mean-metric 中文意思是什麼
mean-metric
解釋
平均度量的-
On the one hand, the author discusses markowitz ' s mean - variance portfolio selection model, single - index portfolio selection model, and simplified model of optimal portfolio selection. at the same time, based on the rules of optimal portfolio selection and other risk - metric indices, the author also discusses mean - absolute deviation model, mean - semivariance model and mean - value at risk model. on the other hand, the author discusses the asset pricing model, including the capital asset pricing model ( capm ), the multi - factor asset pricing model, and the arbitrage pricing model ( apt )
一方面，作者討論了馬科維茲的均值-方差資產組合選擇模型、單指數資產組合選擇模型、最優資產組合選擇的簡化模型，同時根據最優資產組合選擇原則和其他風險度量指標，討論了均值-絕對離差、均值-半方差和均值-風險價值資產組合選擇模型；另一方面，作者討論了資產定價模型，包括多因素資產定價模型和套利定價模型，特別是在四種因素變量的基礎上，探討多因素資產定價模型。 -
When feature point sets are extracted respectively from the two images, correspondence between the point sets is then established by a two - stage matching algorithm. this matching algorithm is based on the alignment metric and < wp = 4 > rmse ( root mean square error )
對兩幅圖像分別提取廣義特徵點集之後，提出一種基於對齊度準則和根均方誤差的兩步匹配演算法完成同名控制點的建立。 -
The convergences of p - mean symmetric difference metric about algebraic operations
平均對稱度量關于代數運算的收斂問題
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