characteristic function of a set 中文意思是什麼

characteristic function of a set 解釋
集的特徵函數
  • 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...
  • function : n 1 功能,官能,機能,作用。2 〈常 pl 〉職務,職責。3 慶祝儀式;(盛大的)集會,宴會。4 【數學】...
  • of : OF =Old French 古法語。
  • a : an 用在以母音音素開始的詞前〉 indefinite art 1 〈普通可數名詞第一次提到時,冠以不定冠詞主要表示類...
  • set : SET =safe electronic transaction 安全電子交易〈指用信用卡通過因特網支付款項的商業交易〉。n 【埃...
  1. The concept of the optimize design is proposed and its mathematic foundation is analyzed in this paper. after comparing several optical calculation methods, the one that is suitable for the lubricating system is chosen and analyzed in detail about its concept, characteristic and some focal points. meanwhile, combining with the analysis of the relationship among the parts and structure of marine low - speed diesel lubricating system, the internal disciplinary, other pipeline system and main engine, aiming at reducing the initial investment and the running cost in a certain years, the mathematic model of the system is built and the object function and subjected conditions are set up

    本課題闡述了最優化設計的概念,分析了最優化設計問題的數學基礎,比較了約束多維問題的幾種優化方法,選取了適合於潤滑油系統的優化設計方式,並對該方式的概念、特點及其應注意的問題進行了較詳細的分析;同時,結合海船低速柴油機潤滑油系統的組成部件及其結構以及潤滑油系統內部規律與其它管路系統、船舶主機的關系的分析,從經濟性的角度,以設備初投資及其在一定年限內的耗能費最低為目標,建立了本系統優化設計的數學模型,確立了目標函數和約束條件。
  2. In connection with the difference and distribution characteristic of the samples in sample space rs based on dga, a new self - adapted weight fuzzy omean clustering model of fault diagnosis of the power transformer based on the potential function is proposed. meanwhile, from the aspect of geometry characteristic of fc - divided in s dimension sample space, a method is proposed for the purpose of getting an effective adjacent radius, adaptive cluster number c and original cluster center of x sample set. for the diagnosis sample x, the property measure and diagnosis rule are proposed, which under the condition of potential density function that determine c number of optimal fuzzy cluster p1

    根據以變壓器dga數據為特徵量的樣本空間各樣本差異特性以及樣本在空間r ~ s的分佈特性,首次提出了基於勢函數自適應加權的變壓器絕緣故障診斷的模糊c -均值聚類模型;同時,從s維樣本空間的f ~ c -劃分幾何特性出發,提出了一種求取樣本集的類勢有效鄰域半徑和自適應求取聚類數和聚類中心初值的方法;對一個待診斷樣本,設計了基於類勢密度函數意義下的屬性測度和診斷準則。
  3. We should base ourselves on the realities of china, comprehensively analyse the necessity and limit of government mechanisms in social security. furthermore, the article has put forward the key to establish a new social security system with chinese characteristic is to set me government ' s role and function in the social security

    本文從政府承擔社會保障責任的理論淵源分析入手,立足我國的基本國情,全面分析了社會保障中政府機制的必要性、有限性,提出建設中國特色社會保障制度的關鍵,是界定政府在社會保障中的角色與功能。
  4. The thesis contents is a " xiangrui garden " real estate item market planning, and the planning from the market investigate, form the analysis ( land value analysis, competition environment analysis, ) set out, and the strategy of basic strategy, market strategy and target of the market, here the foundation top proceeds to subdivide to target market, evaluation, choice, clear and definite target market for aiming of item, from characteristic in target market we can fix position ( target customer ' s cluster ), product in item market fixed position ( function fixed position, file time fixed position, building style fixed position, total price scope ), enter but clear and definite product, price, advertise, sale etc. market strategy

    論文內容為「祥瑞花園」房地產項目營銷策劃,策劃從市場調研、形式分析(土地價值分析、競爭環境分析)出發,確定項目基本戰略、營銷戰略和營銷目標,在此基礎上對目標市場進行細分、評價、選擇,明確了項目所針對的目標市場,由目標市場特徵得出項目市場定位(目標客戶群) 、產品定位(功能定位、檔次定位、建築風格定位、面積配比、格局配比、總價范圍) ,進而明確產品、價格、廣告、銷售等營銷策略。
  5. With the development of the electrical power enterprise and computer technology, it is important to design a highly efficient , better maintainable and graphic interface based software package for power system analysis and computing in the paper , the author put forward a kind of new sensitivity analytical method which take into account load characteristic to fix on the weak bus, and with example to prove the exactness of the algorithm ; developed the visual electrical power system analysis and computing and graphic sporting system, the software package was developed by using the idea of object oriented programming , the method of class ' s inheritance , polymorphism and virtual function, and set up equipment - chart element - the interreaction between class this make it easy to expand, maintain and replant

    隨著電力事業和計算機技術的發展,研製高效率、可維護性強、具有良好用戶界面的圖形化計算分析軟體成為電力系統分析計算研究的重要任務之一。本文提出了一種計及負荷特性的靈敏度分析方法來對薄弱母線進行確定,並用算例驗證了演算法的正確性;開發了圖形化的電力系統分析計算軟體和圖形支持系統,該軟體完全採用面向對象的設計方法,充分利用了類的繼承、多態性質和虛函數的方法,建立起設備圖元類之間的相互關系,使軟體具有高度的開放性、可維護性、可移植性。
  6. And then, a state equation is set up by the relationship among the input and output characteristic vectors as well as the state matrices ( sms ). the non - zero element in the sms characteristic is taken according to taylor series expansion, which is a transfer function of the basic mechanical unit

    再次,闡述了狀態變換矩陣的形成過程,通過泰勒級數展開,提取其非零元素的特徵,並按照傳遞特徵值對基本變換單元加以分類,歸納了狀態變換矩陣的性質。
  7. Then according to the mrf machine ’ s structure and motion mode, the function and assignment of mrf machine cnc system are analyzed. the design and implementation of cnc system are researched, and a set of pc - based open architecture cnc system is developed. a trace interpolated algorithm of mrf machine cnc system is advanced according to the characteristic of mrf. the symmetry axis curve surface, such as aspheric surface, which is fit for optics general equation can be machined with mrf machine by using this interpolated algorithm

    然後根據磁流變拋光機床的結構和運動方式,從工程實際應用出發,分析了磁流變拋光機床數控系統的功能和任務,研製了一套基於pc的具有開放式體系結構的數控系統,同時針對磁流變拋光的特點,提出了磁流變拋光數控系統的軌跡控制插補演算法,運用該演算法可對非球面等適用於光學通用方程表示的回轉對稱曲面進行磁流變拋光加工。
  8. The paper brought forward realizing the medical operation microscope image ’ s acquisition, processing, storage and managing database of patient ’ case history by a special medical video card and computer system. there introduced the function and characteristic of the video image acquisition and data management system of medical operation microscope based on sql server2000 database and vc + + 6. 0, as well as set forth it ' s key technique. together with any operation microscope, the system can realize both operation with microscope and focus diagnosed

    本文提出利用視頻圖像採集卡及計算機系統來實現手術顯微圖像的採集、處理和保存以及病歷庫的管理。主要介紹了基於microsft公司開發的vc + + 6 . 0與sqlserver2000數據庫軟體平臺下的醫用手術顯微鏡視頻採集及圖像管理系統的功能和特點,並闡述了其關鍵技術。本系統可以與任何手術顯微鏡配套使用,實現顯微手術和病灶診斷兩種功能。
  9. A new approach of approximate dwell function synthesis for planar six - bar mechanism is presented in the dissertation, which transforms the synthesis of planar six - bar mechanism to the synthesis of two - bar linkage, reduces the variables to four, by selecting all dimensions of the four - bar mechanism in advance. then, based on constraint curves of characteristic points of mechanisms, the characteristic points on the float link can be certained. as a result, unified model of dwell function synthesis of planar six - bar mechanism is set up

    本文提出了一種實現平面六桿機構間歇函數綜合的簡化優化方法,將多維優化轉化為四維優化;從工程實際出發,運用連桿機構運動幾何學、數學規劃和計算機數值計算和圖形顯示技術等學科的理論成果,對平面六桿機構間歇函數綜合進行了深入系統的研究,建立了平面六桿機構間歇函數綜合的理論和方法,並給出了相應的算例。
分享友人