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README.md
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# 数据集说明
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## 数据集结构
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```
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├ trainset/
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├── 0/
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│ ├── [label]-xxxxx.npy
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│ ├── ......
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├── 1/
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├── ......
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├── 10/
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│
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├ testset/
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├── 0/
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│ ├── xxxxx.npy
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│ ├── ......
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├── 1/
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├── ......
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├── 10/
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```
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文件夹"0"为基类数据集,文件夹"1"-"10"为新类数据集的10个增量阶段数据。每个文件夹内包含.npy格式的点云数据,可以使用`numpy.load(path)`读取相应文件。在trainset中,文件命名保证依照"[label]-xxxxx.npy"格式,其中第一个"-"前的内容为该点云的类别名,可以使用`filename.split('-')[0]`获取相应标签。
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## 数据集读取示例
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```python
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class CONTESTCIL_train(Dataset):
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def __init__(self, root='./trainset', session=0, name2id=None):
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data_root = os.path.join(root,str(session),"train")
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self.point_cloud = []
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self.labels = []
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self.session = session
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self.session_label_num = [55,59,63,67,71,75,79,83,87,91,95]
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for name in os.listdir(self.data_root):
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self.point_cloud.append(os.path.join(data_root,name))
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self.labels.append(name2id[name.split('-')[0]])
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def get_cat_num(self):
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return self.session_label_num[self.session]
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def __getitem__(self, idx):
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return np.load(self.point_cloud[idx]), self.labels[idx]
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def __len__(self):
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return len(self.labels)
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class CONTESTCIL_test(Dataset):
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def __init__(self, root='./testset', session=0):
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self.session = session
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self.session_label_num = [55,59,63,67,71,75,79,83,87,91,95]
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data_root = os.path.join(root,str(session))
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self.point_cloud = []
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self.name = []
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for name in os.listdir(self.data_root):
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self.point_cloud.append(os.path.join(data_root,name))
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self.name.append(name)
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def get_cat_num(self):
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return self.session_label_num[self.session]
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def __getitem__(self, idx):
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return np.load(self.point_cloud[idx]),self.name[idx]
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def __len__(self):
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return len(self.point_cloud)
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```
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## 答案提交
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参赛选手需要提交 `test.csv`,其所需内容要求如下:
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- 选手提交的答案文件,每行均包含两列,其中第一列为文件名称"XXX.npy"(输出内容无需加双引号),第二列为选手模型预测的标签,如"sofa"等。
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- 选手对于每个增量阶段,均需要对该阶段测试集所有样本进行预测并输出。在每个增量阶段所有样本答案输出结束之后,请输出一行"END,END"用于标记该增量阶段结束。请注意:无效文件名,相同文件名重复输出均不会被统计。
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- 具体格式可以参考主办方发布的"test.csv"文件,若存在提交格式问题需要确认,请联系主办方。
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