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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...

presque 6 ans il y a | 0

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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...

presque 6 ans il y a | 2

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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 ...

presque 6 ans il y a | 0

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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...

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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...

presque 6 ans il y a | 0

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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...

environ 6 ans il y a | 0

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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 ...

environ 6 ans il y a | 0

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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...

environ 6 ans il y a | 0

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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...

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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...

environ 6 ans il y a | 0

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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...

environ 6 ans il y a | 0

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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 ...

environ 6 ans il y a | 1

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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...

environ 6 ans il y a | 0

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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 ...

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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...

environ 6 ans il y a | 1

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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...

environ 6 ans il y a | 0

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

environ 6 ans il y a | 0

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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...

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

environ 6 ans il y a | 2

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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...

environ 6 ans il y a | 22

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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...

environ 6 ans il y a | 1

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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...

environ 6 ans il y a | 0

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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...

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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; ...

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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...

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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 ...

environ 6 ans il y a | 1 réponse | 0

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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. * ...

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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...

environ 6 ans il y a | 0

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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...

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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 ...

environ 6 ans il y a | 1

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