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基于GAF-ResNet-LSTM的时序图像转换框架在资产选择与投资组合优化中的 ...
本文推荐一种结合格拉米角差场(GAF)图像编码、残差网络(ResNet)和长短期记忆网络(LSTM)的混合深度学习框架,用于解决金融时间序列预测和投资组合优化的挑战。研究通过将股价序列转换为GAF图像,利用ResNet提取空间特征,LSTM捕捉时间依赖关系,并结合嵌套聚类 ...
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