Useful tips for everyday
Is the signal x t )= Tu t energy or power signal? The signal x(t) = t u(t) is Neither an energy signal nor a…
What is the convolution in signals and systems? Convolution is a mathematical way of combining two signals to form a third signal. It is the…
Why do we need Compressive Sensing? Compressed sensing can be used to improve image reconstruction in holography by increasing the number of voxels one can…
What is graphical convolution method? It lets the user visualize and calculate how the convolution of two functions is determined – this is ofen refered…
How is ψ pronounced? Well, I pronounce it the way that I have heard it most often which in English is “ps-ai” (in German it…
What does imaginary part mean? the imaginary part represents the frequency (and also phase some times) of the wave. Wave has two parts amplitude and…
How do you prove a matrix is invertible? We say that a square matrix is invertible if and only if the determinant is not equal…
How do you find the output of an impulse response? Given the system equation, you can find the impulse response just by feeding x[n] =…
How to create your own module in Node.js? How to create your own Node.js module. 1 1. Download & install Node.js. Download and Install Node.js…
How do I use modal pop up? To trigger the modal window, you need to use a button or a link. Then include the two…