重要值指數 的英文怎麼說
中文拼音 [zhòngyāozhízhǐshǔ]
重要值指數
英文
importance value index-
A variety of methods including the tabular comparison of data, the tabular comparison of similarity coefficient, the nearest neighbor method and the group - average method of hierarchical agglomerative classification were applied to investigate the forest communities in meizi lake area
森林植被樣地中以喬木層樹種的重要值為指標，採用紙條排隊法、群落相似系數分類法、最近鄰體法、組平均法對梅子湖森林植被樣地進行數量分類。Furthermore, the dq value ranges of profile multifarctal spectra in different landform types and in different directions of the same sections perform different properties and anisotrpies. it can be concluded that the landscape fractal properties depends closely on the int ensity, manner and inhomogenity of exogenic and inogenic processess, and with the properties, we can study quantatively the dynamic geomorphic process. by using the same methods just above, local fractal dimensions d, crossover length tc and the multifractal spectra dq - q of two large - scale landform profiles ( across and along tianshan mountain ranges respectively ) are calculated. the results show that in the studied scaling range the two profiles perform different scaling properties, and both of them can be divided to three evident different linear scaling subsections
不同類型地貌區二維地貌表面也表現出多度域分形特徵，而且隨著觀測尺度的增加，每個區間的分維值均表現為依次減小，表明外營力作用的影響逐漸被內營力作用所取代：不同類型地貌區在相應區間的分維值表現為高山區中低山區盆地區，體現了不同類型地貌表面粗糙性或復雜性的差異，因此分維值大小可作為地貌表面外營力侵蝕作用強度的重要指標：利用標度區的間斷點和各種地貌類型表面分維值或宏觀效應趨於一致，提出5 - 6km左右可作為地貌的宏觀臨界點，並且與利用地貌剖線研究所得到的5km這一數值是基本吻合的。So we consider five financial indexes includes stock b / p, e / p, current stock size, current stock stru and financial levge by the international tradition, then descriptive statistical test method and cross section statistical test method proved that b / p and current stock size have marked effect on the securities yield besides coefficient b. in the third chapter, the article fut forward a risk factor model, estimates yield sequences of every risk factor by weight regression, and then estimates each risk factor coefficient of different stock by time sequence regression, at last we can reckon the portfolio risk o2p and yield rp which consists n stocks
結合國際慣例，文章考慮了股票的凈值市價比（ b p ） ，市盈率倒數（ e p ） ，流通規模（ size ） ，流通比例（ stru ）和財務杠桿（ levge ）等五個財務指標，應用描述性統計檢驗和橫截面統計檢驗等多種方法，結果表明，除系數以外，凈值市價比（ b p ）和流通規模（ size ）對證券收益率部有重要的影響。在論文的第三章，提出了一個基於多因素的風險因子模型，並用加權回歸和時間序列回歸等方法估計出了不同證券的各風險因子系數（類似於單指數模型中的系數） ，據此，即可衡量出一個包括n只股票的組合的風險_ p ~ 2和收益率r _ p 。Seventeen important morphological characters were analysed to identify and evaluate genetic diversity of morphology of the lespedeza populations. fourteen vital morphological characters were studied using basic statistics, correlation analysis, factor analysis and cluster analysis. zymograms were analysed using eighteen alleles of seven allozymes
對14個關健形態學性狀指標的平均值、方差、標準差、變異系數等基本統計分析表明，胡枝子屬植物不同種間以及種內居群間在這14個重要形態學性狀上的遺傳差異較大，變異系數達28 . 89 122 . 36 （全生育天數除外，變異系數為4 . 72 ） 。This article contains three parts, five chapters. the first part introduces the incentive models of actual bonus stock synoptically, analyses the stock on hand, option shares and stock option, the three kind of important incentive models, on rights and incumbencies, value and the incentive guidance by contrast. the second part discusses the difficulties and influential factors in the design of technical bonus stock, quests for the incentive models of technical bonus stock, analyses superiority and inferior position in action, difference and interosculation between them, discusses the need and significance for the technical bonus stock reanimation in the middle - small technicalfilms. in order to make use of the technical bonus stock distribution mechanism fully, inspire the talent of technologists, encourage their devotion to films, we have some important discussion on the technical bonus stock distribution policy, introduce the distributed models of technical bonus stock, point out the questions in the excutive course, and offer the solution correspondingly. in the third part, we discuss the technical stock option design on middle - small technical films, and consider the logical thoughtfulness in the course of reanimation as follows : the more outstanding achievement for the powered man the more increase on special target the lower price on technical option premium the more profit the more effective reanimation. in the parameter, a set of detailed program is designed, which includes establishment of incentive fund, institution of merit system for the plan ' s grantors, award of stock option, determination of premium, so as to reduce random in the incentive course, have a great effect on the mormative management for the
本文內容共分為五章三大部分，第一部分概括性地介紹了現行股權激勵方式，對現股、期股和期權這三種重要的激勵方式，從權利義務、價值和激勵導向三個方面進行了對比分析；第二部分探討了技術股權設計的難點和影響因素，討論了我國中小科技企業技術股權激勵的方式，分析它們在激勵中的優勢和不足，以及它們之間的區別與聯系，並對中小科技企業實施技術股權激勵的必要性和意義進行了探討。在文中還重點討論了中小科技企業技術股權分配的策略，介紹了技術股權紅利分配方式，指出在技術股權激勵過程中應注意的問題，並提出相應的解決辦法，目的在於充分利用技術股權分配機制，來激發技術人員潛在的創新能力，激勵他們為企業作貢獻；第三部分著重探討了中小科技企業技術股份期權的方案設計，在激勵方面，按照技術期權獲受人的業績越突出特定的指標增長越快行權價越低獲利越多激勵效果越好的邏輯思路進行考慮；在參數設計方面，對技術期權計劃中激勵基金、授予和考核、行權價格等參數進行了詳細地分析設計，旨在減少技術期權激勵過程中的隨意性，為中小科技企業的規范化管理起到一定的指導和借鑒作用。Based on consider hereinbefore, this dissertation discusses several aspects on the problem of the sustainable and optimum exploitation of groundwater resources as follows : ( 1 ) reviewed entirely the origin and evolvement of the concept " sustainable development ", stated and commented the study status in queue on " sustainable development " around national and international range, thorough discussed the science connotation about the concept " sustainable development " ; ( 2 ) looked back and commented across - the aboard some furthest basic concept and proposition related to groundwater resources, put forward self opinions on a few existent mistake points of view and chaos understandings ; ( 3 ) expatiated entirely on the content and meaning of the theory of changeable groundwater resources system, contrast with the traditional methods of groundwater resources calculation and evaluation, combined example to show the application of this theory ; ( 4 ) thorough analyzed the difficult and complexity to forecast the groundwater resources, fully stated the traditional methods of groundwater resources forecasting, pointed out the characteristic and applying condition of these forecasting method, introduced the main ideas and methods of wavelet analysis developed recently, and the matlab software be known as the fifths era computer language, and its accessory wavelet analysis toolbox, applied these methods and tools to analyze the groundwater dynamic curve, adopted the b - j method and morte - carlo method, combined with the theory of changeable groundwater resources system, discussed the new view on the forecast of groundwater resources ; ( 5 ) synthetically analyzed the characteristics and limitations of the present all kind of groundwater manage model, combined mathematical programming mathematical statistics random process and the theory of variation system of groundwater resources on the unite optimum attempter of surface water and groundwater, emphasized how to make the model more nicety, more simple, more practicality ; ( 6 ) analyzed the inside condition and outside condition to assure the sustainable and optimum exploi tation of groundwater resources, the inside conditions are the follows : correct resources idea, scientific methods of resources calculation and evaluation, credible forecast methods of resources, exercisable measures of resources management, the outside conditions are the follows : the development idea of high layer, the transform of manage system, the matched policy and rule of law, the adjusted of economy lever, the improve of cultural diathesis, the boosting up of water - saving consciousness and detail measures, the control of population rising, the prevention and cure of water pollute, the renew and rebuild of ecology ; ( 7 ) scan the sustainable and optimum exploitation of groundwater resources from the high level of metagalaxy, earth system science, and philosophy ; lint out the more directions on groundwater resources
基於以上考慮，論文主要從以下幾方面對地下水資源可持續開發問題進行了比較深入的探討：全面回顧了「可持續發展」概念的由來與演變，對國內外「可持續發展」的研究現狀進行了述評，並對「可持續發展」概念的科學內涵進行了深入探討；對涉及地下水資源的一些最基本的概念和命題進行了全面的回顧和評述，對目前仍然存在的一些錯誤觀點和混亂認識提出了自己的見解；全面闡述了地下水資源變值系統理論的內容和意義，並與傳統的地下水資源計算評價方法進行了對比分析，結合實例具體說明了方法的應用；深入分析了地下水資源預測預報工作的極端重要性和復雜性，對傳統的地下水資源動態預測方法進行了全面的評述，指出了各類預測預報方法的特點及適用條件，對最近二十多年剛發展起來的小波分析技術的主要思想和方法及其應用范圍，以及號稱第五代計算機語言的matlab軟體和附帶的小波分析工具箱進行了介紹，並應用於地下水動態過程線的分析，採用時間序列中的b ? j法，蒙特卡羅方法，與地下水資源變值系統理論相結合，探討了地下水動態資料分析和地下水資源預測預報的新思路；綜合分析了現今各類地下水管理模型的特點及缺陷，將數學規劃、數理統計、隨機過程等與地下水變值系統理論相結合進行地表水地下水或多水源的聯合優化調度，使模型更準確、更實用；對保證地下水資源可持續開發的內部條件和外部條件進行了分析，內部河海人學博卜學位論文前言、摘要、目錄條件主要是正確的資源觀，科學的資源計算與評價方法，可靠的資源預測預報技術，可操作的資源管理措施，外部條件主要是高層發展思路、管理體制的變革、配套的政策法規、經濟杠桿的調節、人文素質的提高、節水意識的增強及具體節水措施、人口增長的控制、水體污染的防治、生態的恢復和重建等;從宇宙科學、地球系統科學及哲學的高度審視地下水資源的可持續開發;指出了地下水資源可持續開發的進一步研究方向。Following the research route of mend with study and development with creation, give the definition of risk and the methods of risk identifying, divide the risk attitude into risk loving, risk neutralism and risk avoiding, point out the importance of enhancing the risk consciousness for lightning hazard, and summarize the mechanisms of lightning hazard the theories and methods of risk assessment for lightning hazard. provide a set of risk assessment parameters for lightning hazard, which includes lightning times n, hazard probability p, hazard loss d, hazard risk r and protection efficiency e, and give the definition, decisive factor, value method and value scope of each parameter. establish a risk assessment model for lightning hazard which includes lightning hazard base module, lightning hazard probability module, lightning hazard loss module, lightning hazard accepted risk module, lightning protection cost module, correcting coefficient module, lightning hazard risk module, and lightning protection class and efficiency module
遵循借鑒改造和發展創新的研究思路，給出了風險的定義和風險識別的方法，將風險態度分為風險喜好型、風險中庸型和風險逃避型，指出了提高雷電災害風險意識的重要性，總結了雷電災害的作用機制和雷電災害風險評估的理論與方法；提供了包括雷擊次數n 、雷災概率p 、雷災損失d 、雷災風險r和雷電防護級別與防護效率e等5類基本參數的雷電災害風險評估參數體系，並給出了各個參數的定義、參數的決定因素和取值方法以及取值范圍；設計了包括雷電災害基礎模塊、雷電災害概率評估模塊、雷電災害損失評估模塊、雷電災害允許風險評估模塊、雷電防護成本評估模塊、校正系數模塊、雷電災害風險評估模塊、雷電防護級別與效率分析模塊等8個模塊的雷電災害風險評估模型，評估模型以iec61662的評估模型為基本參考，以雷災損失d為中心，把雷災風險劃分為經濟雷災風險r _ e和人身雷災風險r _ l ，並對r _ e和r _ l分開單獨處理。Based on the discussion of the hedging strategy, the arbitraging strategy and the speculation strategy, this thesis studies some other important investment strategies, such as portfolio insurance, asset allocation, indexing and spreading strategy. as for the hedging strategy, this thesis mainly discusses its principle, the hedge ratio and the imperfect hedging strategy
本文在論述股指期貨的套期保值、套利和投機三大基本交易策略的基礎上，探討了股指期貨的其他一些重要的投資策略，如投資組合保險、資產配置、構造指數化投資組合以及圖利策略等。The important meaning in which this direction studied has lain in establishing the connection between the material science of concrete and civil engineering, analyse the strength in terms of material microcosmic or the mesoscopic, have important meaning to understanding, know the essential law of the strength of concrete. this text divides six chapters altogether. chapter one reviewed the pore structure in nowadays domestic and international research current situation, including the concrete examines research, research of the pore structure model and the research current situations of pore structure and strength relation of the pore method, have introduced some most important achievements of structure research of pore ; chapter two narrated much yardstick of the material mesoscopic structure of concrete and principle of examining pore technology of material of concrete, and the commonly used sign parameter in discussedding the pore and material pore of quito of cement and analyse, have explained that the influence factor of mip to the result of study of pore, has pointed out the limitation in mip in the pore structure ; analyse porosity and strength relation development course of model emphatically, and has carried on comparative analysis to the existing model, has pointed out the weak point of the original model ; on the basis of " ing integrate synthetically ", propose concrete pore structure compound body model and pore physical model of systemlex body ; chapter five carried on the corresponding test data to compares to the model parameter appearing in model of chapter four with and analyses, have received k value of the characteristic of strength of matrices of reflecting according to the method to return to analysis, and calculate the influence produced on the strength of concrete in revision that can probed into the content of cement, elastic mould and surface energy, exactness of the inspection model ; chapter six is the conclusion, according to studying the survey this text to some research conclusions of the pore structure and making corresponding prospect to the structure development of pore
第一章回顧了孔結構在當今國內外的研究現狀，包括混凝土測孔方法的研究、孔結構模型的研究及孔結構與強度關系的研究現狀，介紹了孔結構研究方面的一些最重要的成果；第二章敘述了混凝土材料細觀結構的多尺度性及混凝土材料測孔技術的原理，並討論了水泥基多孔材料孔隙分析中常用的表徵參數，也說明了壓汞法測孔對研究結果的影響因素，指出了壓汞法在孔結構研究中的局限性；第三章是著重分析了孔隙率與強度關系模型的發展歷程，並對已有的模型進行了比較分析，指出了原有模型的不足之處；第四章在「綜合集成」的基礎上，提出了混凝土孔結構復合體模型和孔系統的物理模型，並模擬了該模型下由各單體並聯形成的復合體的斷裂過程，最後根據所建模型編制了相應的計算程序，可根據輸入的孔徑分佈與水泥含量等參數，實現混凝土理論強度的計算；第五章對第四章模型中出現的模型參數進行了相應的試驗數據對比分析，根據回歸分析的方法得到了反映基體強度特徵的k值，並從理論上探討了水泥含量、彈性模量和表面能的修正對混凝土強度計算產生的影響，檢驗模型的正確性；第六章是結論與展望，根據研究綜述了本文對孔結構的一些研究結論並對孔結構發展作了相應的展望。However, where a secondary line is too small to be included in the indices, the xd adjustment is calculated using the dividends paid on the main line and the combined share weighting
但是，非主營業務的數值太小了可以忽略不計入指數，除權調整就用主要業務的支付紅利和加權的股份比重計算。The quantitative method is used to evaluate subject catalogues on all indicators including quantity of pages, update rate of pages per month and mean of all page ’ s significance in each subject catalogue
本文採用定量的方法，從每個主題目錄所包含的網頁數量、網頁每月更新率及包含所有網頁的重要性均值等評價指標出發進行網站主題目錄的評價。Unweighted means that all the values considered in calculating the index are of equal importance.
所謂不加權，是指對計算指數所包括的全部數值的重要性一律平等看待。( 3 ) by choosing core faultage of axial site in luohu fracture zone i. e. geological cross section in huangbeiling faultage f8 as geological model and utilizing finite element numerical method, change tendency of huangbeiling faultage f8 under self - weight stress and building loads is stimulated. and long - term development trend of fracture zone is also predicted, which has an important guiding meaning for works of geological disaster prevention in district of luohu jiancheng
（ 3 ）選取羅湖斷裂帶軸部的核心斷層?黃貝嶺f8斷層地質剖面作為地質模型，利用有限元數值方法模擬了黃貝嶺f8斷層在自重應力和建築物荷載共同作用下的變化趨勢，預計出斷層帶的長期發展趨勢，這對羅湖建成區的地質災害防止工作有重要的指導意義。Data mining is an important research subject in the field of information technology. it means a process of nontrivial extraction of implicit, previously unknown and potentially useful information from data in databases or datawarehouses. it involves such subject areas as database, artificial intelligence, machine learning and statistics. classification analysis is an important data mining problem
數據挖掘（ datamining ）是信息處理技術研究領域的一項重要課題。它是指從大型數據庫或數據倉庫中提取隱含的、未知的、非平凡的以及有潛在應用價值的信息或模式的過程。Theory of portfolio optimization is an important part of the modern ? nance in - vestment theories, which uses mathematical facilities such as convex analysis, random analysis, nonsmooth analysis, ( nonlinear ) programming etc, combined with the mean - variance method the basic method of modern portfolio theory. by setting up mathe - matical models, discussed the investment rules of ? nance market and o ? ered theoretic guide for investors
投資組合優化理論是現代金融投資理論的重要組成部分，它運用凸分析、隨機分析、非光滑優化、 （非）線性規劃等數學工具，並與現代投資組合理論的基本方法均值方差方法相結合，通過建立數學模型討論金融市場投資規律並為個人或機構投資者提供理論指導。The main results are as following : 1 species diversity indices are significantly different among communities in desert - oasis ecotone, but are low in general ; diversity indices based on important value and cover are more properly in arid desert areas
主要結論如下： 1 、阜康荒漠綠洲過渡帶物種多樣性在群落間差異顯著，總體上多樣性水平較低；對荒漠植被，以重要值或蓋度為指標計測多樣性指數較為可行。There were 83 species in the community 4 ( castanopsis sclerophylla - camellia oleifera - maesa japonica community ), and castanopsis sclerophylla, castanopsis fargesii and schima superba were the dominant species of tree layer, and camellia oleifera, itea chinensis and symplocos sumuntia were the dominant species of succession layer, and maesa japonica was the absolute dominant species of regeneration layer. there were 76 species in the community 5 ( castano
用物種重要值代替物種多度來測定物種多樣性，結果表明: margalef豐富度指數隨著群落層次的物種數增加而增加，與群落各層次的個體數無關，各群落的喬木層的simpson多樣性、 shannon一wiener多樣性、 simpson均勻度、 shannon一wiener均勻度4個指數一般小於其演替層的相應指數，演替層與更新層的相應指數之間無必然大小關系。It summarizes the characteristics of physical simulated profiling anomaly of common loop point array, it has conducted meaning and researching value on improving array, choice of parameters and data interpretation. the third chapter is about method technique
探討了tem附加效應的產生原因及識別方法、消除或削弱途徑；總結了同點裝置物理模擬異常剖面曲線特徵，這對實際工作中改進裝置、參數選擇及資料解釋有著重要的指導意義和研究價值。In the paper, on the basis of expounding the importance of similarity theory in the numerical simulation of tectonic stress field, it is pointed out that, only by making the numerical model be similar to the geological prototype in material, combination pattern, boundary condition, loading mode and cracking criterion, etc., may the simulation result be real
摘要論述了在構造應力場模擬中相似性原理的重要性，指出地質原形與數值模型在材料、組合形式、邊界條件、受力方式和破裂準則等方面必須相似，模擬的結果才具有真實性。Based on abroad consultations and studies on national and foreign related datum, mainly taking shenzhen luohu fracture zone for research object, and by means of analysis on locale monitoring datum analysis, laboratory routine rheopectic testing, finite element numerical simulation and appraisal of gis stability, a few of conclusions can be summarized as the following : ( 1 ) analyzing present and past geological reconnaissance datum and reports of stability appraisal in luohu jiancheng district and synthesizing a mass of crustal stress monitoring datum and huangbeiling faultage f8 monitoring datum, and combining closely with practical engineering activity in luohu district, characteristics of crustal stress distribution is deeply discussed, which has an important guiding meaning for studying region stability and underground structure safety in luohu district
本文在廣泛查閱、研究國內外有關資料的基礎上，主要以深圳羅湖破碎帶為研究對象，通過現場實際監測資料分析、室內常規流變試驗、有限元數值模擬以及基於gis的穩定性評價，可以得到以下幾點結論： （ 1 ）分析了羅湖建成區以前和現今的地質勘察資料、穩定性評價報告，綜合大量的現今地應力監測資料和黃貝嶺f8斷層監測資料，緊密結合羅湖建成區的實際工程活動，深入探討了羅湖區的地應力分佈特徵，這對于研究羅湖地區區域穩定性和地下建築物的安全性具有重要的指導意義。分享友人