pca

美 　英

• n.吡咯烷酮梭酸；被動的皮膚過敏；殺草敏；波特蘭水泥協(xié)會
• 網(wǎng)絡主成分分析(principal component analysis)；主成分分析法；前列腺癌

英漢解釋

n.	1. 吡咯烷酮梭酸 2. 被動的皮膚過敏 3. 殺草敏 4. 波特蘭水泥協(xié)會

例句

Profitability Analysis, alongside Profit Center Accounting ( EC- PCA), is one of the application components for profitability accounting.

收益性分析，和利潤中心會計一起，是收益性會計的一個模塊。

The results of PCA indicated that soil salinity was one of the most important factors affecting the community distribution.

PCA和植物生理特性分析結果暗示，土壤鹽分梯度是影響植物群落分布的主要因素。

In conclusion, PCa management requires risk stratification with a combination of variables, PSADT being one of the most reliable predictors.

結論，前列腺癌的管理需要由多個變量組合而成的危險因素分級處理，PSADT則是其中最可靠的預測因素之一。

A popular decomposition called principal component analysis (PCA) is widely used for feature extraction.

主成分分析（PCA）分解法被廣泛地應用于特征抽取的過程。

The methods which can be utilized for EC-PCA (Profit Center Accounting) are period accounting or by the cost-of-sales approach.

不過，可以對歐共體常設仲裁法院（利潤中心會計）使用方法或會計期間的成本的銷售方式。

Principal component analysis (PCA) and successive projections algorithm (SPA) were separately used to reduce variables of spectral model.

分別采用主成分分析（PCA）和連續(xù)投影算法（SPA）方法進行模型輸入變量的提取。

By last month, nine people had died, one of the biggest food product recalls in US history was under way and PCA had filed for bankruptcy.

截至上月，已有9人死亡；美國歷史上最大規(guī)模的食品召回之一正在進行中，美國花生有限公司已經(jīng)申請破產(chǎn)。

Generalization can be defined quantitatively and can be used to assess the performance of principal component analysis (PCA).

推廣可界定數(shù)量和可用來評估業(yè)績的主成分分析（PCA）。

For PCA+LDA to be competitive, the crucial step is to select the most discriminant PCA features before performing LDA.

要使PCA+LDA方法性能更突出，關鍵的一步是在執(zhí)行LDA之前選擇最佳判別的PCA特征。

Subsequently, principal component analysis (PCA) is used for dimensionality reduction.

然后，采用主成分分析法進行特征降維；

In the end of the paper, Principal Component Analysis (PCA) is used to search the Listed Automobile Company performance by the model.

文章在最后重點通過建立模型，運用主成份分析法來計算上市汽車公司的綜合得分。

The four chosen polymers were used as sensitive component for a sensor array, and then PCA is adapted to classify four simulant gases.

這四個選擇的聚合物作為敏感元件的傳感器陣列，然后分類，主成分是適應四個模擬氣體。

Principal Component Analysis (PCA) is a main multivariate statistical method for getting principal information from observational data.

主成分分析法是從觀測數(shù)據(jù)中獲取主要信息的一種多變量統(tǒng)計方法。

The action potentials' features are extracted by PCA, the action potential classification is implemented by the improved K-means algorithm.

該方法采用PCA提取動作電位特征，使用改進K均值算法實現(xiàn)動作電位分類。

As a result of these divergences from [4], our PCA results are somewhat different.

由于這些同[4]中差異，我們的主元分析（PCA）結果稍微有一些不同。

The data set is projected into low dimensional PCA space using PCA, and the low dimensional data set used as training data set of RVM.

對采集到的焊縫偏差信息數(shù)據(jù)集進行主成分分析，映射到低維的PCA空間，作為關聯(lián)向量機的訓練樣本集；

The Fuzzy Cluster and principal Component Analysis (PCA) fot classifying the brush--wood of the Shanhaiguan Forestry Farm in this paper.

本文應用模糊聚類分析和主成分分析的方法對山海關林場的灌叢進行分類。

Thirdly, PCA dimensionality reduction algorithm is applied to reduce the dimension of union feature.

為了提高檢索效率，利用PCA降維方法將聯(lián)合特征向量進行維數(shù)約減；

Diplomats still hope to launch negotiations on a new PCA before the next EU-Russia summit in Siberia in June.

外交官們仍希望在6月于西伯利亞舉行下一次歐俄峰會前開啟簽訂新合作伙伴協(xié)定的談判。

'We have had about 65 candidates take the survey, ' says PCA Skin Chief Executive Richard Linder, who has filled 17 positions since June.

PCASkin首席執(zhí)行長林德（RichardLinder）說，我們讓65位求職者進行了測試。

PCA is sufficient for reducing data volume, however it fails to preserve the spectral and local characteristic of the original data.

主成分變換可以很好的壓縮信息，但由于它的全局性，使得光譜特征和局部特征沒有被更好的保留下來；

Objective: To provide anatomic data of central retinal artery (CRA) and posterior ciliary artery(PCA) for operation around optic nerve.

目的：為視神經(jīng)鞘減壓術和視神經(jīng)周圍區(qū)手術提供視網(wǎng)膜中央動脈和睫狀后動脈的解剖學資料。

In this paper, the image shape feature extracted by the PCA method can meet the needs of the recognition layer well.

在該文的形狀識別系統(tǒng)中，用PCA法提取圖像的形狀特征，能夠較好地滿足識別層的輸入要求。

For the case that the measured data contain non-Gaussian latent variables, ICA is more efficient signal extracting algorithm than PCA.

在測量數(shù)據(jù)含有非高斯潛隱變量的情況下，ICA是比PCA更有效的特征提取算法。

The results of PCA and UPGMA clustering analysis exhibited a good consistency, and were also consistent with geographic origins.

主坐標和UPGMA聚類分析結果基本相同，并與地理來源有很高的一致性。

The experiments show that using PCA-LDA method in audio feature extraction is effective for improving the audio classification results.

實驗表明，引入PCA-LDA特征集構造方法的音頻分類模塊能夠對音頻信息進行有效分類。

Conclusion: PCA from AAV is a favorable protein C-activating reagent that has high potency and produces less influence on the experiment.

結論：五步蛇毒PCA是一種效價較高、影響因素較少的蛋白C活化試劑。

Objective To observe the effects of scalp nerve block combined with tramadol PCA on the postoperative pain undergoing craniotomy.

目的觀察比較開顱前行頭部神經(jīng)阻滯和（或）聯(lián)合術后曲馬多PCA（患者自控鎮(zhèn)痛）對手術后疼痛的影響及鎮(zhèn)痛效果。

Principal Component Analysis(PCA) method and nucleation theory are applied in configuration analysis produced by MD runs.

利用主成分分析（PrincipalComponentAnalysis）方法及與成核相關的理論對模擬中出現(xiàn)的構型進行了分析。

without large matrix calculate and no iteration , the fast pca algorithm gets a very fast speed.

該算法不涉及大規(guī)模的矩陣運算，也沒有迭代過程，具有運算量少，收斂速度快的特點。

Coclusion Chemical pattern recognition by PCA can be used to the quality evaluate. . .

結論PCA分析法化學模式識別研究可用于女貞子的質量評價。

The object samples are regarded as a set of random vectors. A set of eigen-objects is given by PCA.

將已建好的目標模板看成一組隨機向量，利用主成分分析得到一組特征目標；

Objective: To evaluate the clinical diagnosing value in the differentiation of prostatic carcinoma(PCA)by color Doppler.

前言：目的：探討彩色多普勒在診斷前列腺癌（PCA）分化程度方面的臨床價值。

This paper proposes a new Fourier shape descriptor integrated with Principal Component Analysis(PCA) and the Farthest Point Distance(FPD).

提出一種將主成分分析（PCA）與最遠點距離（FPD）相結合的二維形狀傅里葉描述子。

Principal Component Analysis (PCA) and non-parametric tests were performed to assess relationships.

主成分分析（PCA）和非參數(shù)檢驗用于測定兩者之間的關系。

Simulated development of PCa cells and animal models are commonly used in preclinical research on PCa studies.

因此，常用模擬前列腺癌發(fā)展的細胞或動物模型開展前列腺癌基礎研究。

Secondly, a new weighted principal component analysis (PCA) method was designed to lower dimension for sample matrixes.

接著設計出了一種加權PCA方法用于對樣本矩陣進行降維；

while subcutaneously can relief pain as intravenous PCA in patient after open heart surgery safely and efficiently.

靜脈PCA與皮下PCA均可安全、有效的應用于心內直視手術后患者。

The results showed that PCA could basically distinguish walnut of artificial aging times and natural aging times.

結果標明，PCA基本可區(qū)分不同陳化時間的人工陳化和自然陳化的山核桃。

Method 263 case of suspicious prostatic carcinoma(PCA) were biopsies by transrectal ultrasound guidance.

方法采用直腸超聲引導經(jīng)直腸對263例懷疑前列腺癌患者行前列腺穿刺活檢。