combining filter 中文意思是什麼

combining filter 解釋
組合濾波器
  • combining : 化合的
  • filter : n 1 濾器,濾紙,過濾用料[砂、炭等]。2 【無線電】濾波器;【物理學】濾光鏡,濾色器。vt 過濾,用過濾...
  1. The research status of the world diesel exhaust aftertreatment technology is summarized systemicallyo at the same time, the development status and problems about oxygenation catalysis converter and particulate filter are analyzed on the basis of mentioned informations, we bring up a diesel exhaust cleanse system, that adopts the technique course of catalysis conversion combining particulate collection and regeneration the system collects exhaust particulate by means of efficacious filtering material it can oxidize ho co and macromolecule solvable organic via catalyst and diesel oil additive enhanced temperature will partly oxidize collected particulate and ultimately achieve the aim of exhaust reduction, after processing system frame design and trial matching, it ' s detected that the system can surely cleanse gas exhaust and particulate in addition, gas - ejected combustion - supporting regeneration for diesel particulate filter is also researched, we have rudimentarily designed the software and hardware of the g as - ejected combustion - supporting system having processed a series of trials, we discover the rules of the system credibly working these rules demonstrate the right direction for researching gas - ejected combustion - supporting regeneration technology

    本文系統地介紹了國內外柴油機排氣后處理技術的研究現狀,分析了氧化催化轉化器和微粒捕集器的發展現狀及存在的問題,以此為基礎,提出了一種柴油機排氣凈化系統,該系統採用催化轉化與微粒捕集及再生相結合的技術路線,通過過濾材料的有效過濾,將排氣中的微粒進行收集,藉助于催化劑和柴油添加劑使排氣中hc 、 co及高分子可溶性有機物氧化,產生的高溫使得收集到的微粒部分氧化,從而達到降低排放的效果。通過系統結構設計和試驗匹配,實現了對氣體排放物和微粒的凈化。同時,論文中還進行了柴油機微粒捕集器噴氣助燃再生的研究,初步設計了噴氣助燃系統,進行了控制系統軟、硬體的開發,通過正交試驗,摸索出了噴氣助燃系統可靠工作的一般規律,為噴氣助燃再生技術的開發提供了方向。
  2. 3, on the base of the traditional spatial filtering, the author present, a new despeckle algorithm, that make use of iterated processing and correlated neighbourhood model, iterated filtering method of the sar image combining the correlated neighbourhood model with maximum a posteriori filter. first, a series of templates refecting direction information are established and every template is present for a kind of neighbour structure. then on the basis of sar images statistical property, the maximum a posteriori estimate of the real intensity under observation image values is got by bayes formulatio - n

    3 、針對傳統空間濾波器的不足,引入迭代處理和相關鄰域模型的概念,提出了基於相關鄰域模型的最大后驗迭代濾波。該演算法引用一系列反映局部邊界特徵的鄰域模型,以描述圖像的細節。引入強度的先驗概率分佈模型,利用bayes方法,對各個結構進行實際強度的最大后驗估計。
  3. Combining with the performances of danshan bridge, discussing the methods on the construction controlling and calculation of cable - stayed bridge, this paper raises an efficient construction controlling system, and realizes collecting construction data of the real bridge and technical information. by analyzing on the difference of theoretical calculation and real construction state, the author determines to take self - adapting construction controlling method which uses kalman filter method to identify and adjust construction parameters. by getting rational construction state from forward iteration method, this paper, taking concrete creep effect in consideration, raises a rational scheme to pre - remain deformation and adjust cable force

    結合丹山橋的結構特點,通過對斜拉橋施工控制及結構計算方法的探討,提出了有效的施工控制系統,實現了對實橋施工數據和技術信息的採集;通過分析理論計算與實際施工狀態的差異,確定了以卡爾曼濾波法作為施工參數識別與調整的自適應施工控制方法;通過正裝迭代法確定其合理施工狀態,並考慮混凝土的徐變效應,提出了合理的預留拱度和索力調整方案。
  4. By making full use of favourable narrow - band tracing filter character of pll and by combining the merits of dds such as super fine frequency resolution 、 high frequency accuracy 、 very fast frequency hoping with it, the pll / pll + dds frequency synthesizer presents wide band high quality source and super small frequency hoping step. while the electronically tuned filter abates the image interference and notably improves the selectivity. the theorem of frequency synthesizer and center - frequency - fixed filter is simply but adequately introduced first in this paper

    課題中所採用的pll或dds pll鎖相頻率合成方法充分發揮鎖相環良好的窄帶跟蹤濾波特性,並結合dds的高頻率解析度、高頻率精確度和高速頻率捷變等優點,分別實現了系統所要求的高質量寬帶本振源和小步長頻率捷變;採用電調諧選頻技術,則大大改善了接收機的選擇性和抗干擾能力。
  5. In this system two oscillator are used for mixing. pll for high local oscillator and dds + pll for low local oscillator. by making full use of favourable narrow - band tracing filter character of pll and by combining the merits of dds such as super fine frequency resolution, high frequency accuracy, very fast frequency hoping with it, the pll / pll + dds frequency synthesizer presents wide band high quality source and super small frequency hoping step

    系統採用兩次混頻,其中高本振的設計採用pll鎖相環頻率合成來實現,充分發揮了鎖相環頻率合成器的優良特性,實現了系統所要求的高質量寬頻帶本振源;低本振採用pll + dds頻率合成來實現,結合pll優良的鎖相特性與dds的高頻率解析度、高頻率精確度等優點,實現了頻率的小步進高精度合成。
  6. Combining kalman filter with fuzzy algorithm, the paper also develops a method for tracking moving targets at a long rang

    此外,本文將kalman濾波與模糊演算法相結合提出了一種小目標跟蹤演算法。
  7. Today, liquid crystal, a new functional material, has been applied more and more widely. on the side of display, owing to stable frarne, absolute environmental protecting, save electric energy and no tire for user, liquid crystal display keeps ahead among the range of display. with the developing of the technology of liquid crystsl, lcd will must substitute for crt and become the chief in market. in additin, liquid crystsl light filers which have been used in optic communicatins and light information handling, emply th e technical of combining the birefringence of liquid crystsl and fabry - petrot - type cavity. they manifest a series of merit, such as narrow band wide, deterioration low, wide tuning domain, simple structure and low cost, so liquid crystal light filter draw attention of many country

    現在,液晶作為一種新型功能材料越來越得到廣泛的應用,在電子顯示裝置中,液晶顯示器以其畫面平穩、真正安全環保、省電和使用者不易疲勞等優點領先於顯示器的行列中。隨著液晶技術的發展,液晶顯示器將取代crt顯示器逐步成為未來市場的主流。此外,應用於光通信和光信息處理中的電調諧液晶濾光片,採用液晶材料的雙折射和電光效應與傳統f - p腔相結合,表現出窄帶寬、低損耗、調諧范圍寬、驅動電壓低、結構簡單、低成本等一系列優點,而日益受到各國研究部門的關注。
  8. This dissertation focuses on the application of data fusion in two - phase flow regime identification. following is the main contribution of the dissertation. 1 ) based on quartile and first order differential, a new outlier detection algorithm is presented, experiments show that the method combining with low pass filter can remove gross error and unwanted frequency components

    本文的主要工作與創新點在於: 1 )將分位數方法與一階差分法相結合,提出了一種基於一階差分的粗差剔除方法,該方法與低通濾波器的結合可以有效去除兩相流壓力波動信號中的粗大誤差以及信號頻帶以外的頻率成分。
  9. Combining the favorable capability of ebcot and characteristic of multi - wavelet ’ s coefficients, this article puts forward an integrated filter and pretreatment method based on approximated stairs. it processes the vector quantification of multi - wavelet ’ s coefficients and carries out the mix - scan compression arithmetic towards bit planes of ebcot

    本文結合ebcot的良好性能和多小波變換系數特性,提出一種結合濾波器和基於近似階的預處理方法,並對多小波變換系數進行重新排列和量化處理,對ebcot中位平面進行混合掃描方法相結合的壓縮演算法。
  10. The method combining digital filter and ship - dynamic compensation is used to realize the precise motion - target tracking on the condition of ship - motion which causes the target relative motion and the results coming from real system test prove the effectiveness

    針對甲板運動所造成的目標的相對運動和牽連運動,採用數字濾波與動態補償相結合的方案,實現了艦船搖擺情況下跟蹤雷達對運動目標的精確跟蹤,並經實踐驗證后裝備于某型跟蹤雷達。
  11. According to the basic theory of iir filters, a scheme of hardware implementation is worked out combining with the fact that coefficients of numerator and denominator of transfer function are fixed and the structural feature of selected hdpld. from the clew of implementing a stratified , modularized and parameterized design , the thesis describes the hardware implementation of the iir filter with vhdl and schematic diagram design method. two examples that are iir notch filter and iir low - pass filter are given , the stability of filters and the effects of quantification of coefficient are also analyzed

    以iir數字濾波器的基本理論為依據,結合濾波器的傳遞函數分子、分母系數固定這一事實和選用的高密度可編程邏輯器件的特點,確定了iir數字濾波器的硬體實現方案;按照層次化、模塊化、參數化的設計思路,採用vhdl硬體描述語言和原理圖兩種設計技術進行了iir濾波器的硬體設計;本文給出了iir陷波濾波器和低通濾波器兩個設計實例,對設計的濾波器都進行了穩定性分析和系數量化影響分析;最終將完成的iir濾波器的硬體設計配置到晶元中,並在製作的實驗電路中進行了實際濾波效果測試。
  12. So, in this section, a double - passage 4f wavelet filtering optical system is put forward, combining with the visual computation theory. the dog wavelet function is selected in the filter system, and the output images are just the expected, hi this part, an optical - electrical mixed system model is also mentioned, which has the advantages both in optical processing and digital processing system, such as real - time > intelligence

    因此,文章在這一部分提出了一個雙通道4f小波濾波光學系統,並結合視覺計算理論,選擇了適合的小波母函數? ? dog函數製成濾被模片,對輸入圖像進行了不同尺度下的信息提取,得到了期望的輸出。
  13. The usual method to broaden the bandwidth of the pin diode switch is combining the pin diodes with stub filters : when under reverse bias, the didoe is part of the filter, the transmission bandwidth is broadened ; when under forward bias, the structure of the filter is destroyed, signal is isolated

    Pin二極體開關展寬頻帶的方法一般是把pin二極體結合進短截線濾波器,使pin二極體在反向偏置時作為濾波器的組成部分,以展寬開關在傳輸狀態下的頻帶;當二極體正向偏置的時候,濾波器的結構被破壞,起到隔離的作用。
  14. 1 in the research of design of radar waveform, one kind of hybrid radar waveform obtained by combining the chirp waveform with the non - periodic pseudorandom sequences is discussed. through the theoretical analysis and computer simulation, several main characteristics of this kinds of hybrid waveforms are discussed, such as the ambiguity function, ambiguity graph, the spectrum, the weighting methods, the response of the processing filter and the low probability of interception. those are showing the effectiveness of the new hybrid waveforms on the performance of high resolution and low probability of interception

    作者在以下幾個方面的研究工作中取得了進展及創新: 1 、在雷達波形設計中,介紹了一類新的線性調頻信號與非周期隨機編碼信號相結合的組合波形的組合形式,通過理論分析和大量的計算機模擬研究了這類組合波形的模糊函數(圖) 、頻譜特性、多普勒頻移特性、加權輸出特性、低截獲等方面的特點,證明了新型的組合波形在高分辨、低截獲等方面的有效性。
  15. After studying many relative books and combining with my own understanding, i write this thesis. this thesis includes : the meaning & characteristics of network security ; threatening & attacking that the computer network faces ; general measures to protect network security ; brief introduction, classification and relationships to network security technology ; general description and key technology of fire proofing ( package filtrate technology, delegating technology, nat technology ) ; the constructive type of fire proofing ( filter route ware, multi - port host computer, host computer screen, subnet screen etc. ) ; the examples of the constructive application of fire proofing ; the future developing trend of fire proofing technology and products, etc. so, net security and fireproof technology are the title of this paper

    綜上原因,本文將「網路安全」和「防火墻技術」組在一起形成本論文題目。本論文是筆者在研讀許多相關文獻並結合自己理解基礎上寫成的,主要內容為:網路安全含義及特徵、計算機網路所面臨的威脅和攻擊、保障網路安全的一般措施;網路安全技術的簡介、分類及關系;防火墻概論、防火墻關鍵技術(包過濾技術、代理技術、 nat技術等) ;防火墻的構建類型(過濾路由器、多埠主機、主機屏蔽、子網屏蔽等) ;防火墻的構建應用舉例;防火墻技術的未來發展趨勢及產品等。
  16. Most car navigation systems estimate the car position from the dead reckoning and the global positioning system ( gps ). however, in combining the gps and dead reckoning, the kalman filter can be used. the estimated position by the kalman filter is proved to be optimal if the system is linear and the noise is white gaussian

    車載自主導航系統主要是利用gps / dr (全球定位系統/航位推算)導航定位器來提供位置和速度信息。雖然用gps / dr組合導航系統進行車載導航,能夠有效的減少由gps導航所造成的誤差。
  17. To increase the bandwidth efficiency, such a system scheme use the msk modulation method combining with a premodulation filter

    文中討論了以msk調制技術結合預調濾波器提高帶寬效率的系統構建方案。
  18. In the design of the circuit of hardware, the paper choose the suitable signal sensor, rationally designing the signal enlarging circuit by programme - controlled and signal filter circuit designing the sampling at datas / retaining circuit and hardware communications based on rs - 485 network. combining with software - controlled it select the integrated gathering - card of a / d datas of the high accuracy for the 12th precision, which simplify software programmings and have higher flexibility and can extensible

    在硬體電路的實現上,選擇了合適的信號傳感器:合理設計了信號程式控制放大電路和濾波電路;數據采樣保持電路和現場基於rs - 485網路結構的硬體通信系統;結合軟體控制選用了12位高精度的a d集成數據採集卡,使軟體編程簡化且具有較高的靈活性和可擴展性。
  19. On basis of inierpretation to the tm images of the researched area, we utilize characteristic information picking techniques, such as ratio technique, self adapting enhancing, spatial filter, to pick up the information of the geologic structure and rocks. combining the geochemical properties of the elements and the ore cofltrol conditions, we analyze the mineralization conditions of the researched area, predict the mineral resources in the area, and put oot the geologic remote sensing prediction mode, block out the target region of mineralization

    本文在研究區tm圖像解譯的基礎上,主要利用了比值技術、自適應增強、空間濾波、等特徵信息提取技術,對本區地質構造信息和巖石信息進行了提取,結合有關元素的地球化學性質及控礦條件,對研究區的成礦地質條件進行了分析,對研究區的礦產資源進行了預測,提出了地質遙感預測模式,圈定了成礦靶區。
  20. The achievements of this thesis can be summarized as follows : it offers a new way to study parallel image restoration by combining the architectures with the image restoration. a new sequence algorithm based on median filter, named wmf ( weighted median filter ), is proposed, then a parallel and optimal algorithm is discussed on smp clusters

    考慮到每個像素點的權值可根據鄰域中的像素求出,其操作相同,只是操作過程中涉及的數據不同,接著設計了并行演算法pwmf ( parallelweightedmedianfilter ) ,並討論了其在smpcluster上的優化問題。
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