The goal of high-utility sequential pattern mining (HUSPM) is to efficiently
discover profitable or useful sequential patterns in a large number of
sequences. However, simply being aware of utility-eligible patterns is
insufficient for making predictions. To compensate for this deficiency,
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本文介绍了一种基于扩散模型的远程感知高光谱图像变化检测方法,结合语义相关性扩散模型和交叉时序对比学习机制,利用丰富的未标定样本获得不变的光谱差异特征在三个数据集上的实验表明,该方法在准确性、kappa 系数和 F1 值等方面都优于最先进的无监督方法,同时可以跟需要大量注释样本的全监督方法达成可比较的结果。