New MRI technique maps fluid velocity distribution in the brain

A new MRI technique called Velocity Spectrum Imaging can map fluid movement in the human brain within a 3D pixel, according ...
Hackaday

Why Diffraction Gratings Create Fourier Transforms

When last we saw [xoreaxeax], he had built a lens-less optical microscope that deduced the structure of a sample by recording ...
Geeky Gadgets

Build Faster Excel Workflows Using FILTER, IFS, XLOOKUP, and LET for Real-World Data

What if you could transform hours of tedious spreadsheet work into just minutes of streamlined efficiency? Simon Sez IT takes a closer look at how Excel’s most powerful functions can transform the way ...
TWCN Tech News

10 Text functions in Excel with examples

The FIND function allows you to find a text string within another. It returns the position at which a character or string begins within another text string. The output of the above function will be 5, ...
TheServerSide

Create your first Python AWS Lambda function in minutes

Community driven content discussing all aspects of software development from DevOps to design patterns. Ready to develop your first AWS Lambda function in Python? It really couldn’t be easier. The AWS ...
TheServerSide

Create your first Java AWS Lambda function in minutes

If you’re a Java developer and you haven’t built an AWS Lambda function before, you’ll be amazed by how easy it is to get your first serverless application up and running. To build your first Java AWS ...
The Motley Fool

What are Cryptographic Hash Functions?

Cryptographic hash functions secure data by providing a unique fixed-length output for each input. These functions are essential in blockchain for data integrity and secure transactions. Understanding ...
eeworldonline

How to use convolution to implement filters: part 4

A windowed sinc function can implement a low-pass filter, and a two-dimensional convolutional filter can blur or sharpen images. In part 3 of this series, we introduced a low-pass filter based on the ...
JournalofAccountancy

How to use Excel’s AGGREGATE Function

Q. Could you explain how the AGGREGATE function works in Excel? A. AGGREGATE is possibly the most versatile function in Excel. Think of it as an advanced version of the SUBTOTAL function that offers ...
Electronic Specifier

Oscilloscope FFT functions examined in webinar

This webinar will describe the FFT function of an oscilloscope in detail. We will cover the settings of the oscilloscope that will affect the FFT result, and how the spectrum analyser function can ...
GitHub

Calculate amplitude and phase of a given harmonic

I can use Real FFT Functions to calculate the amplitude and phase of all the harmonics in the signal represented by the input buffer. And this is ok. But sometimes I need to calculate only one ...