Rolando Purdy, articles - page 21

What is energy in image processing?
The term energy describes the local change of a certain quality of the image. An example of quality would be brightness or intensity. Energy is specif...
I want to plot a gaussian pulse in MATLAB in the frequency domain, with its centre at the highest value
How to plot Gaussian pulse in Matlab?How do you represent a signal in the frequency domain in Matlab?How do you create a pulse signal in Matlab?How d...
Why isn't bilateral filtering shift-invariant?
What is a shift invariant filter?Is median filtering shift invariant?What is the purpose of bilateral filter?Is bilateral filter a Gaussian filter? ...
Term for integral multiples of fundamental period?
What are integral multiples of a fundamental frequency?Which has frequencies that are multiples of the fundamental frequency?What do you mean by harm...
Removing step-function like noise from signal, knowing when the step functions occur
How will you obtain a given function from unit step signal?What does step function change mean?What is step function in control system?What is step f...
FFT Heart Rate Monitor on Arduino
How does MAX30100 work?How does Arduino calculate heart rate?How does MAX30102 measure heart rate?How to use MAX30100 with Arduino? How does MAX3010...
Pole-zeros of a real-valued causal FIR system
How do you know if a system is pole zero plot causal?What is pole and zero in control system? How do you know if a system is pole zero plot causal?I...
Encoding YUV Color Space with Positive Numbers
How does YUV color coding work?What color space is YUV?Why use YUV instead of RGB?What are the three channels of information in the YUV color space? ...
Measure resonant frequencies from system output data
Which instrument is used to measure resonance?How do you measure the resonant frequency of an RLC network?How do you calculate resonant frequencies i...