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In the end,the statistics of the operational volume of wavelet de noising is made. 最后对小波去噪的运算量进行了统计 .
It has been proved that the wavelet packet de noising is an effective method prior to wavelet de noising. 仿真结果表明 ,基于平均阈值的小波包去噪是一种有效的去噪方法 ,其效果优于小波去噪
To find the best scheme of wavelet de noising,various parameters that influence the performance of wavelet de noising are studied in this paper. 为了找到最佳的小波去噪方案 ;本文对各种影响小波去噪性能的参数作了比较研究 .
The one dimension wavelet transform was introduced and the method of the hard threshold and the soft threshold that is used in wavelet de noising. Four kinds of rules of assessing threshold are given. 介绍了一维小波变换和用于小波去噪的硬门限和软门限处理方法 ;给出了4种门限估算准则 .
In order to improve the alarm accuracy rate in nuclear power station, this paper adopts Wavelet De noising (WD) method based on statistic characteristics and presents a loose parts alarm method. 针对核电站中检测跌落零件误报警率高的问题，本文对带通滤波后的跌落零件冲击信号应用了基于统计特征的小波去噪方法，并给出了去噪后的跌落零件报警方法。
In performance and visual quality, the algorithm is better than the wavelet de?noising based on discrete orthogonal wavelet transform and the conditional median value filtering method. ? 算法在性能指标和视觉质量上均优于基于离散正交小波变换的阈值去噪方法和传统的中值滤波法。
Fault Frequency Recognition of Rolling Bearing Based on Wavelet De - nosing 基于小波减噪的滚动轴承故障频率的识别
A native or inhabitant of Rio de Janeiro, Brazil. 巴西里约热内卢人或里约热内卢的居民
Evening dress is de rigueur at the Casino. 在赌博娱乐场要穿晚礼服。
Their intimate conversation made me feel de trop. 他们亲切交谈，使我感到自己是个多余的人。
The regiment had a strong esprit de corps. 这个兵团有很强的团体精神。
The prime minister is de facto president of the country. 这位总理实际上就是这个国家的总统。
You can have the de luxe model if you like, but it'll cost you. 你愿意的话，可以买高级的，不过得花很多钱。
The architect's piece de resistance was the City Opera House. 这位建筑师的最得意之作是市歌剧院。
Eleven hours out of Paris, the Air France plane let down into Rio de Janeiro. 法国航空公司的飞机在飞离巴黎11个小时之后，在里约热内卢减速下降。
He is promoted from chef de ring to headwaiter. 他从包桌服务员晋升为服务员领班。
The Avenue de Clichy was crowded at that hour. 这会正是克里舍林荫路最热闹的时刻。
Cheng De is a desirable summer resort. 承德是个理想的避暑场所。
You should not treat him so de haute en bas. 你对他不应该那么傲慢。
Herman Melville's Moby Dick was a tour de force. 梅尔威尔的《白鲸》是一部力作。