istft

function of dascore.transform.fourier

source

istft(
    patch ,
)-> ‘PatchType’

Invert a short-time fourier transform.

Parameters

Parameter	Description
patch	A patch return from stft.

Examples

import dascore as dc
from dascore.units import second
patch = dc.get_example_patch("chirp")

# Simple stft with 10 second window and 4 seconds overlap
pa1 = patch.stft(time=10*second, overlap=4*second)
pa2 = pa1.istft()
assert pa2.equals(patch, close=True)