Top "Frequency" questions

python equivalent of R table

I have a list [[12, 6], [12, 0], [0, 6], [12, 0], [12, 0], [6, 0], [12, 6], [0, 6], [12, 0], [0, 6], [0, 6], [12, 0], [0, 6], [6, 0], [6, 0], [12, 0], [6, 0], [12, 0], [12, 0], [0, 6], [0, 6], [12, 6], [6, 0], [6, 0], [12, 6], [12, 0], [12, 0], [0, 6], [6, 0], [12, 6], [12, 6], [12, 6], [12, 0], [12, 0], [12, 0], [12, 0], [12, 6], [12, 0], [12, 0], [12, 6], [0, 6], [0, 6], [6, 0], [12, 6], [12, 6], [12, 6], [12, 6], [12, 6], [12, 0], [0, 6], [6, 0], [12, 0], [0, 6], [12, 6], [12, 6], [0, 6], [12, 0], [6, 0], [6, 0], [12, 6], [12, 0], [0, 6], [12, 0], [12, 0], [12, 0], [6, 0], [12, 6], [12, 6], [12, 6], [12, 6], [0, 6], [12, 0], [12, 6], [0, 6], [0, 6], [12, 0], [0, 6], [12, 6], [6, 0], [12, 6], [12, 6], [12, 0], [12, 0], [12, 6], [0, 6], [6, 0], [12, 0], [6, 0], [12, 0], [12, 0], [12, 6], [12, 0], [6, 0], [12, 6], [6, 0], [12, 0], [6, 0], [12, 0], [6, 0], [6, 0]] I want to count the frequency of each element in this list. Something like freq[[12,6]] = 40 In …

python r frequency

Determine frequency from signal data in MATLAB

I have data from a sensor and I need to find the frequency of it. It looks like fft() seems …

matlab signal-processing frequency noise

Getting frequency values from histogram in R

I know how to draw histograms or other frequency/percentage related tables. But now I want to know, how can …

r histogram frequency

Python frequency detection

Ok what im trying to do is a kind of audio processing software that can detect a prevalent frequency an …

python audio fft frequency

Python - Finding word frequencies of list of words in text file

I am trying to speed up my project to count word frequencies. I have 360+ text files, and I need to …

python text frequency

Plot Histogram in Python

I have two lists, x and y. x contains the alphabet A-Z and Y contains the frequency of them in …

python frequency histogram

Split multiple delimiters in Java

How I can split the sentences with respect to the delimiters in the string and count the frequency of words ? …

java split count delimiter frequency

How to use dplyr to generate a frequency table

I like to create a table that has the frequency of several columns in my data frame. I am copying …

r dataframe dplyr frequency

Python library for playing fixed-frequency sound

I have a mosquito problem in my house. This wouldn't usually concern a programmers' community; However, I've seen some devices …

python audio mp3 frequency

Java equivalent of C# system.beep?

I am working on a Java program, and I really need to be able to play a sound by a …

c# java audio frequency beep