feature parameter 中文意思是什麼
feature parameter
解釋
特徵參數-
The retinal image segmentation, the feature points of blood vessel extraction, the feature correspondency, the transformation model of retinal image and the registration parameter optimizing methods are all the main facts studied in the paper
主要研究內容包括視網膜圖像血管網路的分割、血管特徵點的提取、特徵對應性、變換模型以及參數優化等方面。 -
According to the characteristics of the ship targets in sar image, it is proposed that there are three types of ship feature. they are geometry feature, geographic feature and kinetic feature. the parameter calculation methods pre also given
根據sar圖像上艦船目標特點，提出將艦船的特徵參數分為三類：幾何參數、地理參數、運動參數，並給出參數的定量計算方法。 -
Since the problem of feature extraction from 2 - d radar data can be approached as a parametric modeling and parameter estimation problem, the 2 - d type - discriminated geometric theory of diffraction based ( td - gtd ) model that discriminate between the localized and distributed scattering centers of the target is presented
在對目標散射中心的建模與參數估計中，提出採用更貼近散射機理的、特徵含量更為豐富的二維散射中心模型?區分局域性與展布式散射中心類型的幾何繞射理論（ td - gtd ）模型。 -
The disquisition includes choice of algorithm, accomplish of algorithm, collection of learning sample, parameter of net, shortcoming of bp algorithm, extraction and reduction form line etc. referring to shortcoming of traditional bp algorithm, a modified learning factor with adaptation is introduced. because of every different font has robust, the way based chain coded and knaggy feature is used. a bizarre sample feature database is constructed for speeding up modified bp learning and classification
本文對人工神經網路理論進行了研究，探討了網路形式及演算法的選擇、演算法的實現、學習樣本的收集、網路參數選擇、 bp演算法缺陷、表格線提取、還原、生成及字元識別、還原生成等問題，並針對bp演算法的缺陷提出了和實現了改進型bp演算法，使網路學習效率提高，對不同人的不同字型字體有較強的魯棒性，採用了基於鏈碼特徵和凹凸分佈特徵的方法來抽取字元特徵。 -
Then, depended on the expressing / feature / optimizing module under ug software, the compensating area parameters on the out place of side - plate for balancing action could be realized, and at the same time the close connecting parameter optimizing with 3d modeling could be carried out as well, finally the results from optimizing program were coincident with the parameters of the imported pumps
進而利用ug軟體的函數表達式和特徵建模及優化模塊，實現齒輪泵補償面基本參數的優化設計和軸套（側板）三維參數模型自動生成的無縫連接，所得結果與引進泵的基本參數比較吻合。 -
Utilizing the idea of sfs ( shape from shading ) and the facial constrained information, we reconstruct face model by single frontal face image. we utilize orthogonal image method to generate individualized face model by adjusting the parameters of the candide - 4. we realize an algorithm based on minimum features for rapid face modeling from video, by tracking feature points, calibrating exterior parameter, estimating 3d location of feature points
利用shapefromshading的思想和人臉的約束信息實現了基於單幅正面人臉圖像的重建；以candide - 4的參數調整為手段實現基於兩幅正交圖像的人臉模型重建；通過跟蹤視頻中的特徵點，標定相機外參，進而估計特徵點的3d位置，實現了基於一段視頻中小特徵點集的人臉建模演算法。 -
This paper proposes a practical method of automatic acquisition cognominal points in system of binocular stereo vision, which provides necessary parameter for camera relative calibration, moreover it presents farther study in acquiring and matching feature points
提出了一種新的方法來進行雙目立體視覺系統同名點的自動提取，對現有的特徵點匹配方法進行了改進，通過對同名點的自動提取，獲取了攝像機相對校準所必需的參數 -
The feature parameter extraction methods of the underwater target are studied which can improve the performance of the underwater acoustic countermeasure equipments. several feature extraction methods such as the scale invariance feature extraction, target pole extraction fourier - mellin transform etc are investigated by computer simulations. the experimental results demonstrated the efficiency of these feature extraction methods in the applications of underwater target recognition
對多種特徵提取方法如目標相對不變尺度特徵提取、目標極點特徵提取、目標信號的傅里葉?梅林變換特徵提取等進行了模擬研究，結果表明了這些特徵參數提取方法的有效性，具有良好的應用前景。 -
Also, the main algorithms involved in the extraction of feature parameter in the image processing are analyzed carefully
在論文中，對指針式儀表特徵參數提取過程中應用的主要圖象處理演算法進行了詳細的分析。 -
Third, whether the structure has fault can be determined through well - trained bp artificial neural network by taking structure frequency as the feature parameter
（ 3 ）用結構的頻率作為特徵參數，用訓練好的bp人工神經網路進行診斷，能夠診斷結構是否有故障。 -
Using the crater as the instance, the discussions are focused on the following topics : contour feature extraction, structured feature recognition, structured feature parameter reconstruction, and parameterized contour feature matching
本文以隕石坑為對象，重點研究了以下內容:輪廓特徵提取、結構化特徵識別、結構化參數恢復、參數化輪廓結構特徵匹配。 -
Fourth, the experiment of cantilevering beam and the digital calculation reveal that frequency is easy to get and can reflect the state of the cantilevering beam. under certain conditions, the feature parameter can be used to determine whether the cantilevering beam has fault, where the fault locates and the extent of impairment
（ 4 ）懸臂梁試驗及數值計算表明，頻率易於提取，且反映了懸臂梁的狀態，以其為特徵參數，結合bp人工神經網路，在特定條件下，可以診斷懸臂梁是否有故障，故障的位置和損傷程度。 -
Detailed calculation and analysis on differential planetary gear set ( pgs ) are performed, and a general method for calculating conversion ratio ( a key feature parameter ) of pgs is defined
摘要對差動行星齒輪動力分配裝置進行了詳細的計算分析，確定了分析計算行星排特徵參數p的一般方法。 -
This paper studies the helicopter, the propeller - driven aircraft and the turbofan jet airplane echo modulating feature parameter model and analyses the echo signal feature. it gains the target echo ’ s the cyclical modulation feature by using the complex ar frequency range bispectrum slice. because traditional method in extraction airborne radar ’ s radiant signal feature time has certain insufficiency, this paper proposes the approximate entropy and the norm entropy as the passive feature parameter in the airplane
由於傳統方法等在提取機載雷達輻射源信號特徵的時候存在著一定的不足，本文提出把近似熵和范數熵作為飛機目標識別的無源特徵參數，給出了提取相應特徵熵的演算法，實現對機載雷達輻射源信號的識別，通過和機載雷達類型的匹配，實現對目標的識別。 -
The characteristics of numerical and application for the methods are illustrated by using simulation testing. especially, the influence of some factors, such as feature parameter, number of training samples, background noise and speaker independent or dependent, is discussed. traditional dtw is also compared with the method
通過模擬計算，比較了三種神經網路演算法的識別性能及應用特點，分析討論了不同特徵參數、訓練樣本數目、背景噪聲以及是否特定人對識別結果的影響，並與傳統的動態時間歸整（ dtw ）方法進行了比較。 -
At same time, neural network has some requirement for the inclusion of the feature parameter
同時，神經網路對特徵向量的構成也有一定要求。 -
The key is that the tone feature is introduced to be the feature parameter. that is to say, the fundamental frequency, the derivative of fundamental frequency and its derivative are used as the feature parameters
關鍵技術是引入聲調的特徵量作為特徵參數，利用基頻、基頻的一階和二階差分，作為特徵參數，以提高識別率。 -
After analyzing the result of the experiment and the feature for text - independent recognition, we make a solution to the defects of the system. then long - time spectrum parameter and lpcc or mfcc are blended to be studied in detail to make the feature parameter. using these technologies, a high recognition rate was made
針對單獨使用lpcc或mfcc應用於說話人識別中存在識別率還不夠高的問題，分析了原因，然後又對長時頻譜特徵進行了研究，並把長時頻譜特徵分別與lpcc和mfcc結合起來共同應用於說話人識別試驗，從而在一定程度上減少了單獨使用lpcc或mfcc運用於說話人識別中存在的問題，提高了系統的識別性能，取得了較好的效果。 -
The content of this dissertation include : orthogonal transformation of digital signal ; mathematic model of modulation signals and software - defined radio receiver ; nine feature parameters of the modulation algorithm and threshold of feature parameter ; development procedure of modulation recognition by ccs and the modulation digital signals produced through matlab ; discussion on sampling speed and instantaneous frequency and analysis of experiment " s result
本文給出了在ccs集成開發環境下調制識別演算法模擬實現的程序設計和利用matlab模擬產生調制信號的方法；分析了調制識別演算法的模擬實驗結果；對采樣速率的選取、非弱信號段判決、瞬時頻率的計算以及演算法數據關聯性的簡化等方面進行了研究。 -
The software has friend interface and stronger function, which can finish background segment and smooth of the image and extract single corn seed and figure out the feature parameter
能夠完成圖像的背景分割、平滑、單個玉米種子提取，種子特徵參數的計算，生成特徵參數數據文件及二值化、直方圖運算。
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