Published

PID Control Made Easy
Today I introduce guest blogger Arkadiy Turevskiy to share some new features in R2009b: the PID Controller Blocks in...

16 years ago

Published

Round-off Error
Loren recently posted a simple example of how single-threaded computations might produce different results from...

16 years ago

Published

Floating-Point Numbers
Numeric simulation is all about the numbers. In a previous post, I talked about integer and fixed-point number...

16 years ago

Published

Back-Seat Driver: Simulink Tips for Efficient Model Navigation
Does this ever happen to you? You are sitting in a meeting looking up at the projected image of your coworker’s computer...

16 years ago

Published

Generated Code for Variable Size Signals
Aarti recently posted about Variable Size Signals in Simulink. Han responded with this comment: Aarti, I would be...

16 years ago

Published

STEM Educational Initiative Signing, and Robotics Competitions
It is not every day that I attend a speech by political leaders of the Commonwealth of Massachusetts. Governor Patrick...

16 years ago

Published

Radar Tracking in Simulink: Variable Size Signals
This week I welcome guest blogger Aarti Ramani to talk about a long requested feature, variable size signals in...

16 years ago

Published

MathWorks Hosts EcoCAR
Recently, when I arrived at work, I found this parked on the lawn: This is the EcoCAR from the EcoCAR Challenge....

16 years ago

Published

Custom Components in Physical Models
This week I want to introduce guest blogger Steve Miller to talk about the Simscape language. Introduction to the...

16 years ago

Published

How do I test for NaN in Simulink R2009b? (NEW!)
Back in February 2009 I posted about how to test for NaN in Simulink. The approach I talked about was more of...

16 years ago

Published

New Stuff – Simulink R2009b
Last week the MathWorks released the R2009b family of products. There are many new capabilities in the latest release and...

16 years ago

Published

BEEP, Simulink versus MATLAB
Did you ever notice that a BEEP in Simulink means something different from a BEEP in MATLAB? BEEP, What BEEP? What...

16 years ago

Published

A Better If-Else Construct
In a previous post, I answered a question about how to model an If-Else behavior. Here I will restate the...

16 years ago

Published

How Many Blocks are in that Model?
My colleague Sam and I wanted to find an example model with about 10,000 blocks. I suggested the HL-20 model from the...

16 years ago

Published

Better Bus Modeling (How to remove Bus/Mux confusion)
Earlier this week, Guy and I were discussing the sometimes-strange behavior of mux and bus signals. Sometimes people find...

16 years ago

Published

Refining the Output of a Simulation
Today I am pleased to share a post from regular guest blogger, Guy Rouleau. Enjoy! I often use Simulink to model...

16 years ago

Published

My Mental Model of a Model
When you are new to something, it always helps to get a mental picture of how that something works. Since I learned...

16 years ago

Published

Sneak Peek At The Next Release!
Many people talk about the anticipation of the next iPhone, Kindle or some must-have techno gadget. I am looking forward to...

16 years ago

Published

The If-Else Construct in Models
Balaji Kalluri asked a question in the comments of a post about the MUX block. Balaji asked: Hi All I would be...

17 years ago

Published

Robotic Arm Models and Repairing Hubble
As you may know, Space Shuttle Atlantis is about to return this weekend from man’s last visit to the Hubble Telescope. ...

17 years ago

Published

What does Model-Based Design mean to you?
I stumbled upon a blog post over at The Green Garage where they interviewed a couple of my colleagues, Paul Smith and Shaun...

17 years ago

Published

Pick of the week: Customizing Simulink
This week I am borrowing the Pick of the Week blog format pioneered by Scott and Doug and carried on by the three amigos:...

17 years ago

Published

S-functions, Bus Signals, and Missing Documentation
This almost never happens, but today I get to share with you an undocumented Simulink capability! In R2009a the S-function...

17 years ago

Published

Spring 2009 MATLAB Contest: Data Visualization
The Spring MATLAB programming contest has just begun. This contest is different from contests in the past, so I...

17 years ago

Published

Parallel Computing with Simulink: Model Reference Builds
Have you seen the MATLAB Channel on YouTube?? I like the way you can express an idea using video, describe how things...

17 years ago

Published

My Favorite New Feature in R2009a: SimState
I am so excited about saving and restoring the simulation state in Simulink. This is my favorite feature of...

17 years ago

Published

New Release – Simulink R2009a
Continuing the semi-annual tradition, I am excited to announce the latest release of MATLAB and Simulink, R2009a. Check...

17 years ago

Published

Models Inspired by Real Life
Often models are the predecessor to a real-life device; however, sometimes a device inspires the model. In the 1980s, there...

17 years ago

Published

Modeling Mechanical Systems: The Double Pendulum
Do you ever have to model mechanical systems? Mechanical systems consist of bodies, joints, and force elements like...

17 years ago

Published

Where Does That Variable Come From?
Most Simulink models use workspace variable to define the important parameters. For example, setting the gain value to K...

17 years ago