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Precision
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Precision
Encyclopedia
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Precision
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观测结果与其真值的接近程度。
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Precision
查准率
查准率是二分类问题中用来衡量学习器预测性能好坏的常用指标,其定义为预测为正例且实际也为正例的样例数目与所有被预测为正例的样例数目的比值,查全率越高,则学习器的预测性能越好。
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chemical configuration
chemical conformance control
chemical constituents classification of crude drugs
chemical contamination
chemical contamination of food
chemical control
chemical control of weeds
chemical conversion coating
chemical cooking machine for tussah cocoon
chemical coprecipitation method to produce powder
chemical corrosion
chemical corrosion-proof electric apparatus
chemical crosslink
chemical crosslinking
chemical cycle of carbon
chemical cycle of nitrogen
chemical cycle of phosphorus
chemical cycle of sulfur
chemical database
chemical decanning
chemical decladding
chemical decladding; chemical decanning
chemical decontamination
chemical defense
chemical defense of insect
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