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Use torchvision.ops.nms (#1460)

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Glenn Jocher 2020-11-20 11:23:36 +01:00 committed by GitHub
parent 199c9c7874
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utils/general.py
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@ -15,6 +15,7 @@ import cv2
import matplotlib
import numpy as np
import torch
import torchvision
import yaml
from utils.google_utils import gsutil_getsize
@ -323,7 +324,7 @@ def non_max_suppression(prediction, conf_thres=0.1, iou_thres=0.6, merge=False,
# Batched NMS
c = x[:, 5:6] * (0 if agnostic else max_wh) # classes
boxes, scores = x[:, :4] + c, x[:, 4] # boxes (offset by class), scores
i = torch.ops.torchvision.nms(boxes, scores, iou_thres)
i = torchvision.ops.nms(boxes, scores, iou_thres) # NMS
if i.shape[0] > max_det: # limit detections
i = i[:max_det]
if merge and (1 < n < 3E3): # Merge NMS (boxes merged using weighted mean)