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Question on Simulink Callback Scope
Interesting... 1. The model workspace can be a MAT-file, but also a MATLAB file. Based on your description, this seems like w...
Question on Simulink Callback Scope
Interesting... 1. The model workspace can be a MAT-file, but also a MATLAB file. Based on your description, this seems like w...
14年弱 前 | 1
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Optimization - Evaluation of cost function requires the cost functions value at the last iteration
As far as I know, the cost function of any optimization problem should not depend on previous iterations.
Optimization - Evaluation of cost function requires the cost functions value at the last iteration
As far as I know, the cost function of any optimization problem should not depend on previous iterations.
14年弱 前 | 0
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Welcome Simulink R2012b!
We are happy to announce that MATLAB R2012b is released today! You will notice that the interfaces for the MATLAB desktop...
14年弱 前
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Dynamically Sized Inputs and Outputs
Give a look at this post about creating variable size signals and s-function: http://blogs.mathworks.com/seth/2011/06/28/vari...
Dynamically Sized Inputs and Outputs
Give a look at this post about creating variable size signals and s-function: http://blogs.mathworks.com/seth/2011/06/28/vari...
14年弱 前 | 0
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Simulink Debugger: Monitoring Variable Step Solver Performance
A few months ago I introduced my favorite command to analyze the performance of a variable-step solver. This week, I will...
14年弱 前
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Running a Simulation Step by Step
As you probably know, when you simulate a model, there is a lot of stuff going on that you do not see. Yesterday I showed...
14年弱 前
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Sneak Peek: Discover the New Look and Feel of Simulink R2012b
One of the benefits of working at MathWorks is seeing and working with the next release of MATLAB and Simulink before they...
約14年 前
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Variant subystems with mixed discrete/continuous?
I would be surprised if this is because of the derivative block. Usually, inactive variant should completely disappear. - Ens...
Variant subystems with mixed discrete/continuous?
I would be surprised if this is because of the derivative block. Usually, inactive variant should completely disappear. - Ens...
約14年 前 | 0
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Upgrading Simulink Libraries with Forwarding Tables and Transformation Functions
If you create and maintain Simulink libraries used in many models, or by many people, I think you will like this R2012a new...
約14年 前
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Breaking up a Stateflow Chart for Collaborative Development
This week I have been experimenting with a feature released in R2010b that I have not used before: Stateflow Atomic...
約14年 前
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My First Debugging Steps
Seth sometimes tells me: Grab the low hanging fruit. When debugging Simulink models, this means looking at the information...
約14年 前
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Is it possible to pass a parameter which represents the "sampleTime" at a 2-Level S-function?
IT should be possible to do something like: block.SampleTimes = [block.DialogPrm(1).data 0]; to set the sample from a para...
Is it possible to pass a parameter which represents the "sampleTime" at a 2-Level S-function?
IT should be possible to do something like: block.SampleTimes = [block.DialogPrm(1).data 0]; to set the sample from a para...
約14年 前 | 3
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Why do we need Stiff ODE Solvers?
I hope you have noticed the new MATLAB Central blog: Cleve's Corner. Cleve once said "stiffness is an efficiency issue." ...
約14年 前
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simscape/simelectronics stepper motor model not compatible with fuzzy logic controller?
As the error says... I recommend looking at the Subsystems Examples. More specificaly, give a look as "sl_subsys_semantics.md...
simscape/simelectronics stepper motor model not compatible with fuzzy logic controller?
As the error says... I recommend looking at the Subsystems Examples. More specificaly, give a look as "sl_subsys_semantics.md...
約14年 前 | 0
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Doubt regrading input as the Acceleration, Velocity and Position to get the desired position i.e. Angle for E.Motor
No sure I understand. Typically, you should have transfer function representing the dynamics of the motor (Input = Volt, Outp...
Doubt regrading input as the Acceleration, Velocity and Position to get the desired position i.e. Angle for E.Motor
No sure I understand. Typically, you should have transfer function representing the dynamics of the motor (Input = Volt, Outp...
約14年 前 | 2
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Creating Your Own Block With Continuous States (MATLAB S-Function)
In a previous post, I showed an example of a MATLAB S-Function with a discrete state This week, we continue in the same...
約14年 前
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Modelling of Robot contact with object
You have 2 options: 1. You can model only the arm (no wall in SimMechanics). Use a Body sensor to get the pose of the EE in S...
Modelling of Robot contact with object
You have 2 options: 1. You can model only the arm (no wall in SimMechanics). Use a Body sensor to get the pose of the EE in S...
約14年 前 | 1
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Simulink Student Challenge – Targeting Hardware: Win up to $500!
One of my favorite feature in R2012a is the Simulink Support for Target Hardware. Personally, I use it for many purposes....
約14年 前
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Writing a TLC file
I would start with the documentation page "Inlining S-Functions with TLC": http://www.mathworks.com/help/toolbox/rtw/tlc/bqlc...
Writing a TLC file
I would start with the documentation page "Inlining S-Functions with TLC": http://www.mathworks.com/help/toolbox/rtw/tlc/bqlc...
約14年 前 | 0
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Writing your own block with discrete states (MATLAB S-Function)
A few weeks ago, I noticed the following question on MATLAB Answers by K E: What are continuous and discrete states in...
約14年 前
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Loading a Simhydraulic Motor
The doc statement means that the Hydraulic motor itself does not include loads such mass spring and damping. This means that ...
Loading a Simhydraulic Motor
The doc statement means that the Hydraulic motor itself does not include loads such mass spring and damping. This means that ...
約14年 前 | 1
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Single-acting hydraulic cylinder for modeling a fuel regulator system in Simulink
It is very hard to determine a solution with those details. My feeling is that the problem is not with the solver, but with h...
Single-acting hydraulic cylinder for modeling a fuel regulator system in Simulink
It is very hard to determine a solution with those details. My feeling is that the problem is not with the solver, but with h...
約14年 前 | 1
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Pneumatic gas transportation system
What you mention is surprising. If you connect in series a reference, pressure source, an orifice (or pipe) and a reference, the...
Pneumatic gas transportation system
What you mention is surprising. If you connect in series a reference, pressure source, an orifice (or pipe) and a reference, the...
約14年 前 | 0
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THE Most Useful Command for Debugging Variable Step Solver Performance
Today I want to share a trick I often use to determine if a variable step simulation runs as fast as it...
約14年 前
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Tool for showing difference b/w two simulink model
Simulink Report Generator offers this functionality: http://www.mathworks.com/products/SL_reportgenerator/ See the documen...
Tool for showing difference b/w two simulink model
Simulink Report Generator offers this functionality: http://www.mathworks.com/products/SL_reportgenerator/ See the documen...
約14年 前 | 3
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Running simmechanics in discerete mode
SimMechanics requires a continuous solver. The solver can be variable or fixed step. The fixed-step solver closest to discret...
Running simmechanics in discerete mode
SimMechanics requires a continuous solver. The solver can be variable or fixed step. The fixed-step solver closest to discret...
約14年 前 | 2
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Simulink - Change continuous state value at a given time point
If you want to generate a "jump" in your continuous state, you must reset the block. This can be done in many ways. For example ...
Simulink - Change continuous state value at a given time point
If you want to generate a "jump" in your continuous state, you must reset the block. This can be done in many ways. For example ...
約14年 前 | 0
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Time values must be monotonically increasing error
Ensure you re 100% sure the value are increasing, for example by validating that each element of "diff(t)" is positive. If th...
Time values must be monotonically increasing error
Ensure you re 100% sure the value are increasing, for example by validating that each element of "diff(t)" is positive. If th...
約14年 前 | 1
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Goto/From connections cannot cross nonvirtual subsystem boundaries. The only exception is when a goto is connected to a state output port
The error message is clear... don't place GoTo block inside the triggered subsystem and corresponding From block outside. Use...
Goto/From connections cannot cross nonvirtual subsystem boundaries. The only exception is when a goto is connected to a state output port
The error message is clear... don't place GoTo block inside the triggered subsystem and corresponding From block outside. Use...
約14年 前 | 3
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How to make your own blocks with code! (Introduction to S-Functions)
I have to admit... before joining MathWorks, I was afraid of S-Functions. Now this makes me laugh, because I know that...
約14年 前
