判別式指數 的英文怎麼說

中文拼音 [pànbiéshìzhǐshǔ]
判別式指數 英文
discriminant index
  • : Ⅰ動詞1 (分開; 分辨) distinguish; discriminate 2 (評定) judge; decide 3 (判決) sentence; con...
  • : 別動詞[方言] (改變) change (sb. 's opinion)
  • : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
  • : 指構詞成分。
  • : 數副詞(屢次) frequently; repeatedly
  • 判別 : differentiate; distinguish; discriminate
  • 指數 : 1. [經] (比數) index number; index 2. [數學] exponent
  1. In this system, the movement of the step - electromotor is controlled by computer, and then the dial pointer is drove by the step - electromotor. at the same time, these images of the analog instrument are took by high precision ccd video, and then these images will be processed by the computer, using some image - processing algorithms such as image segmentations, threshold identification, image binarization, areas labeling, dial center - point identification, useful areas identification & abstracting, and areas thinning, etc. followed this, the dial pointer of the “ circle ” is able to be located. at last, the dial pointer position will be recognized by the computer

    本系統由計算機控制步進電動機的運動,進而驅動儀表表針的運動,並且通過高精度ccd攝像機實時獲取表盤圖像據,同時進行表盤圖像的相關處理,包括圖像分割,閾值確定,圖像二值化,區域標記演算法,圓心擬合,有效區域識提取,區域細化等,最終快速識出表盤針所處位置;最後,根據國家儀表類檢定規程所制定的演算法計算出該儀表的相關誤差,檢定儀表的各種精度,通過這些斷該儀表是否合格,列印該儀表的檢定結果報表。
  2. ( 4 ) based on the qualitative analysis results of geology and employing grey - clustering analysis method, the quantitatively discriminating pattern of the size of remaining oil potential is founded. through selecting feature indices and setting up brighten function and clustering weightiness of these indices, we can identify the most potential area ( s ) quantitatively

    通過合理選擇表徵剩餘油潛力的特徵標、建立特徵標的白化函及其,對評價對象的各類潛力標進行灰聚類分析,最終出評價對象所屬的潛力級
  3. In this article, firstly the background of the textile trade conflicts within sino - us or sino - euro are introduced, thus learn that how to discern and dodge the foreign trade risks, how to choose the appropriate investment projects have already become one of the most important questions for exporting companies on foreign trade affairs well - known as high investment and high risk. so the main text makes a risk analysis qualitatively and quantitatively on a textile - exporting trading company from three angles of statistic 、 game theory and portfolio theory, which is the main content that we studied. firstly, the statistic article adopts data of the transaction closing price of the textile clothing index in shenzhen stock exchange at the end of each quarter as well as several other kinds of data reflecting the macro - economic changes, performs an empirical analysis of these data according to the theory of co - integration test 、 granger cause test and impulse response function of time series in economitric, and learn that the impact to ti is more obvious by the economic index reflecting local commodity price level and economic prosperity degree home and abroad, as well as the impact degree and the time lag degree, and knows the macro - economic risks faced by textile business enterprises ; after that by the game theory angle we analyze exactly the managing risks faced by one textile export corporation named beauty. from the game expansion chart the system arrangement between censor ways by exportation goal countries and exporting strategies by the exporting enterprises has been analyzed. involving the benefit assignment between them both the limited rounds and infinite rounds negotiations of cooperation games have been studied, and then country responsibility and the enterprise managing risks on foreign trade affairs and so on have been analyzed exactly ; in order to realize the investment multiplication in the certain degree to disperse the risk, the

    本文首先介紹了中美、中歐紡織品貿易爭端的來龍去脈,由此可知在涉外貿易這種以高投入、高風險著稱的行業里,如何甄和規避外貿風險、如何選擇合適的投資項目已經成為外貿企業的首要問題。因此,正文分從統計學、博弈論和投資組合三種角度對涉外紡織品貿易公司風險進行了定性和定量的分析,這也是本文的主要研究內容。首先,統計學篇選取了深圳證券交易所行業分類?紡織服裝( ti )每一季度末的交易收盤價和若干種反映宏觀經濟變化的標,利用計量經濟學中時間序列的協整檢驗、 granger因果檢驗和脈沖反應函等理論做實證分析,從而得知反映國內物價水平和國內外經濟景氣程度的經濟標對紡織板塊上市值的沖擊比較明顯,且可知沖擊程度和時滯度,進而分析出涉外紡織企業所面臨的宏觀經濟風險;接著,從博弈論的角度具體分析一家紡織品出口公司( beauty )的外貿活動所面臨的各種經營風險,該篇從博弈擴展圖入手,分析了出口目的國審查方與本企業出口策略之間的制度安排;並圍繞雙方的利益分配,研究了有限回合和無限回合合作談博弈,然後具體論述了國家責任和企業涉外經營風險等問題;在一定程度上為了實現投資多元化來分散風險的目的,投資組合篇從經典的markowitz模型著手,在一些特定條件的限制下,給出了一個相應的投資組合模型。
  4. At the part of empirical study, this paper chooses 124 a - stock listed companies from stock exchange of shanghai and shenzhen as research samples, makes use of the step method to filter the 13 possible variables ( including 3 debt - paying ability indexes, 3 operating ability indexes, 4 profitability indexes and 3 cash flow indexes ) in analysis and finally sets up discrimimant models by fisher discrimimant rules with the samples " financial data. then this paper validates the stability of these models using the self - validation and cross - validation before analyzing the prediction ability of these models with outside - validation

    實證研究部分主要以我國深、滬兩市124家上市公司為研究樣本,採用上市公司1998年至2001年的實際財務據,運用逐步分析方法對擬進入模型的13個變量(包括3個償債能力標、 3個經營能力標、 4個獲利能力標及3個現金流量標)進行篩選,並根據fisher準則建立模型,在運用自身驗證法與互動驗證法對模型的穩定性加以驗證后,運用外部據驗證法對模型的預測能力進行了分析。
  5. ( c ) propose the scheme to implementing the coder and deoder of optical time - spreading / frequency - hopping, by assigning two orthogonal codes for one user and using these two codes to encoding 1 and 0 respectively, differential detection can be adopted. not only improves system performances in ber, but also resists the interference such as mai, and does n ' t need any control devices to evaluate the optimum decisive threshold

    通過給每個用戶定互相關為0的兩個地址碼分發送1和0信號以及在接收端採用差分檢測技術,避免了ook (開關鍵控)光通信系統中0不發送光脈沖和ook常規檢測方下最佳決門限必須根椐用戶等外界環境而改變,從而提高了系統性能和降低了系統的復雜度。
  6. Based on an analysis of dynamic conditions for migration and precipitation of gold grains in water system and their diffusion in soil, this paper has advanced a discriminant formula for surfacce ore potential of gold anomalies from 1 : 50000 stream sediment survey, recounted methods for estimating the highest gold grade ores within the anomalies, calculated the discriminant indices for qinba area, and summed up index characteristics of ore - induced gold anomalies in 1 : 10000 soil survey, estimation formulae for orebody location as well as coefficients and constants of slope angles of various orders and grades

    摘要在分析金粒在水系中運移、落淤和在土壤中擴散動力條件的基礎上,本文建立了五萬分之一水系沉積物測量金異常地表含礦性的,闡述了推算異常內礦石最高金品位的方法並計算了秦巴地區的;總結出萬分之一土壤測量礦致金異常的標志特徵、礦體定位的估算公及各級次地形坡度角的系和常
  7. According to the study on the resolution of the equipment for coal ore dressing based on the transmission of bi - energy - rays for a long time, it was provided that the resolution could be improved by selecting the mathem atical model, discerning mode, and the width of high and low energy windows

    摘要通過較長時間的實驗研究,出處理據的學模型,斷結果的識,採集信號通道窗孔的設定是設備儀表系統關繫到設備分選率的幾個主要方面,只要綜合考慮源強,儀器的溫度漂移特性,適當選擇學模型、識和窗口位置及寬度,可以大大增強斷的準確性,提高分選率。
  8. Exponentially weighted moving average ( ewma ) and fuzzy algorithm for the input samples are also developed to improve its recognition accuracy. numerical simulation results show this model possesses many advantages, such as good self - adaptive ability, quick training and good recognition performance

    文中提出了採用歐氏距離法作為混合型多特徵異常模的識方法;提出了採用據模糊化和加權滑動平均處理兩種提高模型識精度的方法。
  9. Feature extraction through 2 - order polynomial fit of the descending part of the response curve made possible a timesaving measurement process. the performances of two pattern recognition algorithms, namely principal component analysis ( pca ) and linear discriminant analysis ( lda ) in practical problems were discussed. artificial neural network ( ann ) was utilized with back - propagation algorithm ( bpa ), and the combination of pca / lda with ann improved the identification performance of the system

    基於對模系統的深入研究,提出了從響應階段據提取特徵的方法,節省了測試所需時間;比較了主成分分析法( principalcomponentanalysis , pca )與線性法( lineardiscriminantanalysis , lda )兩種模方法在實際應用中的不同結果,分析了原因;設計了採用誤差反傳演算法back - propagationalgorithm , bpa )的前向人工神經網路( artificialneuralnetwork , ann ) ,並出其應用中存在的問題,提出了改進建議;利用pca lda與ann相結合的方法改善了系統的識性能。
  10. ( 1 ) the got by experiment may contain thermal contributing by electrons and this part is not can be ignored. ( 2 ) got by thermal dynamic experimental data under normal temperature and pressure can be a standard for various theoretical models, but its precision should be analysis carefully before to use. ( 3 ) the method of using the migault ' s formular associate tuning up parameter to express which often be used is not very reasonable

    本文第3章就gr neisen物態方程研究了三方面問題:第一方面,在分析了幾種不同定義的gr neisen系的區與聯系的基礎上出, ( 1 )在沖擊壓縮區,直接依據實驗據獲得的往往包含不可忽略的電子熱貢獻; ( 2 )常態熱力學可作為檢驗gr neisen系理論模型的一個標準,但應注意該實驗測量值的精度(包括由於實際材料中存在的「非三項物態方程因素」的影響) ,而所總結的在周期表上所具有較明顯的規律性,可作為對該值精確程度斷的參考; ( 3 )出一種以調節參的migault公描述的常用方法的基礎與實際情況並不相符。
  11. The pseudo - dynamic test gives the model ' s earthquake response, failure characteristic and special seismic property, unveil the structure ' s failure procedure of " low density setin block ' s break - slab rib ' s break - end post ' s concrete craze - end post ' s steel bar yielding ", providing full and accurate experimental information to establish the seismic design method. the slab ' s crack discrimination condition is prescribe. the extreme shear strength bearing moment, shear and pressure synchronously shows the bearing capacity components and change in slab ' s failure process

    提出了密肋復合墻體開裂的條件;對于墻體在彎剪壓耦合作用下的極限抗剪承載力性能,分析了其構成因素及其隨破壞過程的變化規律;在試驗研究和值分析的基礎上,提出密肋復合墻體抗剪和抗彎承載力表達,並對典型墻體多遇地震作用下的承載力可靠標進行了驗算;對影響墻體抗剪能力的各種因素進行了顯著性分析。
  12. The paper studies the existence and global exponential convergence of alomost periodic solutions for high - order neural networks involving variable delay by applying the theory of fixed point and differential inequality technique, some new criteria on the existence and global exponential convergence of almost periodic solutions are obtained

    摘要利用不動點理論和微分不等分析等技巧,研究了變時滯高階神經網路概周期解存在性與全局收斂性,並且給出了一些新的準則。
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