angle n. 【英史】盎格鲁人〔cf. Angles〕。 angle1 n. 1.角,隅,角落;棱,嬗角。 2.【数学】角,角位,角的度数。 3.【机械工程】角铁。 4.见地,观点。 5.(事物的)方面,角度。 6.〔口语〕隐蔽的个人动机;诡计。 7.〔口语〕(新闻报导的)偏见,歪曲。 an auxiliary [subsidiary, supplementary] angle 补角。 an external [exterior] angle 外角。 an internal [interior] angle 内角。 an obtuse angle 钝角。 a vertical angle 对顶角。 a right angle 直角。 a straight angle 平角。 an optical [a visual] angle 视角;【矿物】光轴角。 angle of attack 【航空】气压角,迎角。 angle of bank [roll] 【航空】转角。 meet at right angles 相交成直角。 take the angle 测角度。 view from various angles 由各方面观察。 vt. 1.使(摄影机等)偏成[转向]某一角度。 2.使(新闻报导等)带上色彩[倾向性]。 She angled her column of chitchat towards teen-agers. 她的闲话专栏着眼于青少年。 angle one's camara (摄影时)对角度。 angle a report 使报告搀杂偏见。 vi. 1.转变角度;突然朝某方向转去。 2.以一个角度移动。 n. 〔古语〕钓钩;钓具。 a brother of the angle 钓鱼者。 vi. 1.钓鱼。 2.〔美俚〕钓(誉),贪图,图谋。 angle for carp 钓鲤鱼。 angle for praise 沽名钓誉。 vt. 在…钓鱼。
Application of genetic algorithm in radar low angle tracking 遗传算法在雷达低仰角跟踪中的应用
Modeling and calculating of multipath effect of low angle tracking for a monopulse radar 某精测雷达航路异常值处理方法改进研究
Through further analysis on chosen angle tracking system , two angle tracking receiver schemes are fixed for tdrs and user ’ s satellite 通过对选定的角跟踪体制作进一步的分析,确定了中继星和用户星的角跟踪接收机方案。
Abstract : angular glint error ( age ) is the main factor affecting angle tracking of millimeter wave ( mmw ) radar seeker so must be suppressed 文摘:角闪烁误差是影响毫米波导引头末制导阶段雷达跟踪精度的主要因素,必须对其进行抑制。
It analyzes the environment of isl and dissects the a & t technology , founds a firm base for further research . the angle tracking system is specially studied , which is the most important part of a & t system 分析了星间链路的环境并对捕获跟踪技术进行了分解,重点研究了捕获跟踪系统的关键部分? ?角度跟踪系统。
The paper includes four sections followed here : the first section studies the modeling of signals of pulse doppler radar seeker , and establishes a radar signal simulation model , including radar emitting signal model , receiving signal model , receiving echo signal model , clutter model , noise model , sum channel directional pattern of antenna model , difference channel directional pattern of antenna model , sheltering model , rcs model , glint noise model , etc . the second section studies signal processing of pulse doppler radar seeker , and establishes radar signal processing mathematical model and data processing mathematical model for simulation , including windowing , doppler filtering , envelope demodulation , pdi , cfar , centering , velocity tracking , angle tracking , a - b filtering , etc . the third section studies the modeling of modified proportion guiding , and establishes guiding model , then dynamic simulation results is provided 论文的主要工作包括四部分:第一部分研究了脉冲多普勒雷达导引头的信号建模问题,建立了雷达信号模型,主要包括:发射信号模型、接收信号模型、目标回波信号模型、杂波模型、噪声模型、和差通道天线方向图模型、遮挡因子模型、接收机噪声模型、目标雷达截面积统计性模型、目标角闪烁模型等。第二部分研究了脉冲多普勒雷达导引头的信号处理模式,建立了信号和数据处理模型,主要包括:加窗和多普勒滤波、包络检波、检波后积累、频域cfar处理、速度定心、速度跟踪、角跟踪、 ?滤波等,然后给出了信号处理流程。
Next an arithmetic for 3d angle tracking of human face is proposed . this algorithms is based on image information of hsi format and edge detection , of which the method of extraction of hsi information is improved on . human face feature , such as eyes and mouth , are found to determine a plane of human face due to three points can fix a plane by the method of tracking robots , which is used to track human face feature 接下来讨论了人脸三维角度连续跟踪系统的算法设计,这种算法首先使用一种基于hsi图像格式和边缘检测的算法进行图像分割,其中检测hsi图像的算法得到了改进,然后再在人脸中找到例如眼睛、嘴巴这样的特征部位,并将跟踪足球机器人的方法应用于此,对这些特征部位进行实时跟踪。