rate vector 中文意思是什麼

rate vector 解釋
速率矢量
  • rate : n 1 比率,率;速度,進度;程度;(鐘的快慢)差率。2 價格;行市,行情;估價,評價;費,費用,運費...
  • vector : n 1 【數學】向量,矢量,動徑。2 【航空】飛機航線;航向指示。3 【天文學】幅,矢徑。4 【生物學】帶...
  1. Research show that wavelet varied - grid feature vector is characterized by high - stable and high - distinguish. based on this vector the apery cognitron has solved the harmony of single - classifier and multi - classifier and the harmony of multi - feature. the data shows that the recognition rate and reliability has been effective improve

    實驗數據表明,小波變網格特徵向量具有穩定性高、區分性強的特點,基於此的智能字元識別機解決了單、多分類器協調和特徵協調問題,在應用快速二值化方法加強處理實時性的同時有效地提高了車牌字元的識別率和識別可靠性。
  2. Firstly, we study the construction of emotion - speech template database, and analyze the common features such as pitch, energy and formant. after choosing the useful features by using fuzzy entropy effectiveness analysis, we get better performance with the application of neural network. in addition, we propose some more efficient features such as speech rate, pitch slope, mel - frequency cepstral coefficients and its transient parameters, and design a processing model based on vector quantization for cepstral features to fusing different features

    本文首先介紹了情感語音數據庫的建立情況,然後研究了基音頻率、振幅能量和共振峰等目前常用的情感特徵在語音情感識別中的作用,並且通過一種基於模糊熵的特徵有效性分析方法進行了有效特徵的篩選,應用人工神經網路建立了初步的語音情感識別模型,經過實驗發現特徵篩選后系統的識別效果有著一定程度的提高。
  3. Rlean meat percentage is one of the most important economic traints in pig breeding programs. myostatin is a negative regulator of skeletal muscle growth. null or low activity of myostatin, individual muscle of mutant amimals would show a large and widespread increase in skeletal mass. myostatin null animals have significantly larger diameter or more quantity of fiber skeletal muscle. the phenotype was termed double muscling. in order to probe the relation between myostatin and high lean meat rate and plump - hipped trait, we sythesized the c ' 80 amino acids coding sequence of porcine myostatin and costructed the cloning and expressing vector of it

    肌生成抑制素( myostatin ,即mstn )是近幾年來( mcpherrona . c等, 1997 )發現的骨骼肌生長的負調控因子,它主要在骨骼肌中表達。其活性的喪失,會引起動物肌肉的過度發育,肌纖維直徑變大或肌纖維數增加,表現為雙肌癥狀。肌生成抑制素研究的突破將對豬、肉雞、肉牛等畜禽生產性能的提高具有特別重要的意義。
  4. The compare is made between the one - versus - one, one - versus - rest and directed acyclic graph algorithm of presented support vector machine multi - class classification algorithms. the simulations show the advantage of directed acyclic graph algorithm over the others the identification rate

    分析比較了現有支持向量機多值分類演算法中的一對一、一對多和有向無環圖演算法,分析表明有向無環圖相對于其它兩種演算法,不僅速度快,而且識別率也較高。
  5. Results the number of myocardial and brain and opioid receptors significantly increased, and they were significantly associated with the decreased hemodynamic parameters such as mean arterial pressure ( map ), left intraventricular systolic pressure ( lvsp ), the maximal rate of the change of intraventricular pressure ( dp / dtmax ) and the area of p - dp / dt vector loop ( lo )

    結果創傷失血性休克后,大鼠心臟和腦和阿片受體數目明顯升高,親和力無明顯變化,心臟和腦的和阿片受體數目升高與創傷失血性休克后大鼠血流動力學指標下降呈顯著負相關。
  6. With the trend of openness and integration of globlal economy, exchange rate is playing more and more important role in influencing the allocation of global resources. the sensitivity of the price of tradale goods to exchange rate fluctuation becomes the focus of international economics because it is a critical vector and transmitter when an economy is confronted of exogenous impact. traditional international economics theory assume that nominal exchange rate fluctuation has complete pass - through effect, namely it ’ s change will introduce proportional change of tradable goods, then it will influence such macroeconomic vector as term of trade, import and export, inflation, employment, productivity, income allocation, and so on. from a microeconomic angle, including pricing to market, innovative behavior, menu cost and sunk cost, the paper probe into the pricing model of international enterprices under floating exchange rate and testify the incomplete pass - through of exchange rate and it ’ s detailed reason, then discuss the inspiration it has on china. it ’ s believable this kind of research will play a big part in china ’ s exchange rate scheme and some macroeconomic problems such as exchange rate tranmitting channel and effects, exchange rate fluctuating behavior

    傳統的國際經濟學理論認為,名義匯率的波動具有完全的傳遞性( completepass - through ) ,即它的變化會引起同比例的進出口貿易品相對價格以及貿易品和非貿易品相對價格的變化,然後通過需求變動的支出轉移效應( expenditureswitching )來影響國內經濟的諸多宏觀變量,如貿易條件、進出口貿易額、通脹水平、就業量、勞動生產率以及收入分配等,本文從依市定價( pricingtomarket ) 、創新行為、菜單成本以及沉澱成本等四個不同的微觀角度,通過對浮動匯率下國際壟斷競爭性生產廠商的定價模型具體而透徹的探討,論證了匯率的不完全傳遞性並深入分析了決定匯率傳遞彈性的重要影響因素,闡述了該理論對人民幣匯率的啟示,這樣的研究會對我國今後的匯率政策以及匯率的傳導機制、傳導效應、波動行為等宏觀經濟問題起到重要的作用。
  7. From the point of view of risk, a index system of risk assessment of winter wheat losses caused by drought was established, including the meanings, token models and estimate methods of risk index of natural water deficiency rate, risk index of yield reduction rate and trending vector coefficient of disaster resistance capability, then on the base of these indices, the comprehensive risk index model of losses caused by drought was established and regionalized. the results indicated : the high risk region included the middle north of shanxi, some of middle of shaanxi and some of hebei in east ; the higher risk region included some of middle of shaanxi, the tangshan region and some of west of hebei ; the moderate risk region included the middle of s

    從風險的角度,建立了冬小麥乾旱災損風險評估的指標體系,包括自然水分虧缺率風險指數、減產率風險指數和抗災性能趨勢向量系數的意義、表徵模式和估算技術方法,在此基礎上構建了災損綜合風險模型,並對模型參數區域化,結果表明:冬小麥乾旱災損高風險區在陜西中北部、山西中部的部分地區和河北滄州的部分地區;較高風險區在山西中部的部分地區、河北的唐山地區和西部的部分地區;中風險區在陜西中部、山西南部、河北滄州的大部分地區;低風險區在陜西中南部、河南中北部、北京市、天津市、河北中南部和山東省。
  8. A new distributed fusion method of radar / ir based on separation and combination of the measurements is proposed after analyzing the influence of rate measurement. the rate information separated from the radar measurements composes a fake vector of ir

    在對引入徑向速度測量后雷達跟蹤性能進行分析的基礎上,提出了一種基於測量信息組合優化的雷達/紅外分散式融合方法。
  9. This algorithm increases the speed and accuracy of the motion vector search in intra - frame / inter - frame model selection, i proposed an adaptive selection method of intra - frame / inter - frame prediction model, based on tmn recommendation. in this paper, chapter one introduces the needs for low bit - rate video compression and relevant standards. chapter two first introduces briefly some common image compression methods, then emphases on the algorithms used in h263 + encoding and decoding

    本論文第一章概述了當今世界對甚低碼率視頻圖象壓縮編碼的需求以及相關的國際標準;第二章簡要介紹一些具體的圖象壓縮編碼方法,對于在h . 26x編解碼器中運用到的圖象壓縮演算法給予了重點介紹;第三章詳細探討了h . 26x系列標準,對于重點和難點部分作了詳細的闡述;第四章是具體的編解碼器設計以及核心演算法描述;第五章是h . 26x編解碼器在局域網視頻傳輸中的一個具體運用。
  10. Thirdly, designs the index system of nanjing ’ s environmental carrying capacity and uses hierarchy and vector analytical method to research nanjing ’ s environmental carrying capacity among the years of 1997 and 2003. subsequently, the author analyzes the environmental carrying quantity, environmental carrying capacity, environmental carrying rate and their variational trends from 1997 to 2003 in detail. lastly, according to the above results, puts forward some measures to protect and advance nanjing ’ s evironmental carrying capacity

    本文圍繞著南京市環境承載力這一研究主線,首先從定性、定量兩種角度對環境承載力的國內外研究現狀進行綜述;接著介紹了環境承載力理論的基本內容和南京市自然環境、社會經濟狀況;然後切入論文的核心部分,構建了多層次的南京市環境承載力指標體系,運用層次矢量分析法對1997 ~ 2003年南京市環境承載力及其變化情況加以量化研究,並以此計算結果為依據,詳細分析了1997 ~ 2003年間南京市環境承載量、環境承載力、環境承載率的變化趨勢;最後,針對上述分析結果提出保護和提升南京市環境承載力的幾點策略。
  11. This method has several strong points : ( 1 ) eliminating the possibility of ringing self of vector. ( 2 ) the inserting fragments ca n ' t ligate each other. ( 3 ) the translating rate with the partially filled in method is equal to phosphatase method

    末端半補齊技術的優點有: ( 1 )徹底消除載體自環化的可能性; ( 2 )消除了插入片段自身相互連接的可能性; ( 3 )同常用的堿性磷酸酯酶法相比較,採用半補齊技術其連接產物的轉化率不受影響。
  12. A major problem in the production of transgenic animal mammary gland bioreactors is the low production rate of high - expressing transgenic animals due to the position effect to overcome that, including all regulatory elements in the constructs of expression vector seems to be the most reasonable way

    動物乳腺生物反應器生產中存在的主要問題之一,就是由於位置效應的影響而難以獲得高效表達的轉基因動物。為了克服這個問題,在轉基因表達載體中引入了多種諸如mars和insulator等的調控元件。
  13. An on - line minimum - variance estimator was developed for thrust acceleration applied to orbit transfer using discrete - time radar measurements. the mass - flow - rate of propellant was selected as a state variant, which was estimated by employing an integral state model and ekf filter. the variation equations for measurement vector to mass - flow - rate have been established to linearize the discrete - time measurement equations. the algorithm has applied successfully to maneuver process in commanding satellite into geo - stationary orbit. the results show that the algorithm developed here can monitor and determine whether engine works well or failure precisely and quickly during orbit transfer process

    飛行器軌道機動過程中,為跟蹤、定位機動目標和干預機動控制過程,需要統計處理離散的雷達觀測量實時估計推進發動機的推力,進而確定飛行器的瞬時軌道參數.本文所述演算法是該工程問題的探討和解決方案.文章建立了軌道機動過程中連續變質量運動模型和離散雷達量測模型,推進發動機的質量秒耗量作為表徵推力加速度的一個近似常量,應用擴展卡爾曼濾波對離散的雷達測量數據進行順序統計處理給出秒耗量的最小方差估計;文章詳細地推導了線性化量測模型的變分方程和觀測矩陣;模擬結果表明該演算法能快速、準確地估計推進發動機的質量秒耗量和向機動目標施加的實際推力
  14. The third part is the core of paper, which mainly includes the determination of i & e elastic model and data selection, the data unit root test, co - integrated test, the vector error correction model as well as the relations between real effective exchange rate and the economic growth of the research on these aspects

    第三部分即論文的核心。主要包括進出口彈性模型的確定與數據的選取,數據的單位根檢驗,協整檢驗,誤差修正模型的建立以及實際有效匯率與經濟增長關系的研究這幾個方面。
  15. Introduce the traditional two samples rotation vector algorithm and three samples rotation vector algorithm, which fit the incremental angular condition. but, the output of fiber optic gyro is angular rate of the vehicle, the error would increase serious if use traditional algorithm

    由於光纖陀螺儀輸出為角速率信號,而傳統的旋轉矢量演算法輸出為角增量信號,採用角增量提取演算法,旋轉矢量精度會大幅大降。
  16. In the subsystem of signal processing, digital sidelobe cancell block, digital pulse compress block, adaptive clutter canceller block, doppler filter and constant false alarm rate block are respectively discussed and set up. in signal processing, data in the same coherent processing interval form a matrix, and the data processing was completed based on the matrix. data are processed with the row vector or column vector respectively when needed

    在信號處理分系統中,將脈沖壓縮得到的數據在各個相干處理區間進行處理,將一個相干處理區間的數據按照不同的脈沖重復周期和不同的距離單元排列成一個矩陣,當需要實現數字脈沖壓縮時對矩陣的各行(同一個脈沖重復周期的數據)進行處理,當需要實現多普勒濾波時,就對矩陣的各列(同一個距離單元的數據)進行處理。
  17. The purpose of this study was to explore the effect of the different training samples, learning rate and numbers of hidden layers on the classified accuracy when using learning vector quantization to analysis

    摘要本研究采電腦模擬探討不同訓練範例樣本數、學習速率及隱藏層個數對學習向量量化網路分類正確率之影響。
  18. Use the magnetic vector for the observation information, the paper estimate the location and rate of the satellite, analysis of simulation results and the sources of error. to further enhance navigation accuracy, the paper study the unscented kalman filter, compare with the extend kalman filter. in the same initial conditions of the extend kalman filter, we do the simulation

    其次,基於磁環境模擬系統的測量數據,本文研究了擴展卡爾曼濾波演算法,建立了衛星的運動學和動力學方程,以地磁場矢量為觀測信息,對衛星位置速度進行了估計,並分析了模擬結果及誤差來源,為了進一步提高導航精度,本文又研究了unscented卡爾曼濾波演算法,給出了原理及步驟,並與擴展卡爾曼濾波進行了比較分析。
  19. The feedback analyze on cyclical economy based on rate variable in - tree branch vector determinant algorithm

    基於流率入樹枝向量行列式演算法的循環經濟系統增長反饋分析
  20. Based on the formers, this dissertation efficiently selects the face features abstracting using ica. with no decline of recognition rate, the feature dimension is reduced, so the course of recognition is accelerated. support vector machine pattern recognition method is based on vc dimension theory, adopting the srm principle and considering training error and the generalization ability, which has shown many special advantages in dealing with small samples, non - linear and pattern recognition in high dimension

    本文採用基於矩陣s的人臉表示方法,將ica特徵選擇的概念和演算法用於人臉特徵的提取和優化,在不影響識別率的情況下,降低了特徵維數,提高了識別速度;支持向量機( svm )模式識別方法基於vc維理論,採用結構風險化原理,兼顧訓練誤差和泛化能力,在解決小樣本、非線性及高維模式識別問題中表現出許多特有的優勢;對于多類問題,介紹並採用了「一對一」的策略進行svm分類器設計;對于圖像預處理,詳細介紹了幾何歸一化的演算法步驟。
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