datum feature 中文意思是什麼
datum feature
解釋
基準形態-
First the sketch / datum plane is fitted by least - square distance, then the extruded direction or axis with the flank points of the cloud is extracted in quadratic paogramming arithmetic, and certain points projected to gain 2d sketched datas. feature points are defined to segment the sketch datas, and the sketch profile is generated by fitting separately the line and circle segment
使用最小二乘方法擬合草圖基準平面，採用二次規劃方法提取拉伸方向和旋轉軸線，然後將數據點投影以獲取草圖數據，通過柵格劃分提取草圖邊界輪廓數據，再對這些邊界數據進行基於特徵點的分割，以直線和圓弧段擬合出草圖輪廓。 -
Therefore, the method of screen spreading is presented herein with the following basic feature : taking the surface of the perpendicular line at the end of the distortion and bottom as the datum plane, move the controlling point of every distortion part to the datum plane with the principle of changeless of geometry size, and then the spreading is formed
為此提出一種屏幕展開方法，此方法的基本要點是，以扭曲面末端垂直線和底部起坡線所在的平面為基準面，將扭曲面各分塊的控制點按幾何尺寸不變的原則搬到基準面，即可形成展開圖。 -
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。 -
This text, using the basic economics theories of risk, combining the basic law in public financial field, has elucidated the concept, nature, characteristic and classification of the fiscal risk. it brings the risk management theory systematically into the fiscal risk study and has analyzed the essential feature of the financial risk course emphatically. it elucidates the concepts, such as datum point upon which the financial risk will transform
本文運用風險經濟學基本理論，結合財政領域基本規律闡發了財政風險的概念、性質、特徵和類別；運用系統論的觀點，按照風險系統基本邏輯特徵，分析了我國財政風險系統的成因、因素構成、基本特徵，並著重分析了我國財政風險或有因素的類別，能量蓄積狀態等當前財政風險研究中亟待解決的問題。 -
When intrusion detection system being on dealing with datum of magnanimity, data mining can very fine to carry on feature extraction and establish intrusion pattern knowledge base on a large number of data of historical behavior mode. intrusion detection system can adopt date mining at the time of establishing the knowledge base of the intrusion mode
進行特徵提取，入侵檢測系統在建立入侵模式知u則1 ！時可采川數據挖掘技術。 wenkelee從數抿挖掘中得到啟示，介發出了一個混升檢測器ripper 。 -
This article determine the location and transporting datum, and the machining step and method of various machining surface, deciding the machining procedure, compiling the machining process sheet, and making the cycle analysis according to the design principle of the production line, together with the process feature of the 4g1 cylinder block
本文根據生產線設計原則，結合4g1缸體的工藝特點，確定了定位和輸送基準及各個表面的加工方法和加工步驟，確定了加工工藝流程，編制了機械加工工藝卡並進行了節拍分析。 -
12 zhang d, shu w. two novel characteristics in palmprintverification : datum point invariance and line feature matching. pattern recognition, 1999, 32 : 691 - 702
在掌紋驗證和辨識中，基於小波能量特徵的方法分別達到了99 . 24 %和99 . 45 %的精度，這些結果優于其他的掌紋識別方法。 -
The feature of this whole dissertation is the utility of both qualitative analysis and quantitative analysis, citing a large amount of detailed illustrations and datum, adopting comparison method and tables and graphs to demonstrate the issue or viewpoint clearly and concisely
本文以定性分析為主，同時也運用了部分定量分析。另外，本文引用了大量詳盡的例證和數據，多處採用對比方法，並運用列表繪圖的形式對所要闡述的問題和觀點進行簡明扼要的歸納總結。 -
The research probe into the theory and practice thinking of education for international understanding, in order to supply theory and practice direction for our primary and middle school. the writer adopts the analytic approach of literature and examines great quantity of related literature datum, clarity the fundamental connotation and feature of education for international understanding, in order to supply theory support for the research. secondly the writer put into investigate and gain the evidence on the spot, discovering problem and analysis the reason, on the basis of the investigation and study, the writer analysis the target of education for understanding and put forward the thinking of practice
為此，筆者採用文獻分析法查閱了大量相關的文獻資料，梳理國內外國際理解教育的理論與實踐總結，首先對國際理解教育的發展狀況作一總體概述;同時對國際理解教育的概念作了分析界定，闡明其基本內涵及特徵，以形成對國際理解教育的整體認識，為研究提供理論支持;其次採用問卷調查及訪談的方法對目前關于對國際理解教育的認識及中小學學生的國際知識、國際理解的態度、能力、對外學習、交流等情況進行調查，發現存在問題並分析原因;在此基礎上，對國際理解教育所要達到的目標進行了分析並提出了國際理解教育的實踐思路。
分享友人