How do you calculate discrete Fourier transform in Matlab? For example, create a time vector and signal: t = 0:1/100:10-1/100; % Time vector x = sin(2*pi*15*t) + sin(2*pi*40*t); % Signal. y = fft(x); % Compute DFT of x m = abs(y); % Magnitude y(m<1e-6) = 0; p = unwrap(angle(y)); % Phase. How do you write…
Day: May 4, 2021
Is my absolute boyfriend a happy ending?
Is my absolute boyfriend a happy ending? She thanks Young-gu tearfully for teaching her how to love with her whole heart, and she promises that she’ll live her life remembering the things that he left her. She says she’ll remember his love forever, and tells him one last time that she loves him. Who does…
What happened to SAVAK?
What happened to SAVAK? SAVAK was closed down shortly before the overthrow of the monarchy and the coming to power of Ayatollah Ruhollah Khomeini in the February 1979 Iranian Revolution. Following the departure of the Shah in January 1979, SAVAK’s more 3,000 strong central staff and its agents were targeted for reprisals. What did the…
Does a DDT hurt?
Does a DDT hurt? The DDT was popularized by WWE Hall of Famer Jake ‘The Snake’ Roberts who reportedly discovered the move by accident. If not performed with enough caution it can damage the neck or the head of the person getting hit with the DDT. Who invented the Samoan drop? Peter Maivia helped popularize…
Is a 75-300mm lens good for portraits?
Is a 75-300mm lens good for portraits? The Canon EF 75-300mm f/4-5.6 III USM Lens is quite small and very light. It extends significantly when zooming to 300mm, but is very easy to carry around. The 75-300mm focal length is very useful. A wide variety of uses can be found for this range including portraits/people,…
What does a triphasic pulse mean?
What does a triphasic pulse mean? A triphasic waveform indicates that a shift of direction in blood flow is occurring, which reflects normal vessel flexibility. A triphasic waveform features a sharp incline to the tallest peak; the upstroke represents an acceleration of blood flow to a peak systole. What is triphasic flow in Doppler? Duplex…
How can I improve my Neo4j performance?
How can I improve my Neo4j performance? Heap Sizing The size of the available heap memory is an important aspect for the performance of Neo4j. Generally speaking, it is beneficial to configure a large enough heap space to sustain concurrent operations. For many setups, a heap size between 8G and 16G is large enough to…
What are flower head pins used for?
What are flower head pins used for? Flower Head Pins are good for general pinning. Especially useful for pinning lace, eyelets, loosely woven embellishments. These pins hold together many layers of fabric. The flat head is convenient for machine stitching. How long are quilting pins? 2-inch These 2-inch pins with pear-shaped heads are the easy…
Can you put weed killer on grass in summer?
Can you put weed killer on grass in summer? There is a very common weed control that you can get pretty much anywhere that works very well in summer and has NO heat restrictions. However, I still recommend you be smart and spray in the evenings when temps fall below 90 also. What weed killer…
Is the Leupold vx3i discontinued?
Is the Leupold vx3i discontinued? Leupold Discontinues the Venerable VX-3i Riflescope and Replaces It With a Brighter, Tougher VX-3HD. I like simple things that work. They personify Leupold’s Gold Ring promise: hard-wearing, gimmick-free optics that don’t weigh much and don’t lose their zero from season to season. Is Leupold vx3i illuminated? This Leupold VX-3i 3.5-10x56mm…