Poisson Point Process Synthesis — User Guide

Praat script.

Author: Shai Cohen Affiliation: Department of Music, Bar-Ilan University, Israel Version: 0.1 (2025) License: MIT License Repo: https://github.com/ShaiCohen-ops/Praat-plugin_AudioTools

Contents:

What this does Quick start Parameters Outputs

What this does

Praat script.

Process Description: This script introduces the concept of Poisson Point Processes to create a non-repeating, random, and natural-sounding texture, often used in granular synthesis or to model real-world random events like rainfall or Geiger counter clicks.

Quick start

Run script… → Poisson Point Process Synthesis.praat.
Set parameters and click OK.
Output object appears (see Outputs).

Parameters (form fields)

Name (GUI)	Type	Default
Duration	real	10.0
Sampling_frequency	real	44100
Event_rate	real	8.0
Base_frequency	real	120
Frequency_spread	real	200
Grain_duration	real	0.1
Grain_duration_spread	real	0.05

Outputs

Object name: poisson_points
Sample rate: unknown
Normalization: Final peak scaled to 0.9