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refactor interval_overlap() #136

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refactor interval_overlap() #136

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15 changes: 4 additions & 11 deletions frontend.py
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Original file line number Diff line number Diff line change
Expand Up @@ -274,17 +274,10 @@ def bbox_iou(self, box1, box2):
def interval_overlap(self, interval_a, interval_b):
x1, x2 = interval_a
x3, x4 = interval_b

if x3 < x1:
if x4 < x1:
return 0
else:
return min(x2,x4) - x1
else:
if x2 < x3:
return 0
else:
return min(x2,x4) - x3
# overlap is lesser of x4, x2 minus the greater of x3, x1
overlap = min(x4,x2) - max(x3,x1)
# overlap should be >= 0 (otherwise there is no overlap)
return max(overlap, 0)

def decode_netout(self, netout, obj_threshold=0.3, nms_threshold=0.3):
grid_h, grid_w, nb_box = netout.shape[:3]
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