noise reduction 中文意思是什麼

noise reduction 解釋
減噪
  • noise : n 1 聲音,聲響。2 叫喊;嘈雜聲,噪音;喧鬧聲;吵鬧,騷動,騷擾。3 〈古語〉謠言,風聲。4 〈美國〉...
  • reduction : n 1 縮小,減少;降級,降位;(刑罰等的)輕減;減速;減價,折扣。2 (城市、國家等的)陷落,投降,...
  1. 3. researching on the edge detection method of surface image. after using the edge detection operator for the preliminary abstracting, a series of extending work, such as grey bivalence 、 thinning 、 noise reduction and compagination have been done

    3 .對帶鋼表面圖像的邊緣檢測方法進行了研究及實現,採用邊緣檢測運算元對邊緣初步提取,進行了二值化、細化、去噪聲、連接等一系列后續處理工作,並且較好的判斷了邊緣是否良好的情況。
  2. We use wavelet transform and spiht encoding method to compress the data that we got after speckle noise reduction. the results compare favorably with jphg compression methods

    對于基於邊緣信息的garrote去噪方法我們同傳統的軟去噪和硬去噪以及lee濾波方法進行了比較,得到了很好的實驗結果。
  3. The plan of speckle noise reduction we proposed is use the garrote shrinkage function assisted by edge information of scale 2. we compare the speckle reduction results by conventional soft - valve, hard - valve and lee filter methods, and get very good conclusion

    我們提出的相干斑抑制方法是利用小波變換檢測圖像尺度為2的邊緣信息,再利用檢測出的邊緣信息利用garrote削減函數進行小波域的相干斑噪聲濾除。
  4. Fast algorithms of both discrete and orthonormal wavelet and wavelet packet coefficient are diagrammatized to be introduced. daubechies wavelet is applied to help to discuss the application and test on signal filtering and noise reduction with the principle and threshold implementation ; the basic principle to pickup the fault characteristics is introduced mainly about the relations between the maximum module and signal saltation point and how to characterize the saltation point with lipschitz exponent

    展示了離散正交小波變換的mallat快速演算法和小波包系數分解的快速演算法;重點應用daubeches小波探討了小波變換在信號濾波去噪中的應用和實驗,闡述了其基本原理和通過閾值化處理實現濾波的具體方法;探討了用小波變換進行故障特徵提取的原理,說明了小波變換模極大值和信號突變點之間的關系以及怎樣用李氏指數來表徵突變點的性質。
  5. Technology, advanced 3d noise reduction, and a 3d comb filter to accompany the integrated video decoder

    技術,先進的針對集成視頻解碼器的三維降噪,三維梳妝濾波器。
  6. Mechanics on noise reduction of the structure is as followed : there is a very thin air layers between the matrix, so the structure of multi - layer is formed. that is metal a - air - metal b - air - metal a or metal a - air - metal b - air - metal b - air - metal a. on the cutting motivation conditions, air layer between two metal layers is flowed to - and - fro, which can absorb a part of motivation energy, so it leads to low noise radiation

    該結構設計的消音機理為:層與層之間存在一層非常薄的空氣層,形成不同金屬與空氣的多層結構,即a金屬-空氣- b金屬-空氣- a金屬或a金屬-空氣- b金屬-空氣- b金屬-空氣- a金屬等多層結構。
  7. A comparative study of noise reduction method for atomic clock data

    原子鐘數據消噪方法比較研究
  8. Moreover two types of non - cooperative sequences estimation and despreading schemes are introduced briefly. 2. several usual blind code synchronization methods, including delay multiply ( sliding autocorrelation ), maximum norm and average noise reduction approaches are summed up and analyzed by computer simulations

    2 、總結和介紹了幾種常用的盲碼同步方法,包括延遲相乘(滑動自相關)法、最大范數法、平均降噪法等,並進行了計算機模擬和分析。
  9. Cab uses new steel structure, broadminded, secure, damping noise reduction

    駕駛室採用新型鋼構,視野開闊,安全可靠,減震降噪。
  10. The paper produces noise reduction measurements and major frequency coverage that is 200 ~ 2khz to be used in selection of acoustical absorption and sound insulation materials. the measurement produces self - contained data to design lower noise railway vehicles in the future

    本次測試的車輛車內噪聲主頻帶為20 2khz ,可依據此頻段進行新型車的設計和車體內部隔聲吸聲材料的選擇。
  11. Crow d e. a comprehensive approach to engine noise reduction technology. isabe 2001 - 1011

    陳光.航空發動機結構設計分析.北京:北京航空航天大學出版社, 2006
  12. Designing air cleaner with good performance of noise reduction is one of the effective ways for the intake noise control

    設計消聲效果良好的空氣濾清器是控制發動機進氣噪聲的有效措施之一。
  13. Noise reduction properties of polyurethane rigid foam

    聚氨酯硬質泡沫塑料降噪性能研究
  14. Study of noise reduction in coupled chaotic measurement circuits

    混沌測量電路耦合降噪研究
  15. Finally, coupled chaotic system is realized to measure the fluctuation of magnetic field. meanwhile, it is proved that coupled chaotic system could be used to reduce noise. this experiment also finds an efficient approach for noise reduction in chaotic measurement

    最後把耦合混沌測量系統用於磁場測量中,實現用多個混沌電路耦合的系統測量微弱的磁場變化,證實了耦合混沌系統有較好的抗干擾能力的結論,為混沌測量的抗干擾措施找到了一條比較有效的途徑。
  16. Hearing protectors - safety requirements and testing - active noise reduction ear - muffs

    護聽器.安全要求和試驗.有源噪聲降低型耳套
  17. Hearing protectors - safety requirements and testing - part 5 : active noise reduction ear - muffs

    聽力保護器.安全要求和試驗.第5部分:有源降噪耳罩
  18. Noise reduction friction course

    減音多孔道路面層
  19. Noise reduction friction co

    減音多孔道路面層
  20. The research of adaptive noise reduction system base on short time average magnitude

    基於短時平均幅度比的自適應降噪系統的研究
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