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隐变量学习
释义
隐变量学习
Encyclopedia
理学
贝叶斯学习
释
latent variable model
隐变量学习
在统计学和机器学习领域中,隐变量模型(latent variable model)指的是含有隐变量的概率模型。隐变量是没有被直接观测到的变量,可以是客观存在的,也可以是人为构造的。隐变量模型在所涉及的观测变量和隐变量上定义一个联合概率分布,从而可以根据观测变量对隐变量进行推断。将联合分布边缘化,可以得到一个只涉及观测变量的联合分布,这使得可以度量模型与数据的拟合程度,从而进行参数学习和模型选择。
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self-propelled wheel-type grain combine harvester
self-protection electronic jamming
self-protective techniques of unguided travel
self-published
Self-Publishing
self-publishing
self pulsing laser
self-pulsing laser
self-pumping
self purification of water body
self-purification of water body
selfquenching
self-quenching counter
self-quenching streamer counting tube
self-quenching streamer tube
self-radiant excitance
self radiolysis
self-radiolysis
self-rated health
self-rating anxiety scale,SAS
self-rating depression scale,SDS
self-reaction force
self-reactive B cell
self-reactive substances
self-reactive T cell
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