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- Experimental results using range profiles from microwave unreflected chamber show the effectives of the proposed algorithm. 基于微波暗室实测数据的实验表明了该方法的有效性。
- Based on the method of decision analysis and the concept of pattern classification complexity, class separability of the range profiles of aircraft-type targets offered by the high resolution radar is discussed in this paper. 利用决策分析方法和模式分类复杂度的概念，对高分辨雷达飞机目标的原始距离像、平均距离像以及付氏变换距离像的类别可分性进行了讨论。
- Based on the target specific information offered by the range profiles of step frequency MMW radar targets, the wavelet neural network is applied to recognition of three kinds of practical radar targets. 根据毫米波频率步进雷达目标一维距离像所给出的信息 ,将所提出的小波神经网络用于 3种实际雷达目标的识别。
- Eigen-subspace and canonical-subspace methods are studied and applied to feature-extraction for target recognition using range profiles of a High-range-Resolution-Radar (HRR) system. 摘要基于高分辨一维像,研究特征子空间法和正则子空间法在雷达目标识别中的应用。
- high-resolution range profiles (HRRP) 高分辨距离像
- high-resolution range profiles(HRRP) 一维距离像
- In this pape r, the formation principle of radar target range profile is analyzed at first. 首先分析了雷达目标一维距离像形成原理。
- MMW high resolution radar range profile two-step stretch processing method direct digital synthesis （DDS）. 标 签 毫米波高分辨雷达 距离像 双脉冲伸缩处理 直接数字合成(DDS).
- The motion compensation factor for the bistatic range profile of a moving target is also proposed. 分析了对多散射中心目标的双基地距离像与单基地距离像之间的关系,最后对双基地距离像进行了仿真。
- I was reading a magazine when the phone rang. 电话铃响时我正在看一本杂志。
- The melody still rang in her ears. 那个旋律仍然在她的耳际荡。
- Jin Yan.High Resolution Range Profile Statistical Property Analysis of Radar Target[C].Proceedings of IEEE 2002 ICSP:1 469-1 472. 邢孟道;保铮.;飞机目标的一维距离像特性[J]
- T hen we analyze the target scattering center model, angle movement model and the simulation of radar target range profile based on these models. 并具体分析了目标的散射中心模型、角运动模型及根据这些模型进行目标一维距离像仿真的方法。
- Their refusal rang the knell of our hopes. 他们的拒绝是我们希望破灭的凶兆。
- Zhou D Y,Shen X F,Yang W L.Unknown target discrimination using range profile of radar target[J].Chinese Journal of Radio Science,2002,17 (2):147-150. [2]周代英;沈晓峰;杨万麟.;雷达目标一维距离像识别中的非训练目标判别[J]
- He rang off without giving his name. 他名字也未说就挂断了电话。
- Mysteriously, there was no answer when I rang. 真怪，我按了铃，但没人应。
- How to extract effective discriminant features is the key problem for radar automatic target recognition based on high resolution range profile (HRRP). 摘要抽取有效鉴别特征是雷达一维高分辨距离像识别的关键。
- The playground rang with children's shouts. 游戏场上到处都是儿童的喊叫声。
- Based on the idea of subspace projection, an optimal kernel discriminant analysis (OKDA) is given and used to extract features from a range profile. 核判别分析(KDA)是一种抽取非线性特征的有效方法，但它会因为奇异性问题而难以求解。
