Useful tips for everyday
How do you know if a 2d matrix is a separable filter? If the filter is separable, all energy is in the first singular value.…
Is Kalman filter an algorithm? Kalman filtering is an algorithm that provides estimates of some unknown variables given the measurements observed over time. Kalman filters…
How do FM synths work? FM synthesis uses a modulator oscillator and a sine wave carrier oscillator. The modulator oscillator modulates the frequency of the…
Can a FIR filter be used regardless of the cut off frequency? So assuming the impulse response has a constant decay rate, shouldn’t an FIR…
What is the difference between digital signal discrete signal and continuous signal? A discrete time signal which is not quantized can take any value in…
What is the DC term in Fourier series? The constant term A0 is sometimes called the DC term, where “DC” stands for “direct current,” a…
What is the roll-off rate of 2nd order band pass filter? This means that: one-pole (first-order) filter has a roll-off of -20 dB/decade; two-pole (second-order)…
Which filter has a magnitude frequency response? Which filter has a magnitude frequency response as shown in the plot given below? Explanation: In the magnitude…
Why do we need CSS classes for fields in Drupal? Implementing any type of modular CSS requires fine grain control over classes in your HTML.…
How do you create a good URL? 7 Tips for Creating a Good URL Structure Always edit a page’s URL to be relevant. Follow a…