以其他波段的几何信息辅助噪声污染波段重构,经过相应的小波重构滤波器滤波,获得该波段图像的重建以进行消噪。
Assisted by other bands high frequency geometric information, reconstruct noise band image with wavelet reconstruction filter to de-noise noise band image.
核爆炸会释放出高能量的光和热,破坏力巨大的压力波,而且四处飘散的放射性物质会污染数周围英里内的空气,水,和地表。
A nuclear blast is an explosion with intense light and heat, a damaging pressure wave, and widespread radioactive material that can contaminate the air, water, and ground surfaces for miles around.
提亚特河的泡沫污染在河流流经水坝的地方尤为严重,正如9月2日在皮拉波拉的邦热苏斯所拍摄到的照片一样。
The Tietê River's foamy pollution is especially intense in areas where the river passes through dams, such as in Pirapora do Bom Jesus, pictured on September 2.
阿斯卡波察尔科行政区的石油精炼厂在1991年被关闭了,该炼油厂曾被估测出排除的污染物占墨西哥空气总污染物的7%,关闭之后,它的大部分场地被开垦重建成公园。
The oil refinery in the borough of Azcapotzalco, which was said to belch out up to 7% of Mexico City’s air pollution, was shut in 1991. Some of its land was converted into a park.
邦咯岛平静无波的蓝色海洋,美丽的海滩和未受污染的环境,是那些想暂时放下一切出外遨游者的乐土。 。
Pangkor r's smooth blue sea, fine swimming beaches and unpollufed environment make it adreamland for those who want to get away from it all for a while.
从我国油气资源来看,海上多波地震是解决海底模糊带、构造变形和气污染等问题的有效技术。
From the viewpoint of resource demand, ocean multi-wave exploration is a useful technology to resolve the difficult problem just as blur zoon, structure distortion and gas pollution etc.
针对超声无损检测中超声信号受噪声污染、信噪比不高的情况,提出了一种新的基于改进阈值函数的小波域超声信号去噪方法。
Aimed at the ultrasonic signal polluted by noises, which is low in SNR, a method of the ultrasonic signal denoising in wavelet domain based on an improved threshold function was put forward.
该文通过对高频雷达信号处理过程的分析,阐明了电离层扰动对回 波信号污染的机理。
In this paper, the mechanism of the ionosphere contamination from the ionosphere distortion is exposed for the first time by analyzing the process of HF radar signal processing.
导电屏蔽塑料是防止静电危害、电磁波污染的一种有广泛前景的功能高分子材料。
Conductive and shielding plastic is one of functional polymer materials which can resist static hazard and electromagnetic wave pollution and has extensive research and application prospect.
电磁波干扰(emi)是愈来愈突出的一大环境污染问题,已经不同程度地影响了人们的生产、生活。
The environment problem of Electromagnetic Interference (EMI) becomes more and more outstanding. This problem has already influenced people's life in different degree.
雷达的电磁辐射污染主要来自雷达的发射装置及数据采集系统和由雷达天线发射出去的电磁波对环境造成辐射危害。
The electromagnectic radiation pollution from radar includes it's projectile device , data collection system and the electromagnectic wave discharged by antenna of radar.
直流变交流,准正弦波。全自动保护,安全可靠。体积小,重量轻,效率高。无污染,免维护,使用方便。
DC Variable AC, quasi-sine wave. Automatic protection, safe and reliable. Small size, light weight and high efficiency. Pollution-free, maintenance-free, easy to use.
提出一种新的自适应算法估计被噪声污染的正弦波信号的频率,依据IIR窄带滤波器和自适应FIR滤波器的级联,形成快速有效的自适应算法。
In this paper, based on a narrow IIR BPF cascaded by an adaptive FIR filter, a novel fast adaptive algorithm for sinusoid frequency detection in noisy environment is depicted.
被动探测使用毫米波辐射计,不发射电磁波,因而没有电磁污染和目标闪烁效应,工作比较隐蔽,不易被发现。
Passive detection uses MMW radiometer, which does not emit electromagnetic wave, has no glitter effect and works snugly.
而这波浓缩光照到病人的DNA分子,需排除不需要的污染物的光照,否则会让微弱的信号让一个单一序列变得模糊。
This wave concentrates illumination to a patient's DNA molecules, preventing illumination of unwanted contaminants that would otherwise obscure the faint signal from a single strand of DNA.
启动压力梯度使压力波传播范围变小,井底污染会造成一个附加压力降。
The spread range gets smaller because of threshold pressure gradient, and there will be a additional pressure drop in the bottom of the well because of the skin damage.
本发明结构简单,生产使用成本低,易于安装、使用面广、无操音、无二氧化碳、无电磁波,不耗费不可再生资源,不污染环境。
Features are: simple structure, low cost, easy of installation, no noise, no carbon dioxide, no electromagnetic wave and environment pollution, not using nonrenewable resource.
分析了激光成像雷达系统中所成的散斑像的乘法模型 ,并在此基础上利用一基于小波的同态滤波器对被散斑污染的图像进行了消噪处理。
In this paper, multiplication model of speckle image in imaging lidar is analyzed, and then suppression processing for the speckle image is finished by homomorphic wavelet filter.
适应家庭控制网络的需要,本文开发设计了网络阻波器,达到阻断载波信号、减少载波信号对电网污染的目的,保证了电力载波通信的可靠进行。
Meeting the needs of PLC signals isolation and reducing noise, network filter model has been designed. The experiment shows that it is effective in making sure that the communication is reliable.
适应家庭控制网络的需要,本文开发设计了网络阻波器,达到阻断载波信号、减少载波信号对电网污染的目的,保证了电力载波通信的可靠进行。
Meeting the needs of PLC signals isolation and reducing noise, network filter model has been designed. The experiment shows that it is effective in making sure that the communication is reliable.
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