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interpolation algorithm中文是什么意思

  • n.插值算法

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  • 例句与用法
  • When two images have different resolutions, the higher resolution the images have, the better result it turns out, but it will consumes much more time . we also focus on partial volume ( pv ) interpolation algorithm . the value of mutual information ( mi ) does n't increase or decline in one direction at translation from one integer to the nearest integer
    在添加了不同噪声干扰时,它表现出了很好的抗噪性;对于不同分辨率的图像配准,分辨率越高,配准精度越高;pv插值技术导致互信息相邻整数变换之间的非单调性。
  • In the dissertation, the author uses objective and subjective measurement respectively to compare among philips's 1st ( c's algorithm, philips's 2nd ic's algorithm and our own motion compensated algorithm . simulation shows our algorithm solves the problem of horizontal edge flicker in saa4991, alleviates the problem of " tear " in saa4992 . the author also uses subjective measurement to compare among our edge-based motion adaptive de-interlacing algorithm, traditional intra-field interpolation algorithm and faroudja's dcdi algorithm . simulation shows our own edge-based algorithm can remove the sawtooth on the object's edge, and has basically reach the level of dcdi
    论文从主观和客观两个角度对比分析了自有的运动补偿算法和飞利浦一代芯片saa4991、二代芯片saa4992中的运动补偿算法的性能:自有算法对于图像的水平边有效抑制了saa4991存在的闪烁现象,减小了saa4992存在的拖尾问题;自有的边沿算法消除了传统算法在物体边沿处存在的锯齿,可以得到清晰平滑的边沿,基本达到了dcdi算法的水平。
  • Broadband source location method is investigated by using signal-phase-matching principle, and simulations and experiments are carried out to show the validity of the method; two high resolution algorithms of broadband signals are proposed, which are the dft interpolation algorithm and the frequency invariant beam space algorithm . the proposed algorithms have no requirement for prior information of source locations, so the results of doa estimation can be unbiased; a method of temporal-spatial averaging, which can improve the performance of doa estimation for uniform linear arrays, is given . this method can be applied in the most narrowband or broadband eigen-structure based high resolution algorithms
    提出了利用信号相位匹配法的宽带信号方位估计方法并从仿真和实验两方面对其进行了验证;提出了基于dft插值的和基于频率不变响应波束域的两种宽带信号高分辨方位估计算法,这两种方法在进行方位估计时均不需要进行方位预估,从而避免了因角度预估可能带来的估计偏差;最后提出了一种提高均匀线列阵方位估计性能的时空平均法,该方法可适用于多数窄带或宽带的特征结构类高分辨方位估计算法中。
  • In this thesis, some key issues of the vr technique are systematically investigated . firstly, for the image filters and image interpolation between slices, a integrated interpolation algorithm is presented based on the contour shape and correspondence matching, which keeps the shapes and grays information the objects of interest . secondly, the fidelity of effect of the vr for medical images is studied, and a continuous-gradient-based method for transparent volume rendering is proposed, which vivifies the results of volume rendering
    首先,研究了医学断层图像数据的滤波及层间插值技术,提出了一种基于轮廓形变和对应点匹配相结合的混合插值算法,在实现图像层间插值的同时保持了目标的轮廓形状与灰度信息;其次,对医学影像容积重建效果的逼真度进行了研究,提出了一种基于连续梯度转换函数的交互式透明体绘制方法,使重建效果更加生动、真实。
  • Secondly, the dissertation proposes a novel blind symbol-timing scheme for ofdm systems based on cyclostationarity feature of received symbols . the proposed schemes also exploits the periodicity of ofdm symbol introduced by cyclic prefix, by applying 2-dimentional fourier transformation and choosing the appropriate correlation peak value as the symbol start location, the precision of this scheme is higher than previous conventional method . thirdly, the dissertation presents analysis with regard to channel estimation of ofdm systems . several interpolation algorithm in ofdm systems which based on pilot sequence have been analyzed in the first instance, and the influence of the channel noise on interpolation precision has discussed . the theoretic analysis and simulation results show that : the interpolation error induced by the precision of interpolation procedure itself has out weight
    第三,论文在ofdm系统的信道估计方面,先对基于导频的ofdm信道估计中的多种插值方法进行了分析,讨论了噪声对插值精度的影响,指出插值本身的精度所造成的插值误差远大于噪声所带来的插值误差,从而阶次更高的插值算法在实用中并非最优的;并指出插值滤波法比变采样率算法对噪声的影响更为敏感,在信噪比较高时插值滤波算法比变采样率算法更优。
  • Meantime, the interpolation algorithms of line and arc in 4 quadrants were realized, and the problem of auto crossing quadrants was resolved successfully . the visual interface for control system was achieved, based on windows and visual c + + 6.0, and a g command set for mems was designed further; meanwhile, reading function from cad data file and auto-machining was achieved successfully
    利用windows和visualc++6.0作为控制软件的开发平台,开发了对整个准分子加工系统的可视化控制软件;设计了一套符合准分子激光微加工应用的g指令集:同时提供了对cad导出数据文件的读取和自动加工功能。
  • The emphasis of the thesis is base-band signal shaping and programmable interpolation algorithm . we introduce the basic theory of base-band signal shaping, and the effect of the digitizing of the ideal raised cosine rollof signal g ( t ) is attentioned . the shaping filter parameters are determined based on the system specifications, and the simulation results are given
    首先从降低邻近码间干扰原则出发,讨论了基带成形的基本原理与升余弦滚降滤波器的时频特性,重点分析将理想的滚降波形g(t)数字化后对频谱的影响,并且根据系统指标,确定了各项参数,给出了具体的设计举例和仿真结果。
  • In the thesis, the general situation of the domestic and abroad developments in the field of the numerical control interpolation algorithm for aspheric surface machining is reviewed firstly, for the poorness of recent numerical control interpolation algorithm, an numerical control interpolation algorithm that based on the genetic algorithm ( ga ) and neural network ( nn ) is introduced
    在数控系统中,它是生成加工轨迹的一个最基本的子程序,在很大程度上决定了数控机床的加工精度和最大进给速度。本文首先综述了国内外非球曲面超精密加工中所运用的插补算法的发展概况。
  • In the thesis, the general situation of the domestic and abroad developments in the field of the numerical control interpolation algorithm for aspheric surface machining is reviewed firstly, for the poorness of recent numerical control interpolation algorithm, an numerical control interpolation algorithm that based on the genetic algorithm ( ga ) and neural network ( nn ) is introduced
    在数控系统中,它是生成加工轨迹的一个最基本的子程序,在很大程度上决定了数控机床的加工精度和最大进给速度。本文首先综述了国内外非球曲面超精密加工中所运用的插补算法的发展概况。
  • In the thesis, the general situation of the domestic and abroad developments in the field of the numerical control interpolation algorithm for aspheric surface machining is reviewed firstly, for the poorness of recent numerical control interpolation algorithm, an numerical control interpolation algorithm that based on the genetic algorithm ( ga ) and neural network ( nn ) is introduced
    在数控系统中,它是生成加工轨迹的一个最基本的子程序,在很大程度上决定了数控机床的加工精度和最大进给速度。本文首先综述了国内外非球曲面超精密加工中所运用的插补算法的发展概况。
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Last modified time:Fri, 15 Aug 2025 00:29:56 GMT

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