Top "Frequency" questions

The rate at which a thing occurs or is found.

Get the frequency of an audio file in every 1/4 seconds in android

I have a sound file (.3gp) and its about ~1 min. I would like to get the frequency of this sound …

android audio fft frequency
Frequency of elements in matrix - Matlab

From a function that i run in matlab i get a 225x400 matrix. I want to count the frequency of …

matlab frequency frequency-distribution
Sound frequency detection

I am currently attempting to create a sound frequency detection application on the iPhone. I have been informed that the …

iphone objective-c algorithm audio frequency
Using dplyr for frequency counts of interactions, must include zero counts

My question involves writing code using the dplyr package in R I have a relatively large dataframe (approx 5 million rows) …

r dplyr frequency interaction large-data
Android audio FFT to display fundamental frequency

I have been working on an Android project for awhile that displays the fundamental frequency of an input signal (to …

android fft frequency audiorecord
Find the N-th most frequent number in the array

Find the nth most frequent number in array. (There is no limit on the range of the numbers) I think …

algorithm frequency
Include zero frequencies in frequency table for Likert data

I have a dataset with responses to a Likert item on a 9pt scale. I would like to create a …

r frequency
C# Why are timer frequencies extremely off?

Both System.Timers.Timer and System.Threading.Timer fire at intervals that are considerable different from the requested ones. For …

c# timer frequency deviation
Android AudioRecord frequency filter step by step

Android: I am new to voice process, I have created AudioRecord Object with sampleRate 8000Hz using JTransform library i am …

android audio frequency audiorecord android-audiorecord
Cutting of unused frequencies in specgram matplotlib

I have a signal with sampling rate 16e3, its frequency range is from 125 to 1000 Hz. So if i plot a …

python matplotlib frequency spectrogram