correlation ratio 中文意思是什麼

correlation ratio 解釋
相關比
  • correlation : n. 相互關系,相關(性);對比;交互作用;【數學】對射,異射。 correlation index 關聯指數。 correlation mineral 對比礦物。
  • ratio : n. (pl. ratios)1. 比,比率,比值;比例;系數。2. 【經濟學】復本位制中金銀的法定比價。vt. 1. 用比例方式表達;求出…的比值;使…成比例。2. 將(相片)按比例放大或縮小。
  1. It is approved that the proposed method has higher antinoise and signal - to - noise ratio than the direct correlation method

    能過數字模擬對比表明,該方法優于直接相關定位法,具有較強的抗噪聲能力,提高了信噪比。
  2. Three evaluation methods for the nonrandomized precipitation enhancement operation effects have been developed based on the regional rainfall control and meteorologit cal covariable correlation : dopple ratio analysis evaluation method using regional rainfall ten - dency control for single cloud seeding operation case ; regression analysis evaluation effects on the bases of regional correlation and developing tendency of rainfall ; and multiple regression analysis with meteorological and physical covariables

    本文根據區域趨勢控制和氣象-物理協變量相關設計了三套非隨機化人工增雨作業效果評估方案:個例作業區域趨勢對比雙比分析評估方案、區域趨勢相關回歸分析評估方案和氣象-物理協變量多元回歸分析評估方案。
  3. Then, six evaluation methods ( double ratio analysis evaluation method using regional rainfall tendency control for single cloud seeding operation case, regression analysis evaluation effects on the bases of regional correlation and developing tendency of rainfall, multiple regression analysis evaluation effects on the bases of regional developing tendency of rainfall, cluster - analysis - based floating control historical regression method with uniform precipitation and atmospheric precipitable water as meteorological covariates, cluster - analysis - based floating control historical regression method with uniform precipitation used as meteorological covariate, and float ing control historical regression method ) were compared and analyzed with the case of the cloud seeding operation on 5 april 2002 in henan province

    然後,以河南省2002年4月5日飛機增雨作業為個例,對作業區域趨勢對比雙比分析評估方案、區域趨勢相關回歸分析方案、區域趨勢多元回歸分析方案、以降水量為協變量的ca - fcm方法、以降水量和整層大氣可降水量為協變量的ca - fcm方法和fcm方法6種評價方案進行分析比較。
  4. Correlation between stoichiometrical ratio of air to fuel and its higher heating value

    燃料理論空燃比與高位熱值之間的關系
  5. Tide is the primary dynamic factor in building tidal flat ; it must be affect tidal creek system on mud flat. therefore, based on the raster image of the year of 2000, the thesis has built correlation equations between average tidal ranges and the density of tidal creeks, the ratio of the width of outlet to the length of low tidal shore, the ratio of the area of tidal creek to tidal basin respectively. the result shows that the former is high well - marked correlation ; the two latter are well - marked correlation

    潮汐是塑造潮灘的主要動力因素,它必然與淤泥質潮灘上潮溝系統的發育有密切的關系,為此,本文以2000年的衛片作底圖,對潮溝系的密度、溝口寬度占低潮線長度的比值以及潮溝面積與潮盆面積的比值,分別與平均潮差建立了相關關系,結果發現,潮溝系的密度與平均潮差之間存在著高度顯著的相關性,溝口寬度占低潮線長度的比值和潮溝面積與潮盆面積的比值與平均潮差之間存在著顯著的相關性。
  6. The correlation between the reducing sugar content in phloem and xylem and the ratio of damaged trees was not close

    不同楊樹品系韌皮部和木質部的還原糖含量與被害株率沒有相關性。
  7. While the spearman ' s rho correlation coefficient between the dividend yield and ex - dividend price ratio is positive, but not statistically significant at 5 % level. so the ex - dividend day price ratios do not provide much evidence in support of dividend tax clienteles

    而1995 - 2000年股價變動股利比與股利率的相關系數為正,但是相關性不顯著,因此中國深市不存在稅收客戶群效應。
  8. Two detection methods of chirp signals are presented in the dissertation : the cyclic autocorrelation detection method and the correlation detection method of cyclic autocorrelation function. it is shown that the two methods both have an excellent performance of blind detection. the performance analyses of the two detection methods are both carried out for additive noise or multiplicative noise, and the output signal - to - noise ratio ( snr ) expressions of the two methods are also derived

    通過研究提出了兩種線性調頻信號的檢測方法?基於循環自相關函數包絡的檢測方法和基於循環自相關函數的相關函數包絡的檢測方法,兩種方法均可實現信號的盲檢測,有良好的檢測性能,文中還分析了加性噪聲及存在乘性和加性噪聲情況下兩種檢測方法的性能,推導出了輸出信噪比公式。
  9. The relationship between the ratio of state - owned stock and the enterprise evaluation is significantly negative correlation. the correlation between ratio of corporate stock and the enterprise evaluation is significantly positive correlation

    國家股比率與並購后企業價值明顯負相關,法人股比率與並購后企業價值明顯正相關。
  10. Due to the needs for the flat spectrum character, the leading sequence requires high self - correlation. the author selected a series of sequences whose highest peek to second highest peek ratio is big, from a series of " m " sequences. then, the optimized leading sequences were judged according to glf, the sequences which have lower glf would be more proper for the estimation

    首先,作者提出搜索的標準,根據前導序列要有平坦的譜特性,從而要有好的自相關性,從一種m序列中找出最大峰與次大峰比例較大的一些序列,然後根據增益損耗因子來判決最佳前導序列,增益損耗因子越小的序列越適于估計。
  11. A integrated algorithm of ambiguity resolution is proposed. by using triple carrier phase, integer gauss transformations, qr factorization, cholesky factorization, and geometry constraint, the correlation between ambiguity components is reduced, and more error ambiguity can be discarded, also process of ambiguity searching getting rapidly. the ratio test combining constraint of baseline is used to fix ambiguity rapidly

    利用三差最小二乘求解模糊度浮點解,然後採用整數高斯變換降低模糊度分量間的相關性,再根據qr分解和基線幾何約束減少需搜索的模糊度組合,採用cholesky分解在搜索過程中及早淘汰不正確的模糊度組合,最後利用ratio檢驗與基線幾何約束條件相結合檢驗模糊度組合,盡快固定正確的模糊度。
  12. This study was conducted to examine the interrelationship of 10 seed vigor traits in 12 wheat genotypes through variance, co - variance and path coefficient analysis, to determine broad - sense heritability, and to estimate genetic advance under selection. the genotypes showed significant difference for all traits, except for percentage of normal seedling. genetic correlation between conversion efficiency of seed reserve, electrical conductivity with other traits were not significant, showed that selection for any of them might be possible without hampering any other traits. however path coefficient analysis indicated that conversion efficiency of seed reserve, seed reserve utilization ratio have strong direct effect in affecting seedling weight, and that mean germination time has significantly negatively correlated in affecting gi. moderate to high estimates of broad - sense heritability, genetic coefficient of variation and expected genetic advance were obtained for electrical conductivity, germination index, mean germination time, seed dry weigh, seedling dry weigh, seed reserve depletion ratio indicating the possibility for improving these traits

    本研究利用12個普通小麥品種對10個種子活力性狀的遺傳變異和相關研究,表明除正常幼苗百分率外,其餘種子活力性狀在品種間均存在顯著的差異.種子貯藏物質轉換效率、電導率兩個性狀間及與其它性狀均無顯著的遺傳相關,因此對他們的選擇不會影響到其它性狀.通徑分析表明幼苗干重主要取決于種子貯藏物質轉換效率、種子貯藏物質利用速率;發芽指數主要由平均發芽時間決定.電導率、發芽勢、幼苗干重、種子干重、發芽指數、種子貯藏物質消耗比率6個性狀表現中到高的遺傳力、遺傳變異系數和相對遺傳進展,指明通過遺傳育種手段改良這些性狀是可能的
  13. One is to study the relationship between the share - holding structures of senior supervisor, stock structure etc, and the finance performance of the corporate ; the other is to study the relationship between correlative factors of the corporate governance. in this article, based on the analysis of the relationship between corporate governance and financing performance, the author divide performance into two aspects : roe and tobin ' s q ratio, tries to establish the correlation and regression analysis mathematics model of corporate value and developing ability of the corporate, using statistical software spss10. 0, carry through the correlation and regression analysis, then analyzes the model to study the relationship between corporate governance, corporate value and developing ability of the corporate. this is a beneficial experiment to the research of the relationship between corporate governance and performance

    本文試圖在分析公司治理結構各方面與公司經營財務業績相關關系的基礎上,將公司績效分解為凈資產收益率代表的公司價值和托賓q值代表的公司價值成長能力兩個指標,分別建立公司價值與公司治理結構各影響因素以及公司價值成長能力與公司治理結構各影響因素關系的多元線性數學模型,利用spss10 . 0統計軟體,對之進行多元線性回歸分析,考察它們之間的相關性和回歸系數,並通過擬和出的回歸方程考察公司短期與長期發展能力與公司治理結構的關系,是對公司治理結構與公司績效關系進行研究的一次有益嘗試。
  14. Based on the research results on ground resistivity anisotropy degree, load unloading response ratio and day by day ratio of daily variation amplitude of geomagnetic vertical component, spatial correlation of absolute value of geomagnetic vertical component of beijing 21 hour and spatial correlation of daily variation of geomagnetic vertical component, we analyze the synthetical characteristics of these anomalies before the moderate strong earthquakes and gave the order of these anomalies and the synthetical correlation of these anomalies with the three elements

    摘要在地電阻率各向異性、地磁垂直分量日變化幅度響應比和逐日比、地磁垂直分量北京時21點絕對值空間相關及地磁垂直分量日變化空間相關方法在江蘇地區的研究結果基礎上,綜合分析了這些方法提取的江蘇及周邊地區中強震異常的綜合特徵,給出了這些異常在震前出現的先後次序、地震三要素與這些異常的綜合關系。
  15. Firstly, based on conventional vq, a fast algorithm named equal - sum block - extending nearest neighbor search ( ebnns ) is presented, which not only can achieve the reconstructed image of full search algorithm but also can greatly reduce both the codeword search ratio and chip area. in order to improve coding efficiency, a new algorithm called correlation - inheritance coding is proposed, which is embedded in conventional vq system to improve compression ratio by re - encoding the indexes

    首先,在普通矢量量化基礎上提出了等和值塊擴展最近鄰快速碼字搜索演算法( ebnns ) ,該演算法在圖像畫質達到窮盡搜索演算法的前提下,大大降低了碼字搜索率和硬體實現面積;為了提高編碼效率,在相關性編碼方面,提出了相關繼承編碼演算法,對普通矢量量化后的編碼索引進行無損重編碼。
  16. The statistics show that the correlation of antecedent precipitation, lithology, landform, drainage density, drainage area, length and ratio of demotion of main river and four characteristics of low flow is very complex

    統計結果表明:流域的枯季前期降水、巖性、地貌、流域面積、河網密度、主河道長度及其比降等因子與喀斯特流域的枯水四特徵的相關關系異常復雜。
  17. It is found that the signal - to - noise ratio ( snr ) of the system is affected not only by the coupling coefficient between two noise terms, but also by the noise correlation time t

    研究結果表明,系統的信噪比不僅受到兩種噪聲之間的禍合系數兄的影響,而且受到噪聲相關時間公的影響,即噪聲有色性的影響。
  18. Based on the mixture distribution hypothesis ( mdh ) theory, the paper conducted an empirical study into the daily liquidity and volatility of three futures, i. e., bronze, aluminum and natural rubber, and discovered that the trade volume and volatility display a significantly positive correlation, there is a significantly negative correlation between the open interest and volatility, and liquidity ratio and volatility have no significant correlation

    摘要根據混合分佈假設理論( mdh )等前人研究成果,及對中國期貨市場三個主要期貨交易品種銅、鋁和天然膠期貨的日流動性和日波動性的實證研究,可以發現:交易量與波動率有顯著的正相關關系,持倉量與波動率有顯著的負相關關系;而流動性比率與波動性卻並沒有顯著的關系。
  19. We empirically test the return serial correlation of shanghai stock market under the vr ( variance ratio ) test framework. we suggest that the test results of index and individual stocks are consistent with the exist results. the index return is positive serial correlation and individual stocks returns are weakly negative serial correlation

    2 .我們使用高頻交易數據,在方差比檢驗的框架下檢驗了上海證券市場收益率的序列相關性,我們發現在市場指數和個股樣本方面的檢驗結果與以往的研究結果存在一致性,即指數收益率存在正序列相關性,而個股收益率存在弱負序列相關性。
  20. Analysis of variance for correlation ratio

    相關比方差分析
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