random noises 中文意思是什麼
random noises
解釋
無規噪聲-
To eliminate the serious random noises which exist in the analog sigals, the frequency spectrum of the signals are analyzed, then several digital filteration arithmetics are compared with each other and the best is selected
為消除測量信號中存在的比較嚴重的隨機干擾，在對測量信號作頻譜分析的基礎上，比較了幾種數字濾波演算法的處理效果，進一步提高了測量精度。 -
The accuracy and reliability of the kinematic positioning are affected by not only the random noises and systematic wrong, but also the observation noises related to time
摘要在動態定位數據處理中，動態定位的精度和可靠性除受觀測偶然誤差和系統誤差的影響外，還受時間相關的觀測噪聲的影響。 -
Based on the difference of maximum modulus evolution between signals and random noises in multi - scale space of wt, the signals from shaking table test are processed for random noise reduction
摘要本文利用小波變換下有效信號有隨機噪聲在多尺度空間中模極大值不同的傳播特性，對地震模擬振動臺試驗測試信號進行去噪處理，取得良好效果。 -
3. apply wavelet analysis to remove the random noises of hyperspectral remote sensing image
嘗試了小波分析在高光譜遙感圖象噪聲處理中的應用。 -
This article, aiming at the specialties of rmb currency image, puts forward a new method using linear transform of image gray to diminish the influence of the background image noises in order to give prominence to edge information of the image. then the edge characteristic information image is obtained by edge detecting using simple statistics. by dividing the edge characteristic information image in the width direction into different areas, getting the number of the edge characteristic points of different areas as input vectors to random masks and optimized by ga
文中提出了利用圖像灰度線性變換來抑制背景圖案噪聲的影響，突出圖像邊緣信息；然後採用簡單統計法進行邊緣檢測，得到邊緣特徵信息圖；最後通過對邊緣特徵信息圖在寬度方向上進行均勻劃分成不同的區域，統計不同區域的邊緣特徵點的數目作為神經網路的初始輸入向量，對初始輸入向量用隨機掩碼處理和遺傳演算法進行優化得到最終輸入向量，通過三層bp神經網路分類器進行分類，達到了人民幣識別的目的。 -
Direct against the flame picture of stove, having analysed the source of the noise of the picture, a large number of random noises in following to the combustion process have been successful dealt with in using median filtering, have realized the gray transformation and false color shown of the flame picture
針對爐膛火焰圖像，分析了圖像噪聲的來源，運用中值濾波成功地對燃燒過程伴隨著的大量的動態隨機噪聲進行了處理，實現了火焰圖像的灰度變換和偽彩色顯示。 -
The article starts with the vibrating impact on the crystal oscillator in the radar frequency synthesizer, and analyses the phase noises of crystal oscillator under the random vibration condition
摘要從振動對雷達頻綜器中晶體振蕩器的影響入手，分析晶體振蕩器在隨機振動條件下的相位噪聲。 -
This paper presented a new approach for stacking velocity analysis, and discussed the principles, procedure, applicability, and applications of suppression of prestack random noises and outliers based on the new stacking velocity analysis method
提出了一種新的疊加速度分析方法，並詳細描述了基於這種新的疊加速度分析進行疊前隨機噪音衰減和野值壓制的原理、實現步驟、應用條件以及應用效果。 -
Outliers, random noises, and some coherent noises ( e. g. multiples ) are the noises typically existing in prestack gathers
摘要疊前道集中存在的野值、隨機噪音以及某些弱相干噪音（如多次波）是典型的疊前噪音。 -
According to the characteristics of the work condition is wretched and the signals are affected seriously by kinds of random noise etc., the data smoothing method is used in the pressure and flow signal processing, it reduces the effect of the random noises, and has a good result
根據液壓系統工作環境惡劣，各種隨機干擾對檢測信號影響大等特點，將數據平滑方法用於壓力、流量信號檢測數據處理中，有效地減小了各種隨機噪聲的影響，具有很好的效果。 -
Four white noises which have different cut off frequency were used as random control signal ( target signal ) in the simulation experiment. the results indicated that the correlation between the measured velocities and target signals decreased when the cut off frequency of the target signal increased. the correlation between the measured velocities and the target signals with cut off frequency of 0. 1 hz was 0. 85 ~ 0. 9
在風洞中利用截斷頻率分別是0 . 1赫茲、 0 . 15赫茲、 0 . 2赫茲和0 . 4赫茲的水平譜原始信號進行模擬實驗，結果表明隨著原始信號的截斷頻率增大，實驗風速信號與原始信號的相關系數逐漸變小，當原始信號截斷頻率為0 . 1赫茲時，相關系數在0 . 85 0 . 9之間，而當截斷頻率為0 . 4赫茲時相關系數僅為0 . 3左右。
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