Useful tips for everyday
What is constant k high pass filter? High pass filter: Like all high pass filters, the constant k high pass filter enables those frequencies above…
Is binary A black and white image? Binary images are images whose pixels have only two possible intensity values. They are normally displayed as black…
How does the Sobel operator work? The Sobel filter is used for edge detection. It works by calculating the gradient of image intensity at each…
What are fast Fourier transforms used for? The “Fast Fourier Transform” (FFT) is an important measurement method in the science of audio and acoustics measurement.…
Do HDR pictures require more than one exposure? When taking photos to create an HDR, you can take as many as you want. Even a…
What is the purpose of bandpass filtering on a POTS line? Bandpass filters are widely used in wireless transmitters and receivers. The main function of…
Do humans hear logarithmically? Human ears can detect an incredibly wide range of sounds. We measure sound intensity on a logarithmic base 10 scale, which…
What is the signal-to-noise ratio formula? So, if your SNR measurements are already in decibel form, then you can subtract the noise quantity from the…
What is the value of unit step function at 0? We do not define u(t) at t = 0. Rather, at t = 0 we…
How do I put links in tooltip? To create a Tooltip with a link: On the Tooltips page click Create New Tooltip or the +…