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20 lines
666 B
Python
20 lines
666 B
Python
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import torch
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class WindowDataset(torch.utils.data.Dataset):
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def __init__(self, xs, ys, window_size):
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self.xs = xs
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self.ys = ys
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self.window_size = window_size
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def __len__(self):
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return len(self.xs) - self.window_size
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def __getitem__(self, index):
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idx_rev = len(self.xs) - self.window_size - index - 1
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window_x = self.xs[idx_rev:idx_rev + self.window_size, :]
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# Beware of indexing, these two window_x and window_y are aimed at the same row!
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# this is what happens when you use :
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window_y = self.ys[idx_rev + self.window_size - 1, :].unsqueeze(0)
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return window_x, window_y
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