shape[0])]) def kmeans(boxes, k, dist=np.median): """ 利用IOU值进行K-means聚类 参数boxes: 形状为(r, 2)的ground truth框,其中r是ground truth的个数 参数k: Anchor的个数 参数dist: 距离函数 返回值:形状为(k, 2)的k个Anchor框 """ # 即是上面提到的r rows = boxes.shape[0] # 距离...
According to yolo detection thought which cell the midpoint(center_x, center_y) falls in is responsible for detect the object, but in upper code not consider the adjoin grid cell, if they also have the greater than ignore_iou_thresh, the adjoin grid cell will also compute the loss. Becau...
avg = 0. self.sum = 0.0 self.count = 0 def update(self, val, n=1): self.val = float(val.item()) if isinstance( val, (np.ndarray, torch.Tensor)) else val self.sum += val * n self.count += n self.avg = self.sum / self.count def __str__(self): fmtstr = '{name} ...
Nanyunja, J.; Jacxsens, L.; Kirezieva, K.; Kaaya, A.N.; Uyttendaele, M.; Luning, P.A. Assessing the Status of Food Safety Management Systems for Fresh Produce Production in East Africa: Evidence from Certified Green Bean Farms in Kenya and Noncertified Hot Pepper Farms in Uganda. ...