signal extraction造句
例句與造句
- The application of stochastic resonance for weak signal extraction from strong noise
隨機(jī)共振原理在微弱信號檢測中的應(yīng)用 - The practice of doppler frequency - shift signal extraction in ultrasonic blood flow detector
多普勒頻移信號提取技術(shù)在超聲血流檢測中應(yīng)用 - The application of linear radon transform in coherent noise elimination and weak signal extraction
變換在弱信號提取及強(qiáng)干擾噪聲抑制的應(yīng)用 - A logarithm - kurtosis based complex algorithm for blind signal extraction and blind beamforming
基于峰度自然對數(shù)最大化的信號盲分揀算法和盲波束形成 - 5 an algorithm of skew signal - to - noise ratio ( sksnr ) based quadratic phase dynamic coupling signal extraction is created
5提出了基于歪度信噪比的二次相位動態(tài)耦合信號的多譜特征提取算法。 - It's difficult to find signal extraction in a sentence. 用signal extraction造句挺難的
- Therefore , to use the weak signal extraction technique in overburden approportely , we should decide the extraction procedures after thoroughly test
因此，在覆蓋區(qū)應(yīng)用弱信息提取方法時(shí)，應(yīng)結(jié)合景觀和樣品特征，采用實(shí)驗(yàn)方法確定合適的提取劑濃度。 - Aiming at the present problems , this thesis studies the pd signal extraction of pulse current method （ pcm ） in two directions : signal propagation and interference suppression
本文針對現(xiàn)存的問題，從局放信號的傳播和干擾的抑制兩方面研究了脈沖電流法用于變壓器局部放電在線監(jiān)測。 - The tv goniometer is the ground control equipment of a model of anti - tank missile . it uses two ccd cameras and the signal extraction method of background counteract , which can make the guiding process of anti - tank missile wo n ' t interfered by sunlight , firelight of battle field , light , flame tracer etc . it can greatly improve the anti - interfering ability of the anti - tank missile system
該電視測角儀是某型反坦克導(dǎo)彈武器系統(tǒng)的地面控制設(shè)備，它采用兩個(gè)ccd攝像機(jī)和背景抵消的信號提取方法，可使反坦克導(dǎo)彈的制導(dǎo)過程不受太陽的反光、戰(zhàn)場的火光、燈光、曳光彈等干擾。 - Radial basis function neural network ( rbfnn ) is chosen to build predictive model . rbfnn is a special type of neural network linear - in - weight in nature and having nonlinear processing properties . finally , an adaptive filter is applicable to do the followed weak signal extraction work
接著選用徑向基函數(shù)神經(jīng)網(wǎng)絡(luò)( radialbasisneuralnetwork , rbfnn )建立混沌時(shí)間序列預(yù)測模型,徑向基函數(shù)神經(jīng)網(wǎng)絡(luò)是一種局部逼近的人工神經(jīng)網(wǎng)絡(luò),訓(xùn)練簡潔而且學(xué)習(xí)收斂速度快,能夠逼近任意非線性函數(shù),最后將預(yù)測誤差送入自適應(yīng)信號分離器進(jìn)行處理,檢測出微弱信號。 - This thesis referred to the applications of neural network and wavelet transform theory in power system , used the function of mode identification and mode classification of ann and the function of signal extraction of wavelet transform , and established the model of single - phase reclosing based on wavelet neural network . through simulating a line model , the paper approved its feasibility
本文借鑒神經(jīng)網(wǎng)絡(luò)和小波變換理論在電力系統(tǒng)中的應(yīng)用，運(yùn)用人工神經(jīng)網(wǎng)絡(luò)模式識別與模式分類和小波變換信號提取功能，建立了基于小波神經(jīng)網(wǎng)絡(luò)的單相重合閘的模型，并通過對一線路模型的仿真，證實(shí)了它的可行性。 - The binarization , dilation and thinning of interference pattern are stressed . computing the excursion of interference pattern based on fourier transform is based on the fact that interference pattern has different phase at different position , the signal extraction of interference pattern and phase unwrapping algorithm are mainly discussed . computing the excursion of the interference pattern based on the interference pattern intensity distribution is to position the fringe according to the intensity distribution characteristic
基于圖像處理計(jì)算干涉條紋漂移量，目的是抽取干涉條紋的骨架，通過條紋骨架的定位實(shí)現(xiàn)對條紋的定位，重點(diǎn)討論了條紋圖像的二值化、膨脹和細(xì)化；基于傅里葉變換計(jì)算干涉條紋的漂移量，是基于條紋不同位置處的相位不同這一事實(shí)，重點(diǎn)討論了干涉條紋信號的提取和干涉條紋相位去包裹算法；基于條紋亮度分布計(jì)算條紋漂移量，是根據(jù)條紋自身亮度分布的特點(diǎn)對條紋進(jìn)行定位。 - The independent component analysis ( ica ) addresses non - gaussian source signals under amusing independent each other , it performs blind separation for multichannel observed signals . it has widely applied in wireless communication , biological signals extraction , audio signals processing , image processing , noise reducing and so on
獨(dú)立分量分析技術(shù)以非高斯源信號為研究對象,在統(tǒng)計(jì)獨(dú)立的假設(shè)下,對多路觀測到的混合信號進(jìn)行盲信號分離,已廣泛應(yīng)用于無線通訊、生物信號提取、語音信號處理、圖像處理和噪聲抑制等領(lǐng)域。 - An automated de - noising algorithm based on the energy of wavelet packet not donoho ' s threshold algorithm is established . a gear feature vibration signal extraction method using the wavelet packet energy is proposed , which can separate gear meshing vibration , noise vibration and gear fault vibration signal from the original gearbox case vibration signal . basis pursuit ( bp ) algorithm is introduced into the filed of mechanical signal de - noising and feature extraction for the first time
第三章擺脫了donoho的閾值消噪思想，從能量的角度建立了基于小波包的自動消噪算法；提出基于小波包能量分布的齒輪故障特征信號提取方法，可以將齒輪嚙合振動信號、干擾振動信號以及故障沖擊振動信號從原始齒輪振動信號中分離出來；首次將基追蹤消噪算法引入到機(jī)械故障信號的消噪與特征提取上，通過對齒輪故障信號的消噪，表明了它的有效性，并對影響該方法實(shí)際應(yīng)用效果的因素進(jìn)行了全面的分析，同時(shí)也指出了該方法存在的局限性。 - In order to study the effect of weak noise on the sound signal extraction of mouse ( mus musculus km ) inferior collicular ( ic ) neurons from environment , we examined the change in frequency tuning of neuron induced by a weak noise relative to 5 db below minimum threshold ( remt - 5 db ) of tone . 12 healthy adult mice ( 20 - 25 g , b . wt . )
本實(shí)驗(yàn)旨在探討弱噪聲對小鼠( musmusculuskm )中腦下丘( inferiorcolliculusic )神經(jīng)元聲信號提取的影響及其神經(jīng)機(jī)制，我們選用相當(dāng)于純音閾下5db的白噪聲( whitenoise ) ，比較加入噪聲前后神經(jīng)元頻率調(diào)諧曲線的變化和注射-氨基丁酸( - aminobutyricacid ， gaba )能受體拮抗劑荷包牡丹堿( bicuculline ， bic )后對該變化的影響。 - 1550nm is chosen as the work wavelength , cassegrain transmitting - receiving antenna as the optical antenna of the system through the elucidation of how to choose the work wavelength and optical antenna of comm - unication system . the structure and theoretical design parameter of apt sub - system have been presented through the discussion of the optical signal power estimation of apt sub - system , beam divergence angle , pointing error , and error signal extraction . compared with existed optical wireless communication system , the design scheme proves applicable
通過對通信系統(tǒng)工作波長選擇、光學(xué)天線選擇等闡述，選擇了1550nm作為系統(tǒng)工作波長、卡塞格倫（ cassegrain ）收發(fā)合一天線作為系統(tǒng)光學(xué)天線；通過對apt子系統(tǒng)功率測算、束散角和瞄準(zhǔn)誤差、誤差提取信號等的討論，給出了apt子系統(tǒng)結(jié)構(gòu)和理論設(shè)計(jì)指標(biāo)，并將其與現(xiàn)有的光無線通信系統(tǒng)進(jìn)行比較，說明該設(shè)計(jì)方案是可行的。
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