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基于尺度空间技术的归一化Facet模型位场边界识别
边界识别 尺度空间函数 归一化Facet模型检测算子 位场
2019/2/27
边界识别是位场数据处理解释中的重要环节，传统边界识别方法通常不能均衡深、浅部地质体边界.基于尺度空间技术和归一化的Facet模型检测算子，本文开发了一种带通空间滤波和边缘检测相结合的边界识别方法，有效地提高位场数据边界识别的精度和可靠性.为了验证本文算法的有效性和稳定性，分析了不同尺度空间函数和检测算子对算法的影响，并且对比了传统边界识别方法的效果.理论模拟和实际数据分析表明，利用位场垂向二阶导数...
Continuum approach to self-similarity and scaling in morphological relaxation of a crystal with a facet
Continuum approach self-similarity and scaling morphological relaxation crystal with a facet
2015/10/16
The morphological relaxation of axisymmetric crystal surfaces with a single facet below the roughening transition temperature is studied analytically for diffusion-limited sDLd and attachment-detachme...
Facet evolution on supported nanostructures:Effect of finite height
Facet evolution nanostructures finite height
2015/10/16
The surface of a nanostructure relaxing on a substrate consists of a finite number of interacting steps and often involves the expansion of facets. Prior theoretical studies of facet evolution have fo...