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- cosine vector included angle 向量夹角余弦
- vector included angle cosine method 向量夹角余弦法
- To improve document clustering, a document similarity measure based on cosine vector and keywords frequency in documents is proposed, but also with an input ontology. 为了改进文本聚类的效果，提出了将领域知识本体和文本关键词词频相结合的基于余弦向量的文本相似性测度方法。
- As a result, the image can be reconstructed from the alterable included angle chain. 最后,实现了可变夹角链码表示图像的重建。
- The needle that size scale intersects is opposite rightly direction of Hunan Jiang Laishui, included angle 108 degrees. 大小天平相交的尖端正对湘江来水方向,夹角108度。
- The result shows taha the magnitude of roratory angle relates to the retardation of every wave plates and the included angle between their fast axes and X axis. 结果表明，旋光角的大小与各波片的延迟量和它们的快轴同X轴的夹角有关。
- According to definition and some characters of vertex chain code, transformation between vertex chain code and alterable included angle chain is discussed. 本文还从顶点链码的定义及性质出发,讨论了可变夹角链码和顶点链码的相互转换问题。
- Small greaten a magic weapon Make full use of the included angle space of inclined housetop, implementation manages area the change of a variety of functions. 小变大法宝充分利用斜屋顶的夹角空间，实现一处区域多种功能的变化。
- In this paper, dual-beam transmission problem that possess to a certainty included angle and gains the nonlinear Schrdinger coupled equation (NNLSE) in self-defocusing media is discussed. 摘要自散焦介质中双光束斜入射耦合能发生光束偏转，通过数值模拟发现在非线性折射率不是均匀分布时光束偏转能降低抽运光功率并且偏转角度不减小，在相同的功率条件下，能产生更大的偏转。
- In vertical wells, the included angle between the fracture surface and the current surface emitted by DLT( dual laterolog tool) is equal to the inclination of the fracture surface. 在直井中,双侧向测井仪所发出的电流面与地层裂缝面之间的夹角,等于地层中裂缝面的倾角。
- The plant was growing at an angle. 植物呈一定角度生长。
- This paper discusses the definition about included angle of extreme positions in four-bar Mechanism of gemel.The new concepts is clear and avoid three problrems for lod definition of it. 对铰链四杆机构极位夹角的定义问题进行了探讨,提出的有关概念清晰明了,避免了老定义存在的三个问题。
- Methods:Observation was performed in the aspect of form anatomy, especially the measurement of included angle of vertebra and inferior facet, action line of sport mechanics and X-ray slice. 方法:从形态解剖,特别是椎体与下关节突关节面夹角测量,运动力学观测作用力线和X线片动态观察,结论:枢纽对脊柱运动起带动、制约的调控作用。
- The included angle of the tester level sight line and observing sight line is zero.The straight rail and driven test car can make the tester see the pattern rotating along anticlockwise or clockwise. 驱动测试车，使测试者在测试板前面不间断地进行往返运动，测试者会看到，测试板上的图案在圆周上沿圆心做逆时针或顺时针转动。
- This paper proposes support vectors including redundant information after analyzing geometrical structure of RBF kernel function and data dependent way for improved Support Vector Machine(SVM). 在研究RBF核函数的几何特性和分析SVM数据依赖性改进方法的基础上,提出了支持向量携带数据冗余信息的论点。
- The arccosine is the angle whose cosine is number. 反余弦值是指余弦值为number的角度。
- Returns a Double specifying the cosine of an angle. 返回双精度型,该值指定角度的余弦。
- cosine vector 余弦向量法
- Available in a choice of various body patterns including angle, straightway, left hand corner, right hand corner, vertical and vertical double union. 可提供多种阀体类型供选择，包括，角型，直线型，左侧拐角型，右侧拐角型，直立型和直立双接头型。
- Calculates the cosine of an angle. 计算角度的余弦值。
