Answered

Groundtruths in StopSigns Example Has 27 Images detected & The root Folder Contains 40

why MATLAB StopSign Example has 40 images in the root folder and in the ground truths there is a 27x2 table being detected? The...

Groundtruths in StopSigns Example Has 27 Images detected & The root Folder Contains 40

why MATLAB StopSign Example has 40 images in the root folder and in the ground truths there is a 27x2 table being detected? The...

2 years ago | 0

Answered

Conflict between native and toolbox function

You can add the path where the scroll.m file is located to the MATLAB search path permanently by using savepath function. Then M...

Conflict between native and toolbox function

You can add the path where the scroll.m file is located to the MATLAB search path permanently by using savepath function. Then M...

2 years ago | 0

| accepted

Answered

sound will not play Mac Matlab 2018b

The issue is most likey due to having multiple user-defined sound.m files. Replace sound(signal, fs) with the following code p...

sound will not play Mac Matlab 2018b

The issue is most likey due to having multiple user-defined sound.m files. Replace sound(signal, fs) with the following code p...

2 years ago | 0

| accepted

Answered

Random sampling with imposed condition

I assume you want the samples to be generated from a uniform distribution in the range from 0 to 20. You could use the reductio...

Random sampling with imposed condition

I assume you want the samples to be generated from a uniform distribution in the range from 0 to 20. You could use the reductio...

2 years ago | 0

Answered

Does Matlab support Deployment YOLO V2 to Raspi Pi 3

Yes, Raspberry Pi 3 Model B and Raspberry Pi 3 Model B+ are supported by MATLAB. Refer here for all the supported Raspberry Pi ...

Does Matlab support Deployment YOLO V2 to Raspi Pi 3

Yes, Raspberry Pi 3 Model B and Raspberry Pi 3 Model B+ are supported by MATLAB. Refer here for all the supported Raspberry Pi ...

2 years ago | 0

Answered

non maximum suppression boxes display

I assume you would like to see all the bounding boxes from the output of the R-CNN Object detector. For this, you could give th...

non maximum suppression boxes display

I assume you would like to see all the bounding boxes from the output of the R-CNN Object detector. For this, you could give th...

2 years ago | 0

Answered

Extracting data from external file

The NorfolkMonMeanTemp.dat seems a matrix with 3 columns. The questions like extracting the monthly mean for a particular mont...

Extracting data from external file

The NorfolkMonMeanTemp.dat seems a matrix with 3 columns. The questions like extracting the monthly mean for a particular mont...

2 years ago | 0

Answered

Undefined function 'piecewise' for input arguments of type 'double'. or 'Conversion to logical from sym is not possible.' errors

The logical operator && is a short-circuit operator which means the second operand is only evaluated when the result is not full...

Undefined function 'piecewise' for input arguments of type 'double'. or 'Conversion to logical from sym is not possible.' errors

The logical operator && is a short-circuit operator which means the second operand is only evaluated when the result is not full...

2 years ago | 0

Answered

What method does SLAM use for localization?

lidarSLAM is a graph-based SLAM implementation. The lidar scans map the environment and are correlated between each other to bui...

What method does SLAM use for localization?

lidarSLAM is a graph-based SLAM implementation. The lidar scans map the environment and are correlated between each other to bui...

2 years ago | 1

Answered

Angle indication with lidarSlam

I understand that the Map is already known to the robot. lidarSlam object helps in building the Map by performing localization ...

Angle indication with lidarSlam

I understand that the Map is already known to the robot. lidarSlam object helps in building the Map by performing localization ...

2 years ago | 1

Answered

output coordinates with conv2

I assume you want to find the output size after 2D convolution with an argument as ‘valid’. In the case where S = conv2(S1, S...

output coordinates with conv2

I assume you want to find the output size after 2D convolution with an argument as ‘valid’. In the case where S = conv2(S1, S...

2 years ago | 2

| accepted

Answered

How to make a 1D become 2D and create a contourf plot

You could use meshgrid which returns the 2-D grid coordinates contained in the vectors time and height. [timeX,heightY] = meshg...

How to make a 1D become 2D and create a contourf plot

You could use meshgrid which returns the 2-D grid coordinates contained in the vectors time and height. [timeX,heightY] = meshg...

2 years ago | 0

| accepted

Answered

Adjusting zticks and xticks position for bar plot

You can try rotating the labels of the overlapping axes. Refer xtickangle for more information.

Adjusting zticks and xticks position for bar plot

You can try rotating the labels of the overlapping axes. Refer xtickangle for more information.

2 years ago | 0

Answered

Plotting EEG 36 channel data using code

You can use pwelch for finding the power spectral density of the signal. For example, pwelch(x,250*30, [],[],250); where x ...

Plotting EEG 36 channel data using code

You can use pwelch for finding the power spectral density of the signal. For example, pwelch(x,250*30, [],[],250); where x ...

2 years ago | 0

Answered

Recognising/classify segmented objects in RGB image

Hello, The following sample code will extract the segment of image that you could use for classification. Here I assumed you w...

Recognising/classify segmented objects in RGB image

Hello, The following sample code will extract the segment of image that you could use for classification. Here I assumed you w...

2 years ago | 0

| accepted

Answered

AppDesigner future question: Menu Bar and Context Menus

Hello, Menu Bar is currently available in app designer. Please refer the following link for the available components in the co...

AppDesigner future question: Menu Bar and Context Menus

Hello, Menu Bar is currently available in app designer. Please refer the following link for the available components in the co...

2 years ago | 1

| accepted

Answered

is there any way to use a bmp file with PRM to find path planning route

The .bmp file can be first converted into a binaryOccupancyMap. This map can be used as an input to the mobileRobotPRM function ...

is there any way to use a bmp file with PRM to find path planning route

The .bmp file can be first converted into a binaryOccupancyMap. This map can be used as an input to the mobileRobotPRM function ...

2 years ago | 1

Answered

Connection to Thomson Reuter Eikon to download information on prices and interest rates

The following example will be helpful.

Connection to Thomson Reuter Eikon to download information on prices and interest rates

The following example will be helpful.

2 years ago | 0

Answered

How do you change the local location of the MATLAB Drive folder?

Refer the instructions in the following MATLAB Answer. https://in.mathworks.com/matlabcentral/answers/378069-matlab-drive-canno...

How do you change the local location of the MATLAB Drive folder?

Refer the instructions in the following MATLAB Answer. https://in.mathworks.com/matlabcentral/answers/378069-matlab-drive-canno...

2 years ago | 1

| accepted

Answered

Decimate signal that contains NANs

I understand you want to decimate signals that contain NaN. I assume you would like to decimate a signal by a factor r if it co...

Decimate signal that contains NANs

I understand you want to decimate signals that contain NaN. I assume you would like to decimate a signal by a factor r if it co...

2 years ago | 0

Answered

i collected data from a spectrum analyzer and it saved as a .mat file. I confirmed that the signals I collected are baseband signals. Do I still need to create a .bb format file from this data? How is the .mat file different from the .bb file?

It is not mandatory to save base band signal in the .bb format. comm.BasebandFileWriter object store the base band signals in ...

i collected data from a spectrum analyzer and it saved as a .mat file. I confirmed that the signals I collected are baseband signals. Do I still need to create a .bb format file from this data? How is the .mat file different from the .bb file?

It is not mandatory to save base band signal in the .bb format. comm.BasebandFileWriter object store the base band signals in ...

2 years ago | 0

Answered

how to add a FeedForward layer after my LSTM layer

You could add desired layers after your LSTM network layer by specifying them as columns in the layers array. Consider an examp...

how to add a FeedForward layer after my LSTM layer

You could add desired layers after your LSTM network layer by specifying them as columns in the layers array. Consider an examp...

2 years ago | 0

Answered

Drop-down icon in matlab app designer

Hello, The position of drop-down menus does not affect its functionality. I understand you would like to add two drop-down men...

Drop-down icon in matlab app designer

Hello, The position of drop-down menus does not affect its functionality. I understand you would like to add two drop-down men...

2 years ago | 1

| accepted

Answered

Using subs on contents of a cell

You can substitute I1 with I_val and I2 with I_val seperately. I = subs(cell2sym(I),I1,I_val); But once you do substitution w...

Using subs on contents of a cell

You can substitute I1 with I_val and I2 with I_val seperately. I = subs(cell2sym(I),I1,I_val); But once you do substitution w...

2 years ago | 0

| accepted

Answered

how can I silently uninstall MatLab R2017

Hi, The following link will be useful. https://in.mathworks.com/matlabcentral/answers/100721-how-do-i-use-the-silent-uninstall...

how can I silently uninstall MatLab R2017

Hi, The following link will be useful. https://in.mathworks.com/matlabcentral/answers/100721-how-do-i-use-the-silent-uninstall...

2 years ago | 0

| accepted

Answered

How can I genereate only one h file?

Hello, You can have a single header file modelname.h as codegen output by setting the File packaging format in Simulink Model C...

How can I genereate only one h file?

Hello, You can have a single header file modelname.h as codegen output by setting the File packaging format in Simulink Model C...

2 years ago | 0

Answered

Expressing a matrix with parameters and letters

Define the variables F1, F2, and F3 as symbolic variables. syms F1, F2, F3 B = inv(A); b = [0 F1 0 F2 0 F3 0 0 0 ]’; x = B*b...

Expressing a matrix with parameters and letters

Define the variables F1, F2, and F3 as symbolic variables. syms F1, F2, F3 B = inv(A); b = [0 F1 0 F2 0 F3 0 0 0 ]’; x = B*b...

2 years ago | 1

| accepted

Answered

Histogram with different sized bins and edges to illustrate wave periods

The following code will plot the above bar graph waveperiods = (9:21); observations = [1 5 14 22 28 5 6 2 1 0 1 0 0]; groups ...

Histogram with different sized bins and edges to illustrate wave periods

The following code will plot the above bar graph waveperiods = (9:21); observations = [1 5 14 22 28 5 6 2 1 0 1 0 0]; groups ...

2 years ago | 0

| accepted

Answered

Unable to play audio because no audio outputs were found

If you just want to play the music in MATLAB Online, you could use ‘sound’ instead. But it will have lesser capabilities compare...

Unable to play audio because no audio outputs were found

If you just want to play the music in MATLAB Online, you could use ‘sound’ instead. But it will have lesser capabilities compare...

2 years ago | 0

| accepted

Answered

finding sub sequences of a data set

I assume you want to extract a sub-vector of length 30 from each row. But the total length of the column is 129 which is not div...

finding sub sequences of a data set

I assume you want to extract a sub-vector of length 30 from each row. But the total length of the column is 129 which is not div...

2 years ago | 0