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独立元分析
释义
独立元分析
Encyclopedia
理学
线性特征提取
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independent component analysis
独立元分析
其目的是寻找内在独立的源变量。同主成分分析不同,独立元分析假定了采集的数据是由多个统计独立的非高斯信号源经过某种变换组合而成。但信息源之间往往不具有如高斯分布一样的独立性,即正交特性。因此,采用隐含高斯分布假设的主成分分析不能够将这些独立的信号源有效分离开来。又称独立分量分析、独立成分分析。
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second mathematical theorem of quantum mechanics
second mean value theorem
second mean value theorem of integral
second member
second messenger
second messenger hypothesis
second messenger theory
second method of Lyapunov
second mid-arc point
second modernity
second moment method
second moment of area
second moment of inertia
second Morley adjunct triangle
second Morley center
second Morley cubic
second Morley triangle
second Napoleon point
Second National Congress of Chinese Nationalist Party
Second National Congress of Communist Party of China
second-nearest neighbor
second Neuberg circle
second Neuberg point
second Neuberg triangle
second normal form
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