1)ridge[英][r?d?][美][r?d?]脊線
1.Aiming at the shortage of wavelet transform in extracting in-pulse features from FSK signal,a united time-frequency analyse method combined with time-frequency reassignment and time-frequency ridge is introduced.針對小波變換法在提取頻率編碼信號脈內特征中的不足,提出了將時頻重排和時頻脊線相結合的時頻聯合分析方法。
2.Aiming at the poor SNR performance of wavelet-ridge in extracting in-pulse features,an novel unite method for-frequency analysis is proposed.針對小波脊線法在提取雷達信號脈內特征時信噪比性能較差的缺點,本文基于小波變換譜,將時頻重排和時頻脊線相結合,提出了一種新的時頻聯合分析方法。
3.Gabor wavelet spectrogram is reassigned to extract Time-frequency ridge.通過對非線性結構響應的Gabor小波譜進行重排,從中提取出反映系統頻率的時頻脊線,由脊線得到非線性結構的瞬時頻率和幅值,進而識別出結構響應信號的骨架曲線。
英文短句/例句
1.Auto-Recognizing Ridge lines and Ravine Linesby Com puter山脊線與山谷線的計算機自動檢測
2.A minutiae extraction algorithm based on ridgeline following基于脊線跟蹤的指紋圖細節提取算法
3.Research of Fingerprint Recognition Algorithm Based on Ridge Vectorization;基于脊線矢量化的指紋識別算法研究
4.A New Method for Automatic Extraction of Ridge and Valley Axes from DEM一種新的山脊線和山谷線自動提取方法
5.Research and Implementation of Ridge-Based Automatic Fingerprint Verification Algorithm;基于脊線對準的指紋自動識別新方法的研究
6.Wavelet-ridge Method in the Signal Analysis of Compressor of Aero-engine and Its Software Design壓氣機信號分析的小波脊線方法和軟件實現
7.Rotor Fault Detection for Induction Motor Based on Improved Wavelet Ridge基于改進小波脊線的感應電動機轉子斷條檢測
8.Study on Fingerprint Matching Algorithm of Similar Triangle Based on Ridge Comparability基于脊線相似性的指紋三角形匹配算法
9.The cords across the back of a book to which the sheets or quires are attached.裝訂線穿過書脊把紙張訂在一起的線
10.She glued off a book to keep the threads from unraveling她在書脊上涂膠水以防裝訂線脫開。
11.Analysis of Slot Arrays in Single-ridged Trapezoidal Waveguides and Applications;梯形單脊波導縫隙天線的研究及應用
12.ROC Evaluation of DR vs Conventional Plain Film in the Diagnosis of Spinal Tuberculosis;DR、傳統平片診斷脊柱結核ROC曲線評價
13.A Design of Quadruple-ridged Horn Antenna with wide-bandwidth,dual polarization寬頻帶、雙極化、四脊喇叭天線的設計
14.Analysis of X-Ray Film of 58 Cases of Patients with Spinal Fractur in Earthquake58例地震災害脊柱外傷X線平片分析
15.X-ray contrast examination of cerebrospinal fluid cervical lymphatic drainage in rabbit兔腦脊液頸淋巴回流的X-線造影檢查
16.An x-ray of the spinal cord after injection of air or a radiopaque substance into the subarachnoid space.脊髓x線照片脊髓的x射線，它將空氣或射線不能透過的物質注入蜘蛛網膜下的空間以后產生
17.31 Check that your head is in line with your spine.檢查你的頭和脊椎是否已成一直線不要彎曲。
18.A waving plume, moderately set, follows the line of the spine at the base.一揮手羽,中度規定,以下線的脊椎在該基地.
相關短句/例句
ridge line脊線
1.The ridge line slopes northward with hight while southward in 160°E～180°.西太平洋地區副高脊軸隨高度向北傾斜 ,而 1 60°E～ 1 80°地區向南傾斜 ;北太平洋中、西部副高在北進期的脊線活動均存在顯著的 1 0～ 2 0 d周期低頻振蕩 ,東亞季風區還具有明顯的準 40 d振蕩周期。
3)ridges[英][rid?][美][r?d?]脊線
1.The frequencies and viscous damping ratios are obtained by the ridges of the wavelet coefficients.利用小波變換時頻分析的特點 ,用Morlet復小波函數對線性系統的自由振動響應進行小波變換 ,通過脊線上的小波系數進行系統識別 ,并用數值計算證實此方法的正確性 。
2.According to the theory of Carmona,there is a simple relationship between wavelet coefficient and the original signal,and the maxima line of continuous wavelet transform locates the ridges.根據Carmona的多脊線識別理論,連續小波變換時頻平面上模極大值線所在位置就是脊線位置,其小波系數與時域信號之間存在簡單的對應關系,利用Crazy Climber算法提取小波變換系數的脊,就可以重構時域信號。
4)Ridgeline tracking脊線跟蹤
1.In this paper,a new algorithm based on ridgeline tracking is proposed.在脊線跟蹤的基礎上,直接在灰度圖像上,沿紋線方向追蹤血管脊線,在追蹤的過程中,局部增強圖像,局部設置域值,最后得到一幅血管脊線骨架圖和附加其上的細節點信息。
5)wavelet ridge小波脊線
1.Detection of LFM signals based on wavelet ridge extracting and Hough transform;基于小波脊線-Hough變換的LFM信號檢測
2.Multi wavelet ridge extraction based on reassigning algorithmand singular value decomposition基于重分配配算法和奇異值分解的多小波脊線提取
3.In order to solve the effect of the SNR and the problem of parameter estimation,this article is based on the wavelet ridge of asymptotical signal,and the relation between instantaneous frequency and wavelet ridge,the authors make use of this theory to solve the instantaneous frequency measurements of noncooperated signal.從漸進信號的小波脊線出發,根據小波脊線的迭代算法以及瞬時頻率與小波脊線之間的關系,對非合作源信號頻率進行估計。
6)ridge alignment脊線校準
1.Fingerprint minutia matching algorithm based on ridge alignment;基于脊線校準的指紋細節點匹配算法
延伸閱讀
脊線脊線edge of regression 脊線匯噸母Of任gI妞..;ao3opara釁6p哎，}，回歸棱 一種由流形到E側為d空間的可微映射的奇異性(51叩山rity ofd遷rerentinblerr以Ppm羅).在由曲面M到三維Euclid空間尸的映射f這一最簡單情形，脊線指的是M中的一條光滑曲線L，具有光滑象f(L)C公，使對任何p任f(L)，M與過p且垂直于f(L)的平面7r的交是一尖點(拙p).脊線出現于偽球面中. M.H.Bo認夠xo.c盆，認撰【補注】亦見可展曲面(山代響階比s側知卯)的脊線· 脊線也稱為尖棱(那p瀏初羅).它是AJ型穩定焦散線(以璐tic)，見「All，331頁.
