查询词典 noise-signal ratio

As to the saltative noise and the partial abnormal distortion in the adjusting procedure, a new borderline-looking method based on ratio difference is exploited. An improved median filtering is also adopted to smooth them. The experimental result proves the validity of this algorithm and smoothing process. The gained models accord with the need of virtual try-on system has a broad application future.

对于调节过程中可能产生的突变噪声及局部异常变形问题，提出了一种比例差异边界查找法和改进的中值滤波算法对其进行平滑处理，最后的实验结果验证了调节算法及平滑处理的有效性，生成的模型，符合虚拟试衣系统应用要求，具有较大应用前景。

Green conservation for manual pruning inefficient, labor-intensive, and the motor type Brush Cutter, Hedge machine, turf machine prices high, the high cost of oil, gasoline oil ratio of hard to grasp the high failure rate (especially in summer heat easily pull-cylinder), and high maintenance costs, factory development and production of environmentally friendly energy-saving multi-function portable electric garden pruning machine (ie: portable electric tea light trimming machines), portable electric garden pruning machine (ie: portable electric tea in the pruning Taiwan Karikomi machines), portable electric lawn cutting machine patented product, has passed the provincial Science and Technology Commission of the technical appraisal and quality supervision departments of the country testing, alternative energy Brush Cutter, Hedge machine, improve operating efficiency and reduce the conservation costs, greatly reduced Noise!

针对绿化养护修剪人工作业效率低、劳动强度大，而机动型割灌机、绿篱机、草坪机售价高、油价成本高、汽油机油配比难掌握、故障率高、维修费用高昂等问题，本厂研制生产环保节能型出便携式多功能电动园林修剪机(即：便携式电动茶树轻修剪机)、便携式电动园林修枝机（即：便携式电动茶树中修剪台刈机）、便携式电动草坪修剪机专利产品，已通过省科委的技术鉴定和国家质量监督部门的检测，可替代高能耗割灌机、绿篱机，提高作业效率、降低养护成本，大大降低作业噪声！

In the paper, I analyze and deal with the primal data of eradiate noise to get the ratio of recognition and make a conclusion that the feature extraction arithmetic and classifier arithmetic are efficient.

本文利用两次松花湖湖泊试验所采哈尔滨工程大学硕士学位论文集的船舶辐射噪声数据进行分析处理，为了验证模糊融合分类器的分类性能，依据具体情况做了两个分类试验，给出各自具体的识别率，并由此得出了相应的结论，即本文所选取的特征提取和分类器算法基本上是有效的。

On the foundation of standard UKF algorithm, the ratio of the theoretical value to the practical ones of the innovation's covariance was taken as the input of the FLAC to reduce the dependency of FLAC on the filter model, the generality of the fussy adaptive UKF algorithm was intensified; In the procedure of adjusting the measurement noise's covariance dynamically, the adjusted range could be amplified or minified to different extent by setting the exponential adjusting parameter, so the adjusting velocity and precision of the algorithm was controlled.

在标准的非线性UKF算法基础上，以残差的实际方差与理论方差的比值作为FLAC的输入，使FLAC对滤波模型的依赖性减弱，强化了模糊自适应UKF方法的通用性；在对量测噪声方差阵进行动态调节的过程中，通过设置指数调节参数可不同程度地放大或缩小调节的幅度，使算法的调节速度和精度得到控制。

Machine tool spindle of the drive gear box were characterized by hardening tooth grinding processing, transmission ratio stability, low noise operation.

机床主轴箱内的传动齿轮均经淬硬磨齿处理，传动比稳定，运转噪音低。

Samsung HP-S4252 is a 42-inch plasma High Definition HDTV with integrated HD ATSC tuner, and the plasma HDTV specifications feature Samsung Digital Natural Image engine with digital noise reduction, 1024 x 768-pixel resoltuion, 1300 cd/m2 brightness, 10,000:1 contrast ratio, 175-degree viewing angle, connection options of 2 HDMI, 2 component, 2 composite, 2 S-Video, 1 digital coaxial and 1 digital optical, has two stereo speakers which is 10 watts apiece (20 watts total) and supports SRS TruSurround XT virtual surround sound.

三星，惠普- s4252是一个42英寸等离子高清晰度的HDTV与综合房署ATSC调谐器，及血浆的HDTV规格，功能，三星数字自然影像技术与数字降噪，为1024 x 768像素resoltuion ， 1300 cd/m2亮度， 10000 ： 1对比度， 175度的视角，连接选项2 HDMI接口， 2组成， 2复合， 2 S端子， 1个数字同轴和1数码光学，有两个立体声扬声器，这是一○瓦特交和支持SRS的trusurround xt虚拟环绕声。

Samsung HP-S4253 42-inch HD Plasma TV Review by Sci-Tech Today 三星,惠普- s4253 42英寸高清等离子电视检讨,由科技今天 Samsung HP-S4252 is a 42-inch plasma High Definition HDTV with integrated HD ATSC tuner, and the plasma HDTV specifications feature Samsung Digital Natural Image engine with digital noise reduction, 1024 x 768-pixel resoltuion, 1300 cd/m2 brightness, 10,000:1 contrast ratio, 175-degree viewing angle, connection options of 2 HDMI, 2 component, 2 composite, 2 S-Video, 1 digital coaxial and 1 digital optical, has two stereo speakers which is 10 watts apiece (20 watts total) and supports SRS TruSurround XT virtual surround sound.

三星，惠普- s4252是一个42英寸等离子高清晰度的HDTV与综合房署ATSC调谐器，及血浆的HDTV规格，功能，三星数字自然影像技术与数字降噪，为1024 x 768像素resoltuion ， 1300 cd/m2亮度， 10000 ： 1对比度， 175度的视角，连接选项2 HDMI接口， 2组成， 2复合， 2 S端子， 1个数字同轴和1数码光学，有两个立体声扬声器，这是一○瓦特交和支持SRS的trusurround xt虚拟环绕声。

Features: 1, the machine is widely used as a substitute for broken cone machine, the roller machine, ball mill, rod mill of the new models. 2, novel, unique, smooth operation. 3, small energy consumption, high yield, broken ratio. 4, machine noise, dust less pollution. 5, a plastic function, a cube-shaped products, the packing density. 6, in the production of stone to protect the bottom of a plane without wear and durability. 7, with a small number of special vulnerability of hard wear-resistant material made of small size, light weight, ease of replacement. 8, equipment, small size, simple operation, installation and maintenance convenience.

特点：1、本机是广泛用于替代锥碎机、对辊机、球磨机、棒磨机的新机型。2、结构新颖、独特、运转平稳。3、能量消耗小、产量高、破碎比大。4、机器噪音小、粉尘污染少。5、具有整形功能，产品呈立方状，堆积密度大。6、在生产中，石料能形成保护底层，机身无磨损，经久耐用。7、少量易损件用特硬耐磨材质制成，体积小、重量轻、便于更换。8、设备体积小、操作简单，安装和维修方便。

For the case of the Yankee-BWR, the dynamics at the equilibrium point such as natural frequency, damping ratio and time constant can be identified with the noise data.

对Yankee-BWR的噪声数据，辨识出系统平衡点处的自然频率、阻尼比和时间常数等动态特性；并通过对状态方程的分析，得出其二次系统中的极限环的数学表示。

The method detection limits were calculated as 1.5 mg/kg for sodium cyclamate based on a 10 g sample,with the ratio of sign to noise more than 3 times.

但也有研究表明：甜蜜素具有致癌、致畸、损害肾功能等副作用[1，2]，很多发达国家早已全面禁止其在食品中使用。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。