查询词典 noise-power-ratio

Firstly, nonlinear diffusion filter was used to wipe of noise efficiently and kept the edge information of the image. Secondly, gradient calculation of pixel diagonal direction was considered in the calculation of neighborhood gradient amplitude which further repressed the impact of noise. Thirdly, using average interclass variance, the self-adaptively double thresholds for different images were calculated.

首先采用非线性扩散滤波减少了图像噪声，同时保持图像的边缘信息；在邻域梯度幅值计算中，考虑像素对角线方向的梯度，进一步抑制了噪声的影响；最后采用平均方差阈值法选取阈值，从而提高了对不同图像的自适应性。

To create a Perlin noise function, you will need two things, a Noise Function, and an Interpolation Function.

为了创建一个柏林噪声函数，我们需要两个东西，一个噪声函数和一个插值函数。

The method used to analyze the noise of electrical amplifier is applied to analyze the intrinsic noise of semiconductor laser diode.

本文将电子放大器的噪声分析方法用于半导体激光二极管的本征噪声分析中，在R.S。

There has some intuitionist noise which declines the quality of image in the medical digital image. So we need to eliminate noise from image. To improve contrast sensitivity, display the illegible and low contrasted detail of image, We need to enhance image.

医学图像中存在着一些直观的噪声，使图像的质量下降，因此需要对图像进行去噪，为了提高图像的对比灵敏度，显示图像中较模糊、对比度差的细节，还需要对图像进行增强处理。

Ge Yusheng, General Secretary with Chinese As sociation of Light Industry Machinery seriously mentioned that Baodao-B-3 low-noise, strong-suction V suction-ironing table is unique in its kind, which successfully overcame the ins ufficient suction of old ironing table with its suction wind strength up to 350 Pa, whose whole stroke of suction valve adopts stamping by machinery mould, leaving smooth suction door of good sealing and low-noise etc. My personal involvement in this quality inspection witnessed the proven quality of Baodao brand.

中国轻工机械协会秘书长，高级工程师葛余生认真地讲宝岛牌YTT-B-3型低噪音强吸风，V型吸风烫台与同行业生产的不一样，很具有特色，解决了过去老式烫台吸风不足的弊病，吸风压强最高达350Pa，吸风阀门全程采用机械模具冲制，使风门光洁畅顺及密封性好，噪音低等特点(我亲自参加了这次质量检测，宝岛品牌名副其实)，宝岛品质国内一流，与国际同步，替代进口，价格从优。

I talk to my friend and someone repairing the road behind us starts up a jackhammer . I can't hear my friend above the noise ,But noise in this context is not just sound .

我和朋友说话，而有人在我门身后正用手提钻在修路，这样我根本就听不到我朋友说什么。

The filter consists of a fuzzy impulse noise detector, impulse noise canceller and fuzzy jointer.

该滤波器由模糊脉冲噪声检测器、噪声消除器与模糊结合器构成。

We have defined minimum structure function for the CSAMT inversion based on genetic algorithm, and have found the optimal value of the Lagrange multiplier μ=0.5. The designed models are H, A, K, Q and HKH, KHA. When the data is without noise or with 10% noise, the resulting resistivity models fit the true models well.

利用H、A、K、Q和HKH、KHA模型对方法进行了数值试验，在无噪和加入10％噪声情况下，反演结果与模型一致；加入20％噪声后，反演仍取得良好结果，与理论模型基本吻合。

Lande technology ready to integrate international resources, based on the Chinese market to noise vibration test products and services as the core, set up customer trust worthy service brand to become China's field of noise vibration test leader.

朗德科技愿整合国际资源，立足中国市场，以噪声振动测试产品和服务为核心，建立值得客户信赖的服务品牌，成为中国噪声振动测试领域的领航者。

This makes it possible to reduce vibration and noise on a certain frequency in application. By finite element method, frequency response and radiating noise of block's lateral surface under the impact are analyzed.

根据不同频率灵敏度最大值所对应的位置不同这一特点，可进行局部参数修改，而对其它频率响应的影响很小，使得实际中针对某一频率的减振降噪成为可能。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。