characteristic mapping 中文意思是什麼

characteristic mapping 解釋
特徵映射
  • characteristic : adj 有特性的;表示…特性的,…特有的。 Japan s characteristic art 日本特有的藝術。n 特性,特徵,性...
  • mapping : n. 【數學】映像,映射。
  1. By mapping input data into a high dimensional characteristic space in which an optimal separating hyperplane is built, svm presents a lot of advantages for resolving the small samples, nonlinear and high dimensional pattern recognition, as well as other machine - learning problems such as function fitting

    Svm的基本思想是通過非線性變換將輸入空間變換到一個高維空間,然後在這個新的空間中求取最優分類超平面。它在解決小樣本、非線性及高維模式識別問題中表現出許多特有的優勢,並能夠推廣應用到函數擬合等其他機器學習問題中。
  2. The improvement of image characteristic obtaining at real time satisfies the application and supports the adaptive gamut mapping. the sampling and visualization of sample set in different color space show the optic difference and give the error analysis of the color conversion between them. based on the study of the color relation among the color spaces, the visualizing color can be created automatically with conversion formulas

    針對當前色彩管理研究缺乏可視化支持的現狀,本文在研究相關理論和技術的基礎上,將可視化技術應用於色彩管理,為其提供模型支持和可視化環境,形成了一套較完整的色彩管理可視化工具。
  3. 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。
  4. We separate nc machine tools structure into several structure characteristics while extract shape characteristics from machine tools, in this process, we quote the notion “ characteristic mapping ” and set up a series mapping relationship from structure domain to shape domain

    即通過對數控機床結構分解成若干結構特徵,再把造型也分解成若干可以反映總體特點的造型特徵,引入特徵映射的概念,建立由結構特徵域到造型特徵域的特徵映射關系。
  5. The algorithm have the good one - way property, high sensitivity to initial values and good security due to the intrinsic characteristic of chaotic system and rijndael algorithm. the simulation experiment demonstrates the convenience and good hash performance ; 3 ) a new scheme of digital voice secure communication was proposed based on chaotic modulation without additional synchronization. the modulation sequence generated by chaotic logical mapping was used to encrypt the digital voice signal

    混沌系統和rijndael演算法的固有特點使該演算法具有較好的安全性、對初值有高度的敏感性以及較好的單向性能,並且易於實現,是一種有效的單向hash函數; 3 )研究了一種無需同步的基於混沌調制的數字語音保密通信系統的方案,利用邏輯映射產生混沌調制序列,以該序列作為密碼對數字語音進行加密處理,為了更好的隱匿信號特徵,混沌調制在小波分解的基礎上,對不同的通道使用不同的參數進行,並借鑒混沌掩蓋對信息信號進行了限幅處理,使密文完全隨機化。
  6. At present the fractal based applications in image domain are approximately classified into two categories : according to the characteristic of self - similar of fractal, people imitate and compress the natural image using mapping transformation method. this is one category. the other is according to the features of fractal and fractal dimension, people set up image models, investigate the main geometric features of the images and process them effectively

    目前分形在圖像中的應用大致可以概括為兩類:一類是利用分形的自相似特性,採用映射變換的方法對自然界景物進行模擬,對圖像進行壓縮編碼;另一類是根據分形及分數維的特徵參量來建立模型,通過對模型參數的研究,有效地進行圖像分析和處理。
  7. Two image mapping algorithms of the volume rendering, forward mapping and backward mapping are researched on the basis of optical model for volume rendering. combined with the characteristic of a series of section images from laser confocal scanning microscopy, the volume buffer algorithm and maximizing algorithms are proposed in this paper. 4

    同時在探討體繪制光學模型的基礎上,研究了體繪制的兩種圖像合成演算法,即由前向後演算法和由後向前演算法,並結合激光共聚焦掃描顯微成像系統序列斷層熒光圖像的特點提出了體緩沖器演算法和最大值演算法。
  8. First, the error transfer characteristic among subsystems at different space locations is analyzed, and the direct transfer characteristic from discrete standard measure space to the workpiece measure space under measured in measure system is proven. second, the error reconstruction condition and method of mapping from discrete standard measurement system to continuous standard measure space are analyzed. based on the measurement sample stationarity in limited distance, the prediction model ' s limited astringency and mensurability to the dynamic measuring error and the prediction error respectively are proven

    分析了不同空間位置子系統間的誤差傳遞特性,證明了在測量系統中離散標準量值空間向被測量工件量值空間的直接傳遞性;分析了離散標準量系統向連續量值空間映射的誤差重構條件和方法;基於測量樣本的有限距離的平穩性,證明了預報模型對動態測量誤差的有限收斂性和預報誤差的可測度性,進而證明了以離散標準量值系統對被測工件預報修正的可行性和合理性。
  9. Picture that put forward in the article graph and data structure reciprocal mapping support not merely to map graph from data structure efficiently, besides, regard graphics element as a unit, analyze and discern to user ' s modified graph, produce the corresponding data structure automatically, maintain consistency of graph and data structure efficiently on the foundation of expanding case graphic tools effectively, we direct against the intrinsic characteristic of traditional waterfall model, proposesmall loop model to software analysis based on graph and data structure reciprocal mapping solve problems of slow information feedbackand high track back cost efficiently

    文中提出的圖數互逆映射的思想,不僅對數據結構到圖形映射進行高效率地支持,同時,以圖形元素為單位,對用戶修改後的圖形進行分析和識別,自動生成相應的數據結構,有效地維護了圖數一致性。在對case圖形化工具進行有效擴展的基礎上,我們針對傳統瀑布開發模型的固有特點,提出了基於圖數互逆映射的軟體分析小循環模型,有效解決了傳統軟體分析設計階段信息反饋慢、回溯代價高等問題。
  10. If you can find a generation partition in the chaos space, then you can guarantee the truly characteristic of random numbers generated by mapping in the state space

    只要在混沌的映射空間上找到一個生成劃分,那麼就可以在理論上保證映射狀態空間而得到隨機數的真隨機性。
  11. In order to apply the research results of this paper to the optimum design of computer for cpw, the analytical closed - from of expressions is the best choice. so conformal mapping theories are used to analyze cpw ' s by this paper. the optimum programming, the numerical inversion of conformal transformation and the numerical predictor - corrector method have been utilized to calculate the characteristic parameters and field patterns of cpw ' s

    為了使本論文的研究成果便於應用於共面波導的計算機優化設計中,最好方法是得到封閉的解析表達式,所以本論文採用了保角變換理論宋分析非對稱共面波導,並且應用了優化計算方法、保角變換反演技術和數值預測糾正演算法對各種非對稱共面波導的特性以及場結構進行求解。
  12. To characteristic of dam construction period, viscoelastic finite model of dam and foundation rock mass during construction period is analysis. based on field theory, method of founding dam safety monitoring tune - spatial distribution model during construction period is discussed, including statistic time - spatial distribution model, deterministic time - spatial distribution model and hybrid time - spatial distribution model. furthermore, neural network model, which has better nonlinear mapping capability, is studied and founded

    ( 3 )針對大壩施工期的特點,研究了壩體和基巖施工期粘彈性有限元分析模型;基於場論理論,探討了建立施工期大壩安全監控時空分佈模型(統計時空分佈模型、確定性時空分佈模型和混合時空分佈模型)的方法;同時,研究並建立了具有較強非線性映射能力的神經網路模型。
  13. In the family of quasiconformal mappings with given boundary correspondence, the extremal mapping must exist, but may be not unique. when is the extremal mapping unique, or what is the characteristic of uniquely extremal quasiconformal mapping is always the key problem

    在這一章中,我們首先簡要回顧了對唯一極值擬共形映射研究的已有結果和最新進展,重點介紹了1998年bozinv . , lakicn , markovicv ,和mateljevic : m
  14. Relationship of characteristic mapping is combination of dispersive function relationship, it ’ s not the objective of this research since it can ’ t be expressed explicitly and can ’ t be used effectively in cad process, we need to establish mapping mechanism of entity

    特徵映射關系是分散的函數關系的組合,不能夠直觀的表達和在計算機輔助系統中有效應用,並非研究的目的,還需要建立各種實體形式的對應或映射機制。
  15. The stability of period response of nonlinear rotor - bearing systems is analyzed by employing the newmark and shooting methods. the bifurcation rules of period response of elastic rotor system with multi - degree of freedom are obtained. the motion characteristic of the rotor system is determined according to the fractal dimension of poincare mapping of phase aspect and frequency spectrums at certain speed and physic parameter of rotor

    對于這三個模型,本文採用了計算速度較快的newmark方法求解系統的響應,用poincare映射、軸心軌跡和頻譜圖分析各個轉子-軸承系統在特定參數下的運動特徵,通過分岔圖研究了轉子?軸承系統隨某些參數(轉速、不平衡量分佈、軸承質量等)變化時的系統響應。
  16. 2. on the base of detailedly analysing the fourier neural networks, we find this neural networks have the characteristic which can transform the nonlinear mapping into linear mapping. so, we improve the original learning algorithm based on nonlinear optimization and propose a novel learning algorithm based on linear optimization ( this dissertation adopts the least squares method ). the novel learning algorithm highly improve convergence speed and avoid local minima problem. because of adopting the least squares method, when the training output samples were affected by white noise, this algorithm have good denoising function

    在詳細分析已有的傅立葉神經網路的基礎上,發現傅立葉神經網路具有將非線性映射轉化成線性映射的特點,基於這個特點,對該神經網路原有的基於非線性優化的學習演算法進行了改進,提出了基於線性優化方法(本文採用最小二乘法)的學習演算法,大大提高了神經網路的收斂速度並避免了局部極小問題;由於採用了最小二乘方法,當用來訓練傅立葉神經網路的訓練輸出樣本受白噪聲影響時,本學習演算法具有良好的降低噪聲影響的功能。
  17. So, in this paper, the theory and algorithm of vr are being developed. in this paper, several key problems in vr process are being discussed both in theory and application, which include pre - processing, frame decomposing of raw voice signal, characteristic selection and calculation, dynamic mapping of characteristics. linear prediction model, model coefficients ( lpc ), as well as cepstrum coefficients are well analyzed both in analysis and calculation aspects

    作者在本論文中,對國內外語音識別技術發展狀況做了較全面的總結分析,對語音信號產生模型、線性預測編碼方法、求解lpc正則方程的德賓遞推演算法、語音信號同態處理方法、 lpc倒譜特徵計算、動態特徵匹配等語音識別的關鍵環節的技術問題進行了深入的理論分析和模擬研究,用matlab語言編寫了語音信號濾波、分幀、特徵計算和匹配軟體,並給出了模擬計算結果。
  18. First, the thesis described the concept, content, characteristic of conceptual design and theories that concerned such as functional structure and principle design. then the thesis analyzed the solution finding process of function - principle - structure mapping in detail and established a general design process model of conceptual design stage in mechanical design based on the description

    論文首先對概念設計的概念、內容、特點以及功能結構、原理設計等相關理論進行消化了解,並在此基礎上著重分析功能?原理?結構這一設計求解的映射過程,提出了通用的機械設計概念設計階段的設計過程模型。
  19. The combination of the subtree - based storage model with the document - based to ensure the efficiency and integrality of the data retrieval for all sorts of heterogeneous and context mixed data to the fullest extent ; 2. dynamically branching and merging combined with the data mapping mechanism, supports the xml document efficiently and can improve the operation capability of the system to some extent ; 3. referring to the characteristic of xquery, it presents a new operation language for xml data, xqul, which supports the query operation as well as the update operation on xml ; 4

    本文提出了一套較為通用的非結構化信息的nativexml文檔存儲訪問策略和實現方案作為對非結構化信息存取機制研究的探索和嘗試,主要包括下列理論及技術: 1 .基於子樹和基於文檔的存儲模式相結合,以最大程度保證底層各類形式異構和內容混雜的數據存取的有效性和完整性; 2 .動態分枝合成技術和數據映像機制的引入,實現對xml文檔的有效支持,並在一定程度上提高系統處理性能; 3 .結合xquery查詢語言特點,提出一種新型xml數據操作語言xqul ,支持xml數據的查詢以及更新操作; 4 .三種索引(文檔索引、結構索引、值索引)的建立,為xml數據提供從站點到文檔,從文檔到元素的多級訪問策略。
  20. Considering the characteristic of common mapping populations and basing on the principles of composite interval mapping through mixed linear model suggested by zhu ( 1998 ), zhu and weir ( 1998 ), a novel strategy for qtl mapping was proposed in this study, which is adapt to analyze f, population, especially permanent f2 population. in the present study, a new approach for heterosis prediction was also proposed

    考慮到常用作圖群體的特點,根據朱軍( 1998 )及zhu和weir ( 1998 )提出的基於混合線性模型的復合區間作圖原理,本研究提出了一套全新的qtl定位策略,適于分析f _ 2群體特別是永久f _ 2群體,並提出了基於qtl效應的雜種優勢預測新途徑。
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