Frequency Packages

hapi频率限制插件

visualize audio data on canvas with frequency or time

converts an index to Hz frequency for WebAudio

Finds the number of occurrences of one or more phrases in a directory of .doc, .docx, and .pdf files.

Tally word frequency from a string or an array of strings.

word frequency command line utility.

simple frequency inspection for a given string or array of strings

Compact utility library for modeling and manipulating individual musical notes.

convert MIDI note number to corresponding frequency

Calculate frequency from MIDI note number and vice versa.

Drive a radio controlled car with Node.js and HackRF

A frequency meter for React.js based on Web Audio Api

This tool can find the frequencies of any note.

Oversees the calling of a particular function periodically.

This package calculates percentiles given a frequency distribution. Other npm percentile packages assume you have raw unaggregated data points.

cron bug fix

cron bug fix

WebAudio Node that implements a goertzel filter

A utility that ensures invocation of a function complies to a limited rate

Calculate how many documents contain a certain term, within a list (`Array`) of text documents.