Answered
Circular trajectory on Parrot minidrone
If the X trajectory is a sine and the Y trajectory is a cosine, that's a circle! https://www.mathopenref.com/coordparamcircle.h...

6 years ago | 0

| accepted

Answered
Custom activation functions for Deep Learning Toolbox?
Sure you can! Here is an example: https://www.mathworks.com/help/deeplearning/ug/define-custom-deep-learning-layer.html - Seba...

6 years ago | 2

Answered
Please suggest me how I can stop the charging of battery at 80% by using simulink?
If you open that switch, those 12A of constant current have no choice but to all go into the battery, so it makes sense that it ...

6 years ago | 0

Answered
How to use MATLAB open the baxter robot's cameras？
The joint commands require publishing to the topic, as it's actuators. Cameras are sensors, so they would require subscribing to...

6 years ago | 1

| accepted

Answered
Problem with the .mltbx toolbox file in Matlab 2018a
I think this is because you're trying to install this on a folder that requires admin/root access. Try moving the .mltbx file s...

6 years ago | 0

Answered
Unable to connect rotational elements to lever block in simscape
The Lever block accepts 2 Translational ports, so the Rotational ones won't directly connect. In your diagram, this means you ca...

6 years ago | 0

Answered
Simulink - Constant as an argument to a MATLAB function block
Unfortunately, this is a documented limitation: <https://www.mathworks.com/help/signal/ref/upfirdn.html#d120e192101> (expand ...

6 years ago | 0

Answered
Error in determining the root folder
If you want the name of the current folder >> folderName = pwd; If you want the name of the file containing the MATLAB s...

6 years ago | 0

Answered
What to use for Semantic Segmentation
You can start with premade neural network architectures. The following example does this with the VGG-16 architecture: <https...

6 years ago | 0

| accepted

Answered
Defining time on Ev3 Robot in matlab
If you're using the MATLAB - LEGO interface, then you're not really deploying any code, right? If so, then I would recommend usi...

6 years ago | 0

Answered
Measurement data as source for Simulink model
Try a "From Workspace" block: <https://www.mathworks.com/help/simulink/slref/fromworkspace.html> Or in general, you can e...

6 years ago | 0

Answered
Is it possible to pass outputs from one model to be the inputs of another model using simulink?
You could try model referencing to connect these two models inside one bigger "parent" model. It's a very common thing when you ...

6 years ago | 1

| accepted

Answered
please what are the names of the different types of neural network available in matlab?
There are for sure Convolutional and Recurrent Neural Networks in release 2018b of MATLAB. * Convolutional: <https://www.math...

6 years ago | 0

Answered
This function does not fully set the dimensions of output port 2 error in matlab?
Hi Najmeh Eskandari, I would highly recommend running this code in MATLAB and debugging it yourself. I just did the same and ...

6 years ago | 0

| accepted

Answered
i made a quarter car suspension using simulink . but the output is always 0. why? i need help!
You either need a forcing function or some nonzero initial conditions in the Integrator blocks... otherwise, you should expect t...

6 years ago | 1

| accepted

Answered
Converting double array to struct array for generalized inverse kinematics
Instead of converting back and forth, it's easier to stick to a consistent format -- either all structs or all numeric. If yo...

6 years ago | 0

Answered
show command from robotics
Yes -- you have to disable the |PreservePlot| property as follows: show(robot,qWaypoints(k,:)','PreservePlot',false); - ...

6 years ago | 0

Answered
How can i send image using UDP in Matlab code ?
If you have Instrument Control Toolbox, you can use this functionality: <https://www.mathworks.com/help/instrument/tcp-ip-and...

6 years ago | 0

| accepted

Answered
how to create topic ?
With |rospublisher|: <https://www.mathworks.com/help/robotics/ref/robotics.publisher.html> - Sebastian

6 years ago | 2

Answered
Why should I choose matlab deep learning toolbox over other opensource frameworks like caffe, onnx, pytorch, torch etc?
This is a fun and tough question... *DISCLAIMER: Even though I currently work at MathWorks, I am answering with my personal o...

6 years ago | 22

Answered
import robot as a rigidbody tree from simscape model
Actually, if you look at the Robotics System Toolbox release notes, the ability to use |importrobot| on a model is only out in R...

6 years ago | 1

| accepted

Answered
simscape diode behaviour incorrect?
I see -- yeah, the autoscaling can be a bit misleading at times. Thanks for confirming! Diode models in Simscape have an "off...

6 years ago | 0

| accepted

Answered
Trouble Coding Kinematics Problem
You probably want to convert from degrees to radians, since the |sin| and |cos| functions accept radians. That, or you can us...

6 years ago | 0

| accepted

Answered
Plotting quadratic f(t) = t^3
Yes. % 1001 samples from -2pi to 2pi t = linspace(-2*pi, 2*pi, 1001); % Element-wise multiplication f = t.^3; ...

6 years ago | 1

| accepted

Answered
How do I import XACRO files as Rigid Body Trees in Robotics System Toolbox?
You can use the ROS |xacro| utility to convert your XACRO files to URDF before importing into MATLAB. In a ROS enabled termin...

6 years ago | 2

| accepted

Question

How do I import XACRO files as Rigid Body Trees in Robotics System Toolbox?
I am trying to import a robot description model from a XACRO file as a Rigid Body Tree from Robotics System Toolbox. robot ...

6 years ago | 1 answer | 0

1

answer

Answered
How can i use color image segmentation using threshold base edge detection improving through weiner filter and hormonic filter?
Hi Muhammad, Without knowing the exact problem you're facing, here are some general resources to help you get started. * ...

6 years ago | 0

| accepted

Answered
How can I choose spring stiffness and damping coefficient of the motor for walking robot?
The email answer here for reference, in case others run into this question: There are actually two sources of stiffness and d...

6 years ago | 0

Answered
Linearization problem in Simulink
Do you also have the "Known" checkbox enabled in the "Inputs" tab? Because if so, you should uncheck either that one or the outp...

6 years ago | 0

| accepted

Answered
How to limit the revolute joint
The solution you presented is correct -- if you use the Simscape Multibody Multiphysics Library, you can apply a penalty torque ...

6 years ago | 1