mirror of
https://github.com/unanmed/ginka-generator.git
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50 lines
1.6 KiB
Python
50 lines
1.6 KiB
Python
import json
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import random
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import torch
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import torch.nn.functional as F
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from torch.utils.data import Dataset
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from shared.graph import differentiable_convert_to_data
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from shared.utils import random_smooth_onehot
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def load_data(path: str):
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with open(path, 'r', encoding="utf-8") as f:
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data = json.load(f)
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data_list = []
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for value in data["data"].values():
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data_list.append(value)
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return data_list
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class MinamoDataset(Dataset):
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def __init__(self, data_path: str):
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self.data = load_data(data_path) # 自定义数据加载函数
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def __len__(self):
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return len(self.data)
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def __getitem__(self, idx):
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item = self.data[idx]
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map1_probs = F.one_hot(torch.LongTensor(item['map1']), num_classes=32).permute(2, 0, 1).float() # [32, H, W]
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map2_probs = F.one_hot(torch.LongTensor(item['map2']), num_classes=32).permute(2, 0, 1).float() # [32, H, W]
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min_main = random.uniform(0.6, 1)
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max_main = random.uniform(0.8, 1)
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epsilon = random.uniform(0, 0.4)
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map1_probs = random_smooth_onehot(map1_probs, min_main, max_main, epsilon)
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map2_probs = random_smooth_onehot(map2_probs, min_main, max_main, epsilon)
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graph1 = differentiable_convert_to_data(map1_probs)
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graph2 = differentiable_convert_to_data(map2_probs)
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return (
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map1_probs,
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map2_probs,
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torch.FloatTensor([item['visionSimilarity']]),
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torch.FloatTensor([item['topoSimilarity']]),
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graph1,
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graph2
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)
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