feature parameters 中文意思是什麼

feature parameters 解釋
特徵參數
  • feature : n 1 形狀，外形；特色；（特指）好看的外表；〈pl 〉臉形；五官；面目，容貌，面貌，相貌。2 臉面的一部...
  • parameters : 編輯特徵參數
  1. The experiment datum indicates that the feature parameters of mrf model have the rotative invariability for the texture image with small angle rotation

    研究了小角度的旋轉和圖像噪聲污染對馬爾可夫隨機場模型的紋理特徵的影響。
  2. In the research of value domain segmentation of images, a modified variance algorithm, a subtraction segmentation algorithm and an improved pulse coupled neural networks segmentation algorithm are proposed. in order to successfully implement the space domain segmentation, this paper also develops an algorithm that can distinguish connexity between pixels and extract the feature parameters in one image scanning procedure

    在圖像值域分割研究中，根據炸彈在雙能量x光圖像中的特性，提出了三種分割演算法：一種修正的最小類內方差分割演算法，一種雙能量x光圖像差減分割演算法，和一種改進的脈沖耦合神經網路圖像分割演算法。
  3. Secondly, the paper researches blind estimation of signals parameters, including the carrier frequency, signal to noise ratio and symbol rate of digital modulations. thirdly, with the combination of parameters from early studies on the decision theory, a set of robust feature parameters are extracted from signal power spectrum and the power spectrum of the second and fourth power of signal. based on these parameters, the proposed scheme is able to recognize 12 types of common used modulations, namely ask 、 2fsk 、 msk 、 4fsk 、 psk 、 qpsk 、 / 4qpsk 、 8psk 、 am 、 dsb 、 ssb 、 fm

    接著，對信號功率譜、平方譜及四次方譜進行研究，針對通信中常用的調制方式，結合前人提出的基於決策理論中的特徵參數，設計了一組對信噪比和信號調制參數不敏感的分類特徵參數，利用上述參數完成了一種基於信號頻域的識別方法，可以對ask 、 2fsk 、 msk 、 4fsk 、 psk 、 qpsk 、 / 4qpsk 、 8psk 、 am 、 dsb 、 ssb和fm這12種常用調制方式進行識別。
  4. And afterwards, the mapping relationships between shape elements and controlling key characteristic parameters of curved contour surface of industrial sewing machine were established, and the contour model of industrial sewing machine by utilizing these feature parameters was constructed

    隨后，建立了形態要素與工業縫紉機外形曲面的關鍵控制特徵參數之間的映射關系，並運用這些特徵參數構造了工業縫紉機的外形模型。
  5. The proposed energy functional can make use of advantages of the region information and the edge information. the region number, region feature parameters and edge position can be estimated simultaneously when this functional is minimized. 2

    所提出的能量泛函，綜合地使用了抗噪性能強的區域信息和定位精度高的邊界信息，可以同時估計出區域的數目，各區域的特性參數以及邊界位置。
  6. In the rotor design, it makes a detailed calculation for all the geometry feature parameters including geometry dimensions, contact line length, blowhole area and flow cross - section area and the thermodynamic feature parameters such as cooling capacity, shaft power and so on

    在轉子設計方面，對全部幾何特性參數，包括幾何尺寸、接觸線長度、泄漏三角形面積和面積利用系數等以及包括製冷量、軸功率等冷水機組熱力特性參數進行了詳細計算。
  7. The color feature parameters for wood surface of four common tree species in northeast china were determined and compared

    按顏色參數用自組織競爭神經網路進行了分類。
  8. A large number of basic phase structures in the diffractive microlens can be set and arranged by a diffractive integrating algorithm according to the appearance and feature parameters of the beam process

    組成衍射微透鏡的大量基本相位結構，可以根據人射和出射光束的形貌特徵及參數指標，通過衍射積分演算法靈活設置和排布。
  9. This thesis is mainly concerned with how to apply to monitoring online and fault diagnosis with the transducer technology, signal receiving and processing technology, artificial neural network and bp arithmetic, fault diagnosis technology, structure dynamics, matlab software, supersap software, dsps system. when the structure is excited, the monitoring system can automatically pick up signals, gain feature parameters. the well - trained bp artificial neural network, can determine whether the structure has fault when the parameter is input into it

    本文主要研究如何運用傳感器技術、信號提取和信號處理技術、人工神經網路及bp演算法、故障診斷和結構動力學知識、 matlab軟體、 supersap軟體、 dsps系統，對結構進行在線監測，當結構受激勵時，監測系統就會自動採集信號，獲得特徵參數，將特徵參數輸出訓練好的bp人工神經網路，就可以診斷結構是否有故障。
  10. The above - mentioned trouble diagnosis method has the advantages of being simple, demanding less feature parameters and being easy to create diagnosis system database

    可見這種診斷法具有簡單實用、所用特徵參數少和易於建立泵閥故障診斷系統數據庫等優點。
  11. This thesis presents the time domain character and frequency domain character of common used signals, including digital modulation signals and analogue modulation signals. the first method is to extract feature parameters from time domain and frequency domain. it can distinguish 2ask, 4ask, 2fsk, 4fsk, bpsk, qpsk, 16qam, 64qam and it is demonstrated by simulation data and sampled data

    本文介紹了常用的通信信號（包括模擬調制樣式和數字調制樣式）的時域、頻域特徵，首先從時頻域提取信號的特徵參數，用於區分2ask 、 4ask 、 2fsk 、 4fsk 、 bpsk 、 qpsk 、 16qam 、 64qam這8種信號，用模擬信號和實際采樣信號驗證了該方法的可行性。
  12. The relationship between soil compactness and feature parameters is then investigated and the corresponding experiential formulas are established. 4

    分析了各特徵參量同土密實度之間的相關關系，並給出了相應的經驗關系式。
  13. In voice print recognition, the production of the sound signal is usually modeled by the discrete time - domain model. with the respect to feature extraction, the requirement is that feature parameters selected should reflect both the physiological properties of the speaker ' s vocal organs and the psychological properties of the speaker ' s speech habits

    聲紋識別中也是採用離散時域模型作為語音信號產生的數字模型，在特徵提取方面，特徵參數的選取要反映出說話人發音系統的生理特點和明顯反映出說話人發音習慣等的心理特點。
  14. First, original co - occurrence matrix feature parameters of wood were extracted in noise condition, earned on feature selection, and constructed parameter system of wood texture

    首先在無噪聲的環境下提取了木材的共生矩陣紋理原始特徵參數，並對其進行特徵選擇，進而建立了木材紋理參數體系。
  15. Two parameter estimation methods of the texture model based on the gibbs distribution and neighbor pixels are adopted to extract the features of workpiece surface texture. tool wear condition is recognized by the feature parameters of texture

    提出了基於gibbs分佈和基於近鄰像元的兩種紋理模型參數估計方法以提取工件表面紋理特徵，並利用紋理特徵參數對刀具的磨損浙江大學博士學位論文狀態進行判別。
  16. The paper involves two parts of closed - set text - independent speaker identification systems in noise. firstly, the paper introduces shortcomings of the parameters, such as lpcc, mfcc etc. so sub - band energy cepstral feature parameters based on multi - rate sub - band processing and teager energy operator are described. while the paper discusses the use of rayleigh cepstral liftering to weigh sub - band cepstral coefficients so as to emphasize speaker personality information

    首先本文介紹了各種特徵提取的方法，如lpcc 、 mfcc等，在分析了它們的缺點的基礎上，本文根據人耳頻率子帶獨立識別的特性和能量運算元，提出了子帶能量倒譜特徵參數，並用提出的瑞利倒譜提升進行加權，突出說話人的個性信息。
  17. The integral absolute value, autoregressive ( ar ) model coefficients, and linear cepstrum coefficients are extracted as feature parameters from time segments of the surface myoelectric signals

    選擇的表面肌電特徵參數分別為時域絕對值積分、 ar模型系數和線性倒譜系數。
  18. The signal of instant vibration testing for soil compactness is analyzed both in time domain and frequency domain. some feature parameters reflecting the characteristics of the signal are extracted

    從時間域和頻率域兩個角度對土密實度瞬態振動測試信號進行了分析，提取了信號的特徵參量。
  19. On the basis of concrete analysis of the geometric feature parameters of the gauge, the measuring theory of the computer vision test system is suggested

    具體地分析了指針式儀表的幾何特徵參數，在此基礎上提出指針式儀表視覺檢測系統的測量原理。
  20. Parametric design method based on feature parameters of drawing elements

    基於圖形元素特徵參數的參數化設計方法
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