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- Aimed at particle swarm optimization(PSO) algorithm being easily trapped into local minima value in multimodal function,a rotating surface transformation(RST) method was proposed. 针对粒子群优化算法(PSO)应用于多极值点函数易陷入局部极小值,提出旋转曲面变换(RST)方法。
- Aimed at particle swarm optimization (PSO) algorithm being easily trapped into local minima value in multimodal function, a rotating surface transformation (RST) method was proposed. 摘要针对粒子群优化算法(PSO)应用于多极值点函数易陷入局部极小值,提出旋转曲面变换(RST)方法。
- rotating surface type air speed indicator 转面式风速计
- By making use of transformation of coordinate translation, coordinate rotation, we deduced general formula about area of rotational surface. 利用坐标平移、旋转变换,导出旋转曲面面积求法的一般公式.
- Under suchcircumstances, there is no expression of algebra for surface, so this rotation surface needs to bere-generated by reverse engineering. 在这种情况下往往没有曲面的代数表达式,这就需要通过逆向工程将这种旋转面曲面重新描述出来。
- The Definition of Tangent Plane of the First Kind Rotating Surface 一类旋转曲面的切面的确定
- The design of rotation surfaces is an important subject in CAD/CAM and CAGD. 旋转曲面的设计在CAD/CAM及CAGD中有重要作用。
- The gas bubbled to the surface of the water. 气体变成气泡升上水面。
- The surface of the liquid gradually crusted over. 液体表面渐渐地结了一层皮。
- A breeze ruffled the surface of the lake. 一阵微风吹皱了湖面。
- A wave broke across the surface of the pool. 一个波浪从池水表面掠过。
- The calm water surface is very much like a mirror. 那平静的水面十分象一面镜子。
- In rotating, the shaft splashes oil up into the bearings. 当轴旋转的时候就把油溅入轴承。
- Acid had pitted the surface of the silver. 酸把银器的表面腐蚀了。
- Also the curves can express the circle arc and ellipse arc and can construct rotate surfaces. 同时它还能精确表示圆弧、椭圆弧等二次曲线,推广到空间即可以表示旋转曲面。
- The rotating chamber of a revolver that holds the cartridges. 子弹轮转盘装有弹药的左轮手枪的旋转弹膛
- He is honest only on the surface. 他只是表面诚实而已。
- A film of mucus and bacteria on a tooth surface. 齿菌斑牙齿表面一层粘液和细菌的膜
- The hard outer portion or surface area of bread. 面包皮面包的表面区域的硬皮
- A gyroscope consisting of a rotating wheel in a rigid case. 回转轮一种由装在固定的盒中的一个转轮组成的回转仪