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#!/usr/bin/env python
def iou(interval_1, interval_2):
"""
interval: list (2 float elements)
"""
eps = 1e-8 # to avoid zero division
(s_1, e_1) = interval_1
(s_2, e_2) = interval_2
intersection = max(0., min(e_1, e_2) - max(s_1, s_2))
union = min(max(e_1, e_2) - min(s_1, s_2), e_1 - s_1 + e_2 - s_2)
iou = intersection / (union + eps)
return iou
def remove_nonascii(text):
return ''.join([i if ord(i) < 128 else ' ' for i in text])
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