查询词典 filter bed

At first, the characteristics of probability distribution and frequency spectrum of noise inside measuring signal of feedback elements are discussed. Statistic filter method is come up with for noise signal of being Gauss distribution. It is analyzed reason that statistic filter method is superior to arithmetic average filter method.

分析了反馈元件测量信号中噪声的概率分布特性和频谱特性，对呈正态分布的噪声信号提出了统计滤波法，分析了该滤波法优于算术平均滤波法的原因。

Signal forming and different demodulation of GMSK baseband signal are mainly discussed in the dissertation. Gauss Filter, phase integral, SIN table, matched filter, calculate angle, bit-synchronization、output filter、A/D、D/A and etc of GMSK baseband signal are carefully studied through software emulation in SYSTEMVIEW environment. The modulation and demodulation of GMSK baseband signal are carried out by the way of using TMS320VC549 of TI to integrate software and hardware.

本文重点讨论了GMSK基带信号的形成以及GMSK基带信号的差分解调，系统在SYSTEMVIEW的环境下进行了软件仿真，通过对系统的仿真工作，仔细的研究了GMSK基带信号的高斯预滤波器、相位积分、SIN查表、匹配滤波器、相角计算、位同步、帧同步、输出滤波、A/D和D/A等。

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企业是中国酿酒工业协会的会员企业，主要产品有MKL2100麦汁压滤机、MKL碱液在线过滤系统、GAF袋式过滤器、JL系列麦芽湿式粉碎机、GF锤片式粉碎机、高合金粉碎辊、进口与国产滤袋、滤芯和过滤纸板等各种啤酒专业设备及备品备件。

Folded filter material is packed in the form of high intensity Mold hardboard, fluttering in larger areas,dust particles into the air effectively blocked by the filter material between the convolution and deconvolution, cleaner air from the other side of uniform outflowit is gentle and uniform airflow through the filter.

过滤材料是以折叠形式装入高强度模且硬纸板内，迎风面积增大，流入空气中的尘埃粒子被过滤材料有效阻挡在褶与褶之间，洁净空气从另一面均匀流出，因此气流通过过滤器是平缓和均匀的。

In order to optimize performances of shunt active power filter of harmonic compensation, attenuation ratio for switching ripple, stability and power losses, an improved LCL filter topology was presented based on the analysis of the frequency characteristics of the LCL filter, in which a switching-ripple shunt branch and a series-inductor were adopted to the damping resistor to reduce the power losses dramatically.

为了使并联有源滤波器谐波电流补偿性能、开关纹波衰减率、系统稳定性和功率损耗等方面性能得到系统的折中和优化，提出了一种改进型LCL滤波器拓扑，该结构充分利用了LCL滤波器的频率特性，在阻尼电阻两端引入开关纹波谐振分流支路，同时在阻尼电阻上串联一小电感，有效的减少了阻尼电阻的损耗而不改变系统的静态和动态性能。

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Then this thesis presents another SLAM algorithm-the Relative Map Filter, The RMF is however disadvantaged by the inability to guarantee consistency of the estimated relative map. The following sections introduce a new navigation filter - the Geometric Projection Filter or GPF. The consistency of the estimated relative map is enforced by the application of the constrained estimator to an inconsistent relative map produced by a standard RMF.

然后介绍了SLAM问题的结构，分析了绝对地图滤波器的性质，介绍另一种解决方法—相对地图滤波器，但是相对地图滤波器产生不一致的相对地图，因此在相对地图滤波器的基础上应用约束估计产生一致的相对地图，这就是几何投影滤波器，从而有效的解决了SLAM问题。

Application of inverse filter in energy spectrum measuring;2. Time-varying MIMO channel tracking algorithm based on inverse filter .;3. Based on inverse filter ing technique, a method of rotating invariance matched filtering correlation recognition is proposed in this paper.

提出了用逆滤波器来进行旋转不变匹配滤波相关识别方法；采用级联变形滤波器可以实现透射匹配相关峰强度对透射输入能量的优化，大大改善相关峰的锐度，计算机模拟结果显示，对旋转图像，在平面内按 0°～ 32°旋转，每 4°取一灰度图像的旋转不变匹配滤波相关器，具有较好的相关不变识别性能，特别是目标图像在部分输入情况下也能较好地识

The algorithm of new strain wave that will put forward through example and Lee filter wave, broad sense is various Xiang Jiaquan all is worth configuration filter wave and with all possible means the effect that Xiang Jiaquan all is worth configuration filter wave to undertake inhibition spot of be concerned with makes clear as a result quite, this algorithm restrains the noise in image effectively not only, and the geometrical structure feature that better land maintains image.

通过实例将提出的新滤波算法和Lee滤波、广义多方向加权均值形态滤波和多方向加权均值形态滤波进行抑制相干斑的效果比较结果表明，该算法不仅可以有效地抑制图像中的噪声，而且较好地保持图像的几何结构特征。

First, four groups of filter coefficients matrix for DCT domain deblocking are deduced. Then frequency characteristic parameters are extracted to instruct the selection of the filter coefficients matrix. The selected filter coefficients matrix multiplied with the DCT coefficients and the blocking artifacts is alleviated in the filtered DCT blocks.

在DCT-AFBAR算法中，首先推导出四组用于DCT域滤波的系数矩阵，然后根据解码块的频率特征参数来选取当前DCT块滤波所使用系数矩阵，最后将相应的DCT系数块与选好的系数矩阵进行相乘，即得到消除了块效应的DCT系数块。

You can snipe the second and third union leaders from this position.

您可以鹬第二和第三工会领袖从这一立场出发。

Aiming at the currently shortage of XML streams quality detecting, this paper proposes a new forecasting method of XML streams quality by least squares support vector machines, which is used the method of XML keys' vector matrix as windows, and vector product wavelet transform to multilevel decompose and refactor the XML streams series, that can fulfill real-time checking demand of XML quality, and ensure constraint, consist- ency and integrality. For even more adapting net load, it proposes a control strategy by weight and adaptive adjustment to ensure XML streams quality.

针对当前XML数据流质量检测存在的不足，提出构建XML键的矢量矩阵作为窗口，利用矢量积小波变换多级分解与重构XML数据流，再结合最小二乘支持向量机对XML数据流质量进行预测的一种方法，满足XML数据流质量重构时实时检测的要求，保证XML数据的约束性、一致性与完整性；为了更好的适应网络负载，采取加权与自适应窗口调整等调度策略充分保证XML数据流的质量检测。