時變數據 的英文怎麼說
中文拼音 [shíbiànshǔjù]
時變數據
英文
time variable data-
The detailed works are as follows : the finding patterns problems in the time - series data sequence are described, and a new trend logic expression method is introduced, and its algorithm and experiment result of algorithm are given ; time - scries data are disposed, and using the arctg. slope of line as the sample of pattern recognition, so ignoring the aberrance of pattern in the classified. in addition, a new time - series pattern finding algorithm based on higher - order neural network is put forward
同時給出了本文的具體的工作，主要是：對在時序數據序列中發現模式問題進行了描述，並介紹了一種新的趨勢邏輯表示方法，給出了其演算法及演算法的實驗結果；對時序數據進行處理，提出了利用線段的斜率反正切值作為模式識別的樣本，從而在分類時忽略模式的畸變；另外，還提出了一個新的基於高階神經網路的時序模式發現演算法。In order to grasp the urban system processes and evolution pattern of hunan province comprehensively, this article has made further discussion on its structure characteristic : through regression analysis, graph analysis and statistics analysis of the time series data and cross sections data, by combining with the fractal theory, we induce the following conclusion : the hierarchical size structure presents the law of the primate city, the rank - size rule and pyramid structure characteristic, but it also has the insufficient development problem of the high hierarchical size city. by using the gravitation model, we found out that the economy relation intensity among those main cities is weak while the structure is loose. based on the urban layer system of economic development level and industrial structure evolution of the cities in hunan province, this article then induces the function combination among the five urban agglomerations in hunan province
為全面把握湖南城市體系的運演規律，本文對其結構特徵作了進一步的探討:通過時序數據和截面數據的回歸分析、圖表分析和統計分析，結合分形理論，得出了其等級規模結構分佈呈現出首位分佈、位序?規模分佈和金字塔結構特徵，以及存在著高層次城市發展不足的問題;運用場引力模型發現該省主要城市間的經濟聯系強度較弱、結構鬆散，在歸納出該省城市經濟發展水平的層次體系、產業結構演變的基礎上，導出了該省城市體系的五大城市群職能組合;結合空間結構體系、路網交通條件和經濟發展狀況，對該省城市空間分佈狀態進行了定性分析，研究表明該省總體上處于極化階段，各個具體區域，分佈階段不一，差異較大。Vipp variable intelligent printing software greatly improves data processing capability and printing efficiency, and can quickly change the printing format as required
Vipp可變數據智能列印軟體，以最大限度地提高數據處理能力和列印效率，並可隨時改變表單列印格式。Spatio - temporal databases manage spatial objects that change positions and / or extents over time, spatio - temporal index method is one of the key technologies in spatio - temporal database management system
時空數據庫是存儲、管理隨時間變化，其空間位置和/或范圍也發生變化的時空對象的數據庫系統，時空索引技術是時空數據庫管理系統的關鍵技術之一。Unfortunately, as changes are made to the data sources, maintaining the quotient cube is non - trivial since the partitioning of the cube cells must also be updated. in this paper, the authors design incremental algorithms to update a quotient cube efficiently for both sum and median aggregate functions
然而，當數據源發生改變的時候， quotient數據立方體很難進行維護，尤其是針對median這樣的非分步型聚集函數，因為當插入新的元組時， quotient數據立方體中的等價類有的需要進行拆分，有的還需要重新生成。Wavelet transform of velocity - time data for the analysis of turbulent structures in a trayed bubble column
時間數據的小波變換研究篩板式鼓泡塔中的湍流結構The main researches are the following : on the basis of. in - depth understanding of space - time concepts and change types, analyzing existing temporal conceptual models, a event - based temporal model and a process - based temporal model have been developed. combining the two temporal models with field - based spatial model and object - based spatial model directly leads to four spatiotemporal conceptual models, which are field - event spatiotemporal conceptual model, field - process spatiotemporal conceptual model, object - event spatiotemporal conceptual model, and object - process spatiotemporal conceptual model
在討論了各種時空變化類型后，論文對已有時間概念模型進行了分析，提出時空數據建模的基本目標是表達時空變化，並就此提出根據表達離散變化和連續變化的需要，時間概念模型可分為基於事件和基於過程的模型，並結合基於場的和基於對象的空間概念模型，提出時空概念模型可劃分為四種：場事件時空概念模型，場過程時空概念模型，對象事件時空概念模型，對象過程時空概念模型。Paper still analyses the graphics and construct request of nation criterion " plane express way and structure detail drawing of concrete frame shop drawing ", use data base theory to set up data base of " plane method ". the system use odbc technique read the data in the database, after treating, storage the new data to database. whole system is completed in vc + + 6. 0 environment
文章通過對框架柱鋼筋信息影響參數和構造要求的研究，建立框架柱鋼筋幾何信息的參數化圖庫；通過對「平法」構造詳圖中的數據、圖形、構造要求進行研究，運用數據庫理論詳細表達其中的內容，建立針對構造詳圖的數據庫；系統可直接調用數據庫的數據，當規范修改時，只需要改變數據庫的數據，對系統影響不大。In this scheme, power control is primary to the rate control. when the fading channel changes slowly, the transmit data rate will be kept on an appropriate level, and only the power control works to keep up with the channel fading and balance the sir. but when the channel quality is poor, the data rate will be switched down without sacrificing the ber ; otherwise, high data rate was selected
我們提出的方案根據反饋的sir動態改變數據的速率和功率，其中功率控制優先於速率控制，當通道變化緩慢時，數據率保持在一個相對穩定的值上，調節發射功率來維持sir平衡；當功率調節無法彌補通道的衰落時，則通過調節速率來維持sir的平衡。A novel fault diagnostic strategy based on time - varying dynamic pca model has been presented, which makes use of continuous updating time - lagged data matrix to construct a changeable pca model to fulfill the task of fault detection and identification
摘要提出利用不斷更新的時滯數據矩陣建立變化的動態主元模型對某些動態系統內的傳感器故障進行檢測，利用變量貢獻圖的樣本平均對故障進行識別的方法。Restoring a copy of a database to a new location
Norecovery選項可在備份操作結束時將數據庫變為還原狀態。Use norecovery whenever you intend to continue with a restore operation on the database
創建尾日誌備份時，也可以同時使數據庫變為還原狀態。These results would be able to interpret stresses at the welded sections where there are no sensors installed in the evaluation on fatigue damage by using the strain - time history data obtained from the structural health monitoring system
這些初步成果為利用安裝在橋梁結構健康監測系統上輸出的應變時程數據，對這類焊接構件進行熱點應力推算和準確合理的疲勞損傷評估提供了理論和計算基礎。On the basis of the description of time and its relationship in cadastral information system, this paper brings forward a way of ground state modification according to the changing frequency to deal with historical data, and expounds the spatial - temporal data model based on event semantics
摘要在描述地籍管理中時間及其關系的基礎上，提出了地籍信息依據變更頻度對歷史數據進行分割存貯的分類基態修正法，並在對時態信息處理分析的基礎上闡述了基於事件的時空數據模型。Compared with static pca and conventional dynamic pca based on time - lagged data matrix, this method can apply to some dynamic systems in which the former methods can not be used to diagnose the sensor faults for their limitations, because the variables involved in the system have complex dynamic changing trends and the relations between them are not definite
該方法克服了傳統靜態主元分析方法不適于分析具有動態特性的系統傳感器故障的缺陷，而且改善了常用的基於時滯數據建立的動態主元分析法對于分析變量間關系不確定的動態系統存在的局限性。At that point, that database also becomes active as the log shipping primary database
此時，該數據庫也將作為日誌傳送主數據庫變為活動狀態。The host changes the data line only when the clock line is low, and data is read by the device when clock is high
只有當時鐘線為低的時候，主機才可以改變數據線（也就是將數據寫入到數據線） 。數據將在時鐘為高電平的時候被設備讀取。Relevant dimension and the number of substantial state variables which are main factors influencing foundation - pit deformation, are calculated with measured time - sequence data of the settlement, the displacement of several foundation - pits, the number of substantial state variables is far less than that of the factors influencing foundation - pit deformation, the work of nonlinear numerical analyses is greatly reduced, it is of important theoretical and practical significance in guiding design and construction of deformation control
通過多個基坑實測沉降、位移、隆起量時序數據的關聯維數和實質性狀態變量個數即基坑變形主要影響因素個數計算，結果其個數大為減少，極大地減少了數值分析的工作量，對指導變形控制設計和施工具有重要的理論和實踐意義。On the other hand, they are too old to reflect the fallout from this year ' s market turmoil, which could be grave
另一方面，這些過時的數據也未能反映今年經濟波動（可能變得更加嚴峻） 。Time series is a kind of important data existing in a lot of fields, such as stock, weather, etc. with time moving, this data of time series will explode increasing. so it is important and challenging subject to research how discovery valuable knowledge in large - scale time series database, and how to search based similarity while user give a graphic query pattern
因此，對這些海量的時序數據如何進行有效的知識發現，挖掘其內在的各種變化模式：對于用戶給定具有各種抽象含義的變化模式，如何在海量時間序列庫中進行相似性的檢索等應用分析，這是一個挑戰性的、具有重要意義的理論和實際應用課題。分享友人