low-rate filter 中文意思是什麼
low-rate filter
解釋
低負荷濾池-
The specific research methods are listed : 1. matched filter taking the max ouput snr as the best rule correlates nonstop divided signal and divided echo to detect low snr target signal. then all one dimension divided correlation outs and done fft in portrait to leach interferential signal such as static or low rate mussy meaves, many pathway echo and so on and to take target ' s time difference and doppler frequency that combine parameters that target ' s direction taken from antenna and so on to implement target ' s orientation and tracking
具體研究方法如下： 1 、採用以輸出信噪比最大為準則的最佳匹配濾波器來對分段的參考和目標信號作相關處理來檢測低信噪比目標信號，然後對一維分段相關輸出組作縱向傅立葉變換來濾除靜態或低速的雜波、多徑回波等干擾信號，並提取目標的時差和多普勒頻率，再結合由天線獲得的目標方向等參數，就可以實現目標的定位和跟蹤。 -
The effort of manganese removal was studied and the kinetics of manganese removal was tried to establish. the factors of dissolved oxygen concentration, fe2 + concentration, ph, p concentration and closing of the filter were studied to evaluate their effort for biological manganese removal, and the correlation of residual manganese and oxidation - reduction potential was also discussed. as the iron content of water was high, experiment results showed that the reaction was zero order, as the iron content of water was low, the reaction was first order. the time needed for the cultivation of biological manganese removal was 60 70 days. the filter operated at the filtration rate of 8 10m / h, silica sand of effective size 0. 95 1. 25mm filled the filter to a depth of 1200mm
試驗結果表明，成熟后濾砂表面濾膜的x射線衍射圖譜與mno _ x ? 5h _ 2o （ x = 1 . 86 ）的x射線衍射圖譜一樣，濾膜成熟后的結構在進水物質不發生變化的情況下不發生變化;合適的碳磷比對生物除錳有明顯的促進作用，試驗條件下的投磷量不會對出水造成二次污染;生物除錳需要亞鐵的參與，亞鐵的存在除了能夠促進微生物分泌胞外酶並刺激其活性外，還通過鐵離子的變價傳遞電子，催化錳離子的氧化反應，從而促進對二價錳的降解。 -
In addition, a low - pass filter can be employed prior to the digital - to - analog ( d / a ) stage to smooth the stairstep effect resulting from the combination of a low sampling rate and quantization
另外，在數模轉換（ d / a ）級前用低通濾波器可以平滑因低的抽樣頻率和量化造成的階梯效應。 -
The paper studies the theory and coding methods of the low bit rate video recommendation h. 263 + detailedly, realizes real - time software codec based on h. 263 + under linux os, furthermore, finishes some negotiable coding options which can observably improve the coding efficiency, such as advanced prediction mode, advanced intra coding mode, deblocking filter mode and modified quantization mode
263 +的原理和編碼方法做了深入的研究，軟體實現了基於h 263 +標準的視頻編譯碼器在linux操作系統下的實時編解碼，並實現了能顯著提高編碼效率的幾種可選編碼模式，主要包括先進預測模式、先進幀內編碼模式、塊邊界濾波模式和改進量化模式等。 -
A solution is to use a low - pass filter to eliminate frequencies higher than the nyquist rate
解決辦法是用低通濾波器濾除高於奈奎斯特頻率的成分。 -
After compared lots of literatures and methods, we offer the norm for selecting different filters. that is to say, in arrhythmia analysis, the integer coefficient lowpass filter is adopted, while in heart rate variability analysis, the high pass filter designed by all - pass minus low - pass filter or filter which can remove both baseline wander and 50hz power - line frequency at one time is used
在對大量文獻進行比較、研究的基礎上，針對不同的臨床應用目的，提出了各種濾波器的選用準則：在心律失常分析中選用整系數低通數字濾波器對原始心電信號進行濾波；在對心率變異信號進行分析時需先用低通濾波器濾波然後再採用全通減低通方法設計的高通濾波器或者一次性濾波器進行濾波。 -
Comparing with si ( sin ( x ) / x ) interpolator, cubic interpolator with low pass filter, and winner interpolator in 16qam ofdm system both in mean square error and bit error rate without encoding, the results of the method proposed by this thesis show that the performance is better than si interpolator and cubic interpolator with low pass filter, and close to the winner interpolator but the complexity is much lower than the latter
在16qamofdm系統中，將其與帶低通濾波器的si （ sin （ x ） / x ）插值法、 cubic插值法和winner插值法進行了通道估計的均方誤差和無編碼的誤比特率的模擬結果進行了比較。結果表明，本方法的估計性能優于si和cubic插值法，接近優化的winner插值法，但其計算復雜度與winner插值法相比卻大大降低。 -
The standard is designed to give a new technical solution for a broad range of applications, such as very low bit rate conversational services and entertainment quality broadcast, interactive video - on - demand services etc. for the enhancement of the coding efficiencies, the new standard adopts new tools as following : multiple reference pictures, variable block - size with seven block sizes in motion prediction, quarter - pixel accuracy for motion vector, short word - length integer transform, context - adaptive entropy coding and loop filter deblocking
H . 264 / avc標準支持從低帶寬、高誤碼率的無線移動視頻通信到高帶寬、低誤碼率的有線視頻廣播等多種應用，因此，日益受到業界的關注。為了實現更高的編碼效率， h . 264 / avc標準採用了很多新的編碼技術，如多參考幀預測、多尺寸編碼塊模式、 1 / 4像素精度運動矢量、整數變換量化、基於內容的熵編碼、新型幀內預測、去除方塊效應的濾波器等。 -
Firstly, based on the c6711 dsp hardware characteristics, h. 263 was chosen as the core video compression framework. after seven advanced options of h. 263 was tested, we analyzed the test results and used three options which are unlimited motion vector, advanced motion prediction and deblock filter as the scheme of the low bit - rate monitor video encoding
首先，通過對目前的低碼率視頻編碼技術的分析，結合c6711硬體特點，我們選擇了h . 263視頻編碼標準作為監控視頻編碼框架，並且通過對h . 263標準的七個高級編碼選項的測試和分析，選取了其中無限制運動矢量、高級預測和去塊濾波等三個編碼選項作為監控視頻編碼的主要方案。 -
The experimental results show that this type of filter is do a kind of high efficiency and low resistance, which under its nominal air flow rate ( 1000m / h ) and when the diameter of filter tube is 30mm and the length of it is 1. 1m, its resistance is the lowest, only 50pa
實驗結果表明：該種多管式高效空氣過濾器確是一種高效低阻的過濾器，其在額定風量下（ 1000m ~ 3 h ） ，濾管直徑為30mm ，袋長為1 . 1m的過濾器阻力最小，只有50pa 。 -
At the same time, popular new methods and their latest situation were described. we put forward a new method of bit - stream rate of video - low pass filter and rate control algorithm. this method is easy to be realized and to meet the need of real time comparing with those popular ones, so it has more practical value
文章首先對傳統的碼率轉換演算法進行了簡單敘述，指出了其弊端，同時討論了人們為了克服此缺點而提出的各種碼率轉換演算法，論述了當前國內外動態，然後在此基礎上提出了一種新的碼率轉換演算法- -低通濾波法，該演算法與其它演算法相比易於實現，能夠滿足實時性要求，具有較強的實用價值。
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