Top "Frequency" questions

Frequency counts in R

This may seem like a very basic R question, but I'd appreciate an answer. I have a data frame in …

r frequency reshape

frequency table with several variables in R

I am trying to replicate a table often used in official statistics but no success so far. Given a dataframe …

r aggregate frequency

Frequency detection from a sound file

What I am trying to achieve is the following: I need the frequency values of a sound file (.wav) for …

python audio numpy fft frequency

NLTK tokenize - faster way?

I have a method that takes in a String parameter, and uses NLTK to break the String down to sentences, …

python time-complexity nltk tokenize frequency

How to get CPU frequency in c#

How can I get in c# the CPU frequency (example : 2Ghz) ? It's simple but I don't find it in the …

c# cpu frequency

Make a table of string frequency

I am trying to make a summary table of many strings. My data looks like this: x<-c("a", "…

r analysis frequency

Show frequencies along with barplot in ggplot2

I'm trying to display frequencies within barplot ... well, I want them somewhere in the graph: under the bars, within bars, …

r ggplot2 frequency

android getting sound frequencies real time?

I have been trying to get the sound frequency(number) in real time using fft and i am having run …

java android audio real-time frequency

How to draw a frequency spectrum from a Fourier transform

I want to plot the frequency spectrum of a music file (like they do for example in Audacity). Hence I …

transform fft frequency spectrum

How often should sp_updatestats be called?

A question of mine which dealt with a slowly executing query introduced me to the sp_updatestats() function. I want …

sql-server statistics frequency