記錄噪聲 的英文怎麼說
中文拼音 [jìlùzàoshēng]
記錄噪聲
英文
recording noise- 記 : Ⅰ動詞1 (把印象保持在腦子里) remember; bear in mind; commit to memory 2 (記錄; 記載;登記) writ...
- 錄 : Ⅰ名1 (用做記載物的名稱) record; register; collection; selections 2 (姓氏) a surname Ⅱ動詞1 (...
- 噪 : 動詞1. (蟲或鳥叫) chirp 2. (大聲叫嚷) make noise; make an uproar; clamour
- 記錄 : 1 (寫下來) take notes; keep the minutes; record; write down; log; enter; read in 2 (當場記錄下...
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In present study, we obtained large numbers of phasic discharge pattern neurons, which play important role in analysis and perception of sound signal from environment with background noise
實驗中所記錄到的大量phasic神經元在分析背景噪聲中的聲信號,以及聲信號的識別方面可能扮演重要角色,因為聽覺認知的最初階段就是信號識別。In attempt to directly compare the sound response characters of the same bf neurons or different bf neurons and their interactive relation, the double recording microelectrodes were penetrated into two different neurons in iso - frequnency laminas or hetero - frequency laminas. taking advantage of frequency tonotopical arrangement in 1c of bats, it was explored how the neurons integrated different parallel processes of the same sound information. in the case of which, we hoped to explore the relation between the sound response characters of the central auditory neurons and neural modulation in background noise for the further understanding of the mechanism in the central auditory neurons extracting sound signals
本研究以大棕蝠( bigbrownbat , eptesicusfuscus )為模型,利用ic聲調組構排列成同頻層這一結構特點,突破單電極記錄和檢測神經元的方法,同時推進兩單電極至一個同頻層或兩個同頻層的兩個不同神經元,試圖從細胞水平直接比較兩個具有相同和不同最佳頻率的神經元聲信號的加工處理特徵、以及它們之間的相互關系,以期窺探它們在對同一聲信號處理過程中的整合奧秘,並以此為基礎分析和探討背景噪聲條件下中樞神經元聲反應特徵與神經調制的關系,以期進一步了解中樞聽神經元聲信號提取的機制。The data on underwater acoustic spread and ocean environment noise, obtained by the buoy system, have been kept by some navy database as ocean environment base data
浮標監測系統所獲取和記錄的水聲傳播試驗數據和海洋環境噪聲數據已經作為海洋環境基礎數據被海軍有關數據庫存錄。The underwater - radio buoy for use as obtaining the ocean ' s acoustical parameters, applied for synthetic experimentations that seeing about ocean underwater acoustic environment, can obtain and memorize the data for all kind of underwater acoustic experimentations, for example, acoustic propagation, reverberation, ocean ' s noise etc. the system can not only reduce requires in quantity of using ships and scales in military strength equipment but also keep away from ships environments, reduce background noise and increase the quality of the gathered data
海洋環境參數獲取浮標監測系統用於海洋水聲環境綜合考察試驗中,獲取和記錄水聲傳播試驗數據。該系統不但可以減小參試艦船數量要求,降低兵力配備規模,而且可以遠離艦船環境,降低背景噪聲,提高所採集數據的質量。因此,浮標的研製對于保證未來海試完成既定試驗目標、順利完成試驗項目具有重要意義。Chapter 4 : the influence of different phase - shifting angle of reference wave in recording, of the phase - shifting error and of the quantization error on the quality of the reconstructed image is investigated respectively in two - step phase - shifting inline digital holography. and an effective method of eliminating the phase - shifting error is presented, in which the summation of the intensity bit errors of the reconstructed image is taken as an evaluation function for an iterative algorithm to find the exact phase - shifting value. the feasibility of this method is demonstrated by computer simulation
通過數值分析不同相移角的選取對再現像的強度誤差的影響,發現再現像強度誤差依賴于記錄時相移角的選取,當相移角在一定范圍內,其再現像的強度誤差相對較小;提出了一種有效消除相移誤差的新方法,並將其應用於二步同軸相移數字全息,對此進行了計算機模擬,得到了很好的結果,證明該方法對于相移誤差的消除是很有效的;對量化誤差所作的數值模擬發現,當信號被量化成8比特( bit ) ,即256個灰度級以上,量化噪聲的影響相對較小。Specification for digital internal measure recoding equipment of torpedo - self noise
魚雷自噪聲數字式內測記錄設備規范On the other hand, inhibitory areas of ftc could be abolished partially or completely during bicuculline application. these results showed that gabaergic inhibitory afferent projections to recorded neurons were activated by random resonance caused by weak noise in cochlea, which provided inhibitory input for sharpening frequency tuning and made neuron more precisely analyze sound signal near its bf. therefore, this experiment presented a possible evidence of cellular level for interpreting why human and animal could extract or capture sound signal of specific frequency from the environment with competing noise
說明山弱噪聲引起的耳蝸隨機共振在_ _仁行傳入過程中可能激活了至所一記錄的jc神經元的gaba能抑制性神經迴路,這種gaba能抑制為銳化神經元頻率調諧提供了一種抑制性輸入,使ic神經元對靠近最佳頻率的頻率分析變得更為細致和精確,由於聲頻率是聲信號的重要參數和信息載體,頻率調諧的銳化意味著對聲頻率分析能力增強,從而為解釋人們為什麼能從充滿噪聲的環境中捕捉或提取與行為學相關的信號提供了一種細胞水平的實驗證據。The dividing process is recorded by octree, and then we make out the rapid adjacent - field searching algorithm using envelopment - box ' s recursion feature. this algorithm can also kick off some noise - points from the data cloud. it make the consequent process of surface reconstruction more convenience and precise
分割過程採用八叉樹來記錄,並利用包圍盒的遞歸特性實現了點的鄰域的快速搜索演算法,同時可以有效地排除噪聲點,顯著減少了密集散亂數據點雲幾何建模所花費的時間,提高了建模效率。However, a recording of a ' roo thumping its foot appears to have been quite a breakthrough. this is the noise these macropods make when they sense danger before taking flight
然而,記錄下袋鼠腳步的重擊聲顯然是一項突破。這種噪音是袋鼠在意識到危險,準備逃跑前所發出的。Eeg signals of each channel contain great information about brain activity, but are often contaminated with artifacts and noise, for instance, eog, ecg, emg, and line noise
舍棄被噪聲污染的腦電記錄無疑會造成數據的大量丟失,而且在臨床上往往是難以接受的。Abstract : in this paper ? for real marine underwater noise data by using synchronous acquisition of points ? inputs - output covariance matrix is obtained by filtering ? compensating delay and crosscorrelation. then the contribution of inputs to output in network sense and partial coherence as well as other useful quantities are calculated from the inputs - output covariance matrix
文摘:本文對多點同步測量方法記錄的艦艇噪聲數據,採取在時域上作濾波、時延補償和互相關得到輸入輸出協方差矩陣,然後從輸入輸出協方差矩陣計算在網路意義和偏相干意義下輸入對輸出的貢獻以及其它有用的量。The signals are transformed into digital signals and sent to a computer. digital signal processing includes amplifying the sound signals, low - pass filtering, wavelet transform for de - noise and analyzing power spectra using matlab software. for different species of pests the acoustic characteristics are different in time domain and frequency domain
害蟲聲信號採集系統由日本產teac ;四通道錄音機(數字記錄儀)記錄害蟲爬行聲信號,數字示波器將聲信號轉變為數字信號送計算機存儲,由matlab軟體對數據文件進行信號處理,包括信號的再現、放大、濾波、小波去噪、功率譜分析等工作。By analysis of the reasons of why the data is not coincident, we got the following quality monitoring measures : the first is, to choose wells with low noise as receiving wells ; the second is to bring down the source sweep frequency segment ; and the third is to conduct multiple stack
通過分析,我們得出以下三點質量監控措施: ( 1 )選擇噪聲小的井做為接收井,因為如果接收井的噪聲大於500微巴,得到的記錄基本上都是噪音記錄,要得到比較好的井間記錄,接收井的噪聲必須小於500微巴。The simulation results shown that it is unbiased estimation for the wide band procedure and the narrow band procedure in the burg method and it approaches to the true using less data records in the condition of 1ower snr
伯格法可以從信噪比較低的條件下從噪聲中提取正弦信號,並且可以用比較少的數據記錄進行估計,估計結果很接近真實值。When we get the ecg signals, impulsive noises and baseline drift will been intermingled. it will influence the ecg waves separation. we get good results when the ecg signals are filtered by the morphological filters
由於心電信號的記錄過程中常會引入脈沖噪聲和基線漂移,這對於心電信號的判斷和進一步的qrs復波群分離帶來很大的影響。分享友人