Discrete Fourier Transform
Intermediate
Article / Blog
Theory
The discrete Fourier transform, or DFT, is the primary tool of digital signal processing. The foundation of the product is the fast Fourier transform (FFT), a method for computing the DFT...
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Introducing Feedback Control to Middle and High School STEM Students, Part 1...
60 min
Intermediate
Article / Blog
Demonstration
This paper was presented at the 2019 IFAC Advances on Control Education Conference (IFAC-ACE), Philadelphia, PA, USA, July 7-9, 2019, and is in the conference proceedings. This paper aims at...
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Introduction to Noise Filtering
20 min
Intermediate
Article / Blog
Application
Introduction to filtering - moving average, first-order, anti-aliasing, set point softening
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Kalman Filter Design
30 min
Intermediate
Article / Blog
Application
This example shows how to perform Kalman filtering. Both a steady state filter and a time varying filter are designed and simulated.
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Introducing Feedback Control to Middle and High School STEM Students, Part 2...
60 min
Intermediate
Article / Blog
Demonstration
This paper was presented at the 2019 IFAC Advances on Control Education Conference (IFAC-ACE), Philadelphia, PA, USA, July 7-9, 2019, and is in the conference proceedings. This paper aims at...
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Using the Reinforcement Learning Toolbox™ to Balance an Inverted Pendulum
30 min
Intermediate
Article / Blog
Application
Reinforcement learning (RL) is a subset of Machine Learning that uses dynamic data, not static data like unsupervised learning or supervised learning. Reinforcement learning is used in many...
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MATLAB Function: phased.MVDRBeamformer
Intermediate
Article / Blog
Application
The phased.MVDRBeamformer System object™ implements a narrowband minimum-variance distortionless-response (MVDR) beamformer. The MVDR beamformer is also called the Capon beamformer. An MVDR...
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Road Sign Detection using Transfer Learning on RetinaNet
15 min
Intermediate
Article / Blog
Application
This blog outlines a number of open-source resources for transfer learning that are worthy of exploring, ands show the result of using transfer learning on RetinaNet to develop a road sign...
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Algorithms to Antenna: Increasing Angular Resolution Using MIMO Radar
Intermediate
Article / Blog
Theory
Articles in Microwaves & RF that talks about how forming virtual arrays with multiple-input, multiple-output waveforms makes it possible to generate more focused beam patterns.
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Using Simscape™ to Model a Quanser QUBE-Servo 2 with Friction
15 min
Intermediate
Article / Blog
Theory
Modelling a DC servomotor is one of the common examples used in control system textbooks and courses. Given that so many systems use DC motors, e.g. robot manipulator arms, it’s an important...
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MIMO Radar: TI Application Report
Intermediate
Article / Blog
Theory
MIMO radar is a key technology in improving the angle resolution (spatial resolution) of mmwave-radars. This article introduces the basic principles of the MIMO-radar and the different...
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Nonlinear Model Identification
Intermediate
Article / Blog
Application
Mathwork overview page describing nonlinear model identification. Use nonlinear model identification when a linear model does not completely capture your system dynamics. You can identify...
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TCLab PID Control
60 min
Intermediate
Article / Blog
Application
Implement a PID controller on the Temperature Control Lab hardware to drive the temperature from room temperature to 60 degrees C. This resource lets you attempt the design yourself first...
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Thoughts on Furthering the Control Education of Practicing Engineers
60 min
Intermediate
Article / Blog
Demonstration
This paper was presented at the 2019 IFAC Advances on Control Education Conference (IFAC-ACE), Philadelphia, PA, USA, July 7-9, 2019, and is in the conference proceedings. This paper aims to...
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Integral Wind-Up and Solution
Intermediate
Article / Blog
Application
What is integral wind-up and how velocity mode solves it.
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MATLAB Command: lqr
Intermediate
Article / Blog
Application
MATLAB command documentation for the Linear-Quadratic Regulator (lqr) function.
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MATLAB Documentation page: nlarx command
Intermediate
Article / Blog
Application
This is the Mathworks documentation page for the nlarx MATLAB command.
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Nonlinear Control Output Signal Characterization
15 min
Intermediate
Article / Blog
Application
If the process gain makes large changes over the operating range, then tuning PID (or other linear) controllers is difficult. If tuned for one region, the controller is undesirably sluggish...
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Measurements, Transmission Signals, and Issues
45 min
Intermediate
Article / Blog
Application
This is an introduction to scaled information transmission signals (for example 4-20 mA, 3-15 psig, etc.), the actual sensed signals (like using orifice dP to infer flow rate, or temperature...
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Cascade Control
30 min
Intermediate
Article / Blog
Application
What is Cascade Control and why use it?
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What is Residual Analysis?
Intermediate
Article / Blog
Theory
Residuals are differences between the one-step-predicted output from the model and the measured output from the validation data set. Thus, residuals represent the portion of the validation...
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Bumpless Transfer and Tuning
15 min
Intermediate
Article / Blog
Application
Switching from MAN to AUTO mode or LOCAL to CASCADE or changing the controller integral time should not cause a change in the controller output, a bump. But a primitive coding of the PID...
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A Statistical Noise Filter
20 min
Intermediate
Article / Blog
Application
A noise filter that uses Statistical Process Control (SPC) techniques to temper tampering
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MATLAB Documentation page: idLinear mapping object
Intermediate
Article / Blog
Application
This is the Mathworks documentation page for the idLinear mapping object.
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Orifice Calibration
15 min
Intermediate
Article / Blog
Application
The ISO method for orifice design and calibration is grounded in the ideal square-root relation between pressure drop and flow rate, specifies the in-pipe structure for an orifice, and...
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