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Pytorch复现扩散模型的示例详解_python_脚本之家
def diffusion_loss_fn(model, x_0, alphas_bar_sqrt, one_minus_alphas_bar_sqrt, n_steps): """ 对任意时刻t进行采样计算loss param: model:模型 x_0:初始状态 alphas_bar_sqrt、one_minus_alphas_bar_sqrt: 参数 n_steps:时间步数 return:损失值 """ batch_size = x_0.shape[0] # 随机采...
www.jb51.net/article/2823...htm 2025-2-6
C语言实现动态爱心代码_C 语言_脚本之家
for x, y in self._center_diffusion_points: x, y = self.calc_position(x, y, ratio) size = random.randint(1, 2) all_points.append((x, y, size)) self.all_points[generate_frame] = all_points def render(self, render_canvas, render_frame): for x, y, size in self.all_points[re...
www.jb51.net/article/2671...htm 2025-2-8