PyTorch 模型评估:混淆矩阵生成
labels = [] preds = [] for idx, (images, target) in enumerate(data_loader): images = images.cuda(non_blocking=True) target = target.cuda(non_blocking=True) output = model(images) if config.EVAL_MODE: _, predicted = torch.max(output, 1) labels.extend(target.cpu().numpy()) preds.extend(predicted.cpu().numpy())
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