi @Ali Al-Saegh, The issue is encountered because the function ‘fi’ creates a fixed-point object of type ‘embedded.fi’, which...
ongeveer een maand ago | 0
Answered
between pcolor & imascn which of them better for correlation plot
Hi @Mahboubeh Molavi-Arabshahi, The different plots from using ‘pcolor’ and ‘imagescn’ is because these functions handle matr...
between pcolor & imascn which of them better for correlation plot
Hi @Mahboubeh Molavi-Arabshahi, The different plots from using ‘pcolor’ and ‘imagescn’ is because these functions handle matr...
ongeveer een maand ago | 0
Answered
How can I integrate a measurement signal into Simulink in an mFile?
Hi @timepass, The functions such as‘trapz’and ‘cumsum’are designed to operate on numeric arrays, rather than directly on‘times...
How can I integrate a measurement signal into Simulink in an mFile?
Hi @timepass, The functions such as‘trapz’and ‘cumsum’are designed to operate on numeric arrays, rather than directly on‘times...
ongeveer 2 maanden ago | 0
Answered
Why do we need Asynchronous Task Specification block?
Hi @Sergei, The Task Manager schedules both time-driven and event-driven tasks and generates function-call signals in response ...
Why do we need Asynchronous Task Specification block?
Hi @Sergei, The Task Manager schedules both time-driven and event-driven tasks and generates function-call signals in response ...
2 maanden ago | 0
| accepted
Answered
How can I override the bulk move / group move in Simulink?
Hi @Nicholas, In Simulink, when you move, resize, or add a port to a block with three or more ports, any straight, unbranched ...
How can I override the bulk move / group move in Simulink?
Hi @Nicholas, In Simulink, when you move, resize, or add a port to a block with three or more ports, any straight, unbranched ...
3 maanden ago | 0
| accepted
Answered
Integration of fft signal
Hi Moza, There are many ways in MATLAB to integrate discrete data, like the FFT signal in your case. One common approach is to...
Integration of fft signal
Hi Moza, There are many ways in MATLAB to integrate discrete data, like the FFT signal in your case. One common approach is to...
3 maanden ago | 0
Answered
How to plot a single vector on a polarhistogram with data.
Hi Patrick, To plot a vector at a manually calculated angle in MATLAB, you can utilize the ‘polarplot’ function. Polar plots a...
How to plot a single vector on a polarhistogram with data.
Hi Patrick, To plot a vector at a manually calculated angle in MATLAB, you can utilize the ‘polarplot’ function. Polar plots a...
3 maanden ago | 0
Answered
Display app designer results in commande window?
Hi Alifedjoun, In MATLAB App Designer, we can display output directly in the MATLAB Command Window by using standard output fu...
Display app designer results in commande window?
Hi Alifedjoun, In MATLAB App Designer, we can display output directly in the MATLAB Command Window by using standard output fu...
3 maanden ago | 0
Answered
where can I find all classification functions like newff newcf newelm and more
Hi Mohammad Mehio, In MATLAB, several functions are available for creating and training neural networks, especially for classi...
where can I find all classification functions like newff newcf newelm and more
Hi Mohammad Mehio, In MATLAB, several functions are available for creating and training neural networks, especially for classi...
3 maanden ago | 0
Answered
Repeating a Waveform in MATLAB
Hi Hasan, To repeat the waveform that you have designed for any desired number of periods (or cycles), you will need to make a...
Repeating a Waveform in MATLAB
Hi Hasan, To repeat the waveform that you have designed for any desired number of periods (or cycles), you will need to make a...
5 maanden ago | 0
Answered
How to simulate PAM modulation and demodulation in simulink
Hi Zilliang11, QPSK modulates information using phase shifts, requiring precise phase detection and correction mechanisms t...
How to simulate PAM modulation and demodulation in simulink
Hi Zilliang11, QPSK modulates information using phase shifts, requiring precise phase detection and correction mechanisms t...
5 maanden ago | 0
Answered
BER for PAM4 signal available in .mat file
Hi Mohit, The Bit Error Rate (BER) is the number of bit errors divided by the total number of transmitted bits during an obser...
BER for PAM4 signal available in .mat file
Hi Mohit, The Bit Error Rate (BER) is the number of bit errors divided by the total number of transmitted bits during an obser...
5 maanden ago | 0
Answered
whats the difference btw chart and chart(MATLAB) in stateflow
Hi Sushma, A Stateflow chart is a graphical representation of a finite state machine consisting of states, transitions, and da...
whats the difference btw chart and chart(MATLAB) in stateflow
Hi Sushma, A Stateflow chart is a graphical representation of a finite state machine consisting of states, transitions, and da...
5 maanden ago | 0
Answered
How can I extract a CodeProver Report?
Hi, To generate a report in Polyspace that includes your justifications and comments, follow these steps: After the analysis i...
How can I extract a CodeProver Report?
Hi, To generate a report in Polyspace that includes your justifications and comments, follow these steps: After the analysis i...
5 maanden ago | 1
| accepted
