I am an Application Support Engineer at MathWorks.

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Answered

How to convert a 1xn cell array composed of 1D arrays to a higher dimensional (nested) cell array?

I think above code is the simple and easiest way to do it. You can also do it as follows: M = max(cellfun(@numel, XX)); y = c...

How to convert a 1xn cell array composed of 1D arrays to a higher dimensional (nested) cell array?

I think above code is the simple and easiest way to do it. You can also do it as follows: M = max(cellfun(@numel, XX)); y = c...

2 dagen ago | 0

Answered

How to change output classes for image classification in alexnet?

If the classes listed from line "front_or_left = find(imd...." in the above code are the only classes which are 24 in total then...

How to change output classes for image classification in alexnet?

If the classes listed from line "front_or_left = find(imd...." in the above code are the only classes which are 24 in total then...

3 dagen ago | 0

| accepted

Answered

Training Failed - Deep Network designer

As the error clearly states, it seems that your data contains a mixture of grayscale and RGB images, use ColorPreprocessing Name...

Training Failed - Deep Network designer

As the error clearly states, it seems that your data contains a mixture of grayscale and RGB images, use ColorPreprocessing Name...

3 dagen ago | 0

Answered

Deep Network Designer Toolbox

As the error clearly states, it seems that your data contains a mixture of grayscale and RGB images, use ColorPreprocessing Name...

Deep Network Designer Toolbox

As the error clearly states, it seems that your data contains a mixture of grayscale and RGB images, use ColorPreprocessing Name...

3 dagen ago | 0

Answered

how to reduce memory cost for transfer learning with semantic segmentation

Try reducing the mini-batch size using the 'MiniBatchSize' option of trainingOptions. If reducing the mini-batch size does not ...

how to reduce memory cost for transfer learning with semantic segmentation

Try reducing the mini-batch size using the 'MiniBatchSize' option of trainingOptions. If reducing the mini-batch size does not ...

4 dagen ago | 0

Answered

Expected input to be one of these types: double, single Instead its type was audioDeviceReader.

audioDeviceReader returns a System object, deviceReader, that reads audio samples using an audio input device in real time. You ...

Expected input to be one of these types: double, single Instead its type was audioDeviceReader.

audioDeviceReader returns a System object, deviceReader, that reads audio samples using an audio input device in real time. You ...

4 dagen ago | 0

Answered

How do I translate this equation into matlab code?

You can refer to the following resources to get started: Solve Differential Equation, Solve a System of Differential Equations, ...

How do I translate this equation into matlab code?

You can refer to the following resources to get started: Solve Differential Equation, Solve a System of Differential Equations, ...

4 dagen ago | 0

Answered

trainNetwork in MATLAB after several iterations gives error: Array dimensions being concatenated are inconsistent?

As per my knowledge, when using datastores and batchSize greater than 1 all the training samples should be of same size. The tra...

trainNetwork in MATLAB after several iterations gives error: Array dimensions being concatenated are inconsistent?

As per my knowledge, when using datastores and batchSize greater than 1 all the training samples should be of same size. The tra...

5 dagen ago | 0

Answered

Add variable as input parameter in deep learning model

You can refer to Multiple-Input and Multiple-Output Networks to create a network with multiple inputs. The following is an exam...

Add variable as input parameter in deep learning model

You can refer to Multiple-Input and Multiple-Output Networks to create a network with multiple inputs. The following is an exam...

5 dagen ago | 0

| accepted

Answered

normalization when calling fitnet

You can check it by accessing the processFcns subobject property of the network object. % Construct a function fitting neural n...

normalization when calling fitnet

You can check it by accessing the processFcns subobject property of the network object. % Construct a function fitting neural n...

5 dagen ago | 0

Answered

The output size of the last layer does not match the response size?

The issue is probably due to the format of the responses of the training data and not w.r.t the convolution filter, padding etc....

The output size of the last layer does not match the response size?

The issue is probably due to the format of the responses of the training data and not w.r.t the convolution filter, padding etc....

20 dagen ago | 0

| accepted

Answered

How to train complex [64 1] matrices in deeplearning nw

You can refer to the example: Modulation Classification with Deep Learning, specifically the pretrained network and "Transform C...

How to train complex [64 1] matrices in deeplearning nw

You can refer to the example: Modulation Classification with Deep Learning, specifically the pretrained network and "Transform C...

20 dagen ago | 0

| accepted

Answered

Trying to make a RNN for 2D signal data classification to 2D classified matrix output. Error using trainNetwork (line 165) Invalid training data. Responses must be a vector of categorical responses, or a cell array of categorical response sequences.

According to the documentation of the Input Arguments: sequences & responses of the trainNetwork function for the syntax net = t...

Trying to make a RNN for 2D signal data classification to 2D classified matrix output. Error using trainNetwork (line 165) Invalid training data. Responses must be a vector of categorical responses, or a cell array of categorical response sequences.

According to the documentation of the Input Arguments: sequences & responses of the trainNetwork function for the syntax net = t...

20 dagen ago | 0

Answered

Weight restriction during training neural network

You can create a dlnetwork and train the network using Custom Training Loop. Within the Model Gradients Function access the wei...

Weight restriction during training neural network

You can create a dlnetwork and train the network using Custom Training Loop. Within the Model Gradients Function access the wei...

21 dagen ago | 0

Answered

C-LSTM Input of 4D to predict 12X1 values

Refer to the documentation of the Input Arguments: sequences & responses of the trainNetwork function for the syntax net = tra...

C-LSTM Input of 4D to predict 12X1 values

Refer to the documentation of the Input Arguments: sequences & responses of the trainNetwork function for the syntax net = tra...

21 dagen ago | 0

Answered

How can i use CNN?

You can refer to Create Simple Deep Learning Network for Classification, Training a Model from Scratch, Get Started with Deep Le...

How can i use CNN?

You can refer to Create Simple Deep Learning Network for Classification, Training a Model from Scratch, Get Started with Deep Le...

21 dagen ago | 0

Answered

How to train semantic segmentation network to recognize one class?

For any type of classification task there should atleast two classes in general or a single class with outputs as Yes or No (Bin...

How to train semantic segmentation network to recognize one class?

For any type of classification task there should atleast two classes in general or a single class with outputs as Yes or No (Bin...

24 dagen ago | 0

Answered

Vector Scope Simulink R2020b

Starting in R2018b the Vector Scope block has been removed. You will have to use the following blocks instead: Time Scope — Vis...

Vector Scope Simulink R2020b

Starting in R2018b the Vector Scope block has been removed. You will have to use the following blocks instead: Time Scope — Vis...

25 dagen ago | 0

Answered

Simscape not in r2020a

Simscape Onramp is only available starting in MATLAB R2021a. You can download the latest version of MATLAB R2021a and access the...

Simscape not in r2020a

Simscape Onramp is only available starting in MATLAB R2021a. You can download the latest version of MATLAB R2021a and access the...

25 dagen ago | 0

Answered

Training CNN on training set with different numbers of images in the training set

You can enable ClassWeights for classificationLayer or you can also use focalLossLayer.

Training CNN on training set with different numbers of images in the training set

You can enable ClassWeights for classificationLayer or you can also use focalLossLayer.

27 dagen ago | 0

| accepted

Answered

Problem with fitceco can you help me please ?

Change line 48 to: classifier = fitcecoc(trainingFeatures,trainingLabels,'Coding','onevsall','ObservationsIn','columns') Refer...

Problem with fitceco can you help me please ?

Change line 48 to: classifier = fitcecoc(trainingFeatures,trainingLabels,'Coding','onevsall','ObservationsIn','columns') Refer...

27 dagen ago | 0

| accepted

Answered

Saving Label output using for loop

Instead of using sprintf you can save the labels into a categorical array as follows: image_folder = cd; filenames = dir(fullf...

Saving Label output using for loop

Instead of using sprintf you can save the labels into a categorical array as follows: image_folder = cd; filenames = dir(fullf...

27 dagen ago | 0

| accepted

Answered

Error using errorbar>checkSingleInput (line 264) XData must be the same size as YData. I'm trying to create error bars for the following points in x an y.

As per the syntax errorbar(x,y,neg,pos), the size of x and y should be same but in the above code ChBm and ChAn have different s...

Error using errorbar>checkSingleInput (line 264) XData must be the same size as YData. I'm trying to create error bars for the following points in x an y.

As per the syntax errorbar(x,y,neg,pos), the size of x and y should be same but in the above code ChBm and ChAn have different s...

28 dagen ago | 0

Answered

How can i fix this error?

Even though you are creating a "auds" augmentedImageDatastore object, you are not using it to train your network. Change the lin...

How can i fix this error?

Even though you are creating a "auds" augmentedImageDatastore object, you are not using it to train your network. Change the lin...

28 dagen ago | 0

Answered

Deep learning function for LiDAR and point cloud data.

You can refer to the following: Getting Started with Point Clouds Using Deep Learning, Lidar Labeling, Segmentation, and Detecti...

Deep learning function for LiDAR and point cloud data.

You can refer to the following: Getting Started with Point Clouds Using Deep Learning, Lidar Labeling, Segmentation, and Detecti...

28 dagen ago | 0

Answered

Which MATLAB course to start as a beginner with 0 knowledge.

You can get started with the MATLAB Onramp course and also refer to the following pages Getting Started with MATLAB & Get Starte...

Which MATLAB course to start as a beginner with 0 knowledge.

You can get started with the MATLAB Onramp course and also refer to the following pages Getting Started with MATLAB & Get Starte...

28 dagen ago | 0

Answered

How to disable dynamic menu items from axes

Refer to the documentation of Control Chart Interactivity and set the Visible property of the AxesToolbar object to 'off' ax = ...

How to disable dynamic menu items from axes

Refer to the documentation of Control Chart Interactivity and set the Visible property of the AxesToolbar object to 'off' ax = ...

28 dagen ago | 0

| accepted

Answered

How to plot confusion matrix for for multi classes

The above confusion matrix chart can only be obtained using the function plotconfusion(targets,outputs) which requires true labe...

How to plot confusion matrix for for multi classes

The above confusion matrix chart can only be obtained using the function plotconfusion(targets,outputs) which requires true labe...

28 dagen ago | 0

| accepted

Answered

Question about omphybweights function of the Phased Array System Toolbox

As you already know that omphybweights is introduced in the R2019b release, you cannot use it in R2018a version of MATLAB. You c...

Question about omphybweights function of the Phased Array System Toolbox

As you already know that omphybweights is introduced in the R2019b release, you cannot use it in R2018a version of MATLAB. You c...

28 dagen ago | 0

Answered

How to label on top and bottom side of the figure

You can refer to the following answer: Is it possible to plot the data and show two different scales for the same data using MAT...

How to label on top and bottom side of the figure

You can refer to the following answer: Is it possible to plot the data and show two different scales for the same data using MAT...

28 dagen ago | 0