您要查找的是不是：
- Principle component extraction 主成分提取
- As a multianalysis tool, Principle Component Analysis (PCA) is commonly used in the feature extraction. 特征提取和波段选择是目前国内外主要使用的降维算法。
- And the Effective Component Extraction in the Cell Suspensive Cultural Liquid & the Natural Eucommia Ulmoides Olive. 杜仲细胞悬浮培养及其有效成分提取比较/the Cell Suspensive Culture of Eucommia Ulmoides Olive.
- The article proposes the method for oblique principle component analysis(OPCA),and conducts a preliminary stud... 因此提出了斜交主元分析方法,并对斜交主元分析方法的理论体系及其应用进行了初步的探讨。
- The principle component is the steam chest or other means of introducing heat efficiently into the product to accomplish boiling. 基本组件是蒸汽密闭箱或者是能够有效的产生热使之汽化的装置。
- The principle component is the steam chest or other means of introducing heat efficiently.into the product to accomplish boiling. 基本组件是蒸汽密闭箱或者是能够有效的产生热使之汽化的装置。
- In this research, a Knowledge Component Extraction (KCE) model with two algorithms namely Keyword Mapping Algorithm (KMA) and Sentence Mapping Algorithm (SMA) is developed. 本方法论之详细作法乃首先以领域词汇库为基础撷取图表关键词汇；其次，则针对目标文件内容进行文句断句，以作为后续撷取图表叙述段落之基础。
- The principle component 1 in Carex lasiocarpa could explain the species relative density of 88% and the aboveground biomass of 84%. 毛果苔草湿地中主成分1能够解释88%25的物种相对密度和84%25的地上生物量;
- Simulations show the GEF algorithm is more robust to the eigenspread of a covariance matrix than the well-known adaptive principal component extraction (APEX) algorithm. 模拟结果表明，与著名的侧权连接学习算法相比，我们提出的并行算法收敛快并提高了对输入过程特征分布的稳健性。
- The principle component 1 in Deyeuxia angustifolia could explain that the relative density and the aboveground biomass were 75% and 58% respectively. 小叶章湿地中主成分1对相对密度和地上生物量的解释量则分别为75%25和58%25.
- Long Jing 1 (L01) is the effective component extracted from asiatic todd-alia. 龙晶一号(L01)是从飞龙掌血中分离出的有效成分。
- The aim of our work is to strengthen localized features in basis images and to impose orthonormal characteristic of Principle Component Analysis (PCA) on NMF. 我们的目标是强化基底的局部特徵，以及将主轴分析演算法的正交特徵加在非负矩阵分解演算法上。
- Pattern recognition of thermophilic and mesophilic proteins were studied through principle component analysis, partial least-square regression and BP neural network. 采用主成分分析、偏最小二乘回归和BP神经网络三种方法对嗜热和常温蛋白进行模式识别。
- Based on the principle component analysis method,the driving factors about bearing capacity of water resources in Ganzhou Linze and Gaotai were analyzed. 本文应用主成分分析方法,分析了张掖市黑河干流沿岸甘州区、临泽县、高台县三地的水资源承载力的驱动因素。
- The extraction effect of fat-soluble component extracted by aether was better than that extracted by n-butanol, ethyl acetate and n-hexane. 用乙醚萃取脂溶性物质的萃取效果分别优于正丁醇、乙酸乙酯和正乙烷。
- Based on ORL face database, recognizes correlation coefficients of principal component extracted by KPCA. 基于ORL人脸库，识别核主成分分析提取出的主成分的相关性系数。
- These methods include the Principle component analysis, the Regression analysis, the Grey cognate analysis, the Delphi, the Ordering method, the Analytical Hierarchy Process, Fuzzy Method. 目前学术界对土地等级评价所使用的主要方法有:主成分分析法、回归分析法、灰色关联度分析法、特尔斐法、排序法、层次分析法、模糊综合评价法。
- The quality guarantee period is divided into the normal guarantee period and the extended guarantee period for the principle components. 质量保证期分为正常质量保证期和主要部件的延长质量保证期。
- Thirdly, taking southern California theme parks cluster as a case, we calculate their niche by principle components analysis utilizing the model. 以美国南加利福尼亚州主题公园群落为研究对象，依据主题公园生态位模型，利用主成分分析法进行生态位测度。
- The paper makes comprehensive evaluations to the infrastructures of the main cities in China with principle component analysis and Delphi method. It shows the descending trends of the level of the city infrastructures from the coastland to inland. 文章构建了新的评价指标体系,利用主成分分析和特尔斐法分别建立评价函数,对我国主要城市的基础设施水平进行综合评价,在验证了主成分分析和特尔斐法用于城市基础设施水平评价的可行性的基础上,发现我国城市基础设施的发展水平具有从沿海向内陆地区梯度递减的趋势和规律,具体表现为东南沿海新兴开放城市的水平最高,其次为基础较好、有悠久历史的老牌城市,再次为内陆和东北省会城市。
