instance_feature = self.instance_feature.unsqueeze(0).repeat(batch_size, 1, 1)
这段参数听起来或许有些晦涩，我们把它翻译成大白话：
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"The latest data shows that over the past two years or so, we've seen an increase of almost 3,000% in the number of deepfakes being utilized," says Karim Toubba, the chief executive of US-based password security company LastPass.