非空序列 的英文怎麼說
中文拼音 [fēikōngxùliè]
非空序列
英文
nonempty sequence-
In hyper dimensional phase space, similar sequence repeatability ( rpt ) of speech are calculated
研究語音的相似序列重復度及其熵信息,分析比較了語音信號在相空間中的非線性特徵。Simultaneously, the forecast theory and method of nonlinear time series is established, which combines mechanism of the time space system with analyzing historical data
結合時空系統機制和歷史資料的分析,建立非線性時空序列預測理論與方法。Some sufficient and necessary conditions for the multi - step iterative sequences of the asymptotically quasi - nonexpansive mappings ti to converge to certain common fixed points in the convex metric space are obtained
摘要研究了凸度量空間中用多步迭代序列來逼近漸近非擴張映象的不動點,並給出了其收斂于不動點的充分必要條件。Abstract : bridge function and generalized bridge function are all three - valued function, and are made by initial sequence according as copied or shifted ways. they include some familiar orthogonal function of non - sine, such as walsh function. this paper briefly introduced some research advance on this subject, emphasized to introduce the copy theory and generalized copy method. the process of making ( generalized ) bridge function, its property and application, were introduced briefly
文摘:橋函數和廣義橋函數均為三值函數系,都是將初始序列經復制方式和移位方式變換后而形成的.它們包括了一些常見的非正弦正交函數,如沃爾什函數和方波函數等.簡要介紹了近10年來北京航空航天大學通信與電子系統博士點在非正弦正交函數方面研究的一些新進展,重點介紹了復制理論和廣義復制方法,橋函數、廣義橋函數的復制生成方法、性質及其應用等專題Based on reconstruction of phase space of dynamical system, we research the divinable capability of time series from the point of view of nonlinear dynamics by constructing recurrence plot
在動力系統的相空間重構基礎上,通過構造遞歸圖,從非線性動力學的角度研究了時間序列的可預測性。It also analyzes the history and the present situation of the shift in village in this part. in the fourth part, i establish employment elastic time series model to analyze the ability of absorbing labor. finally, some supporting stratagems are proposed to promote village surplus labor shift, to adjusts the employment structure and to optimize the industrial structure
第三部分用特化系數考察江蘇各區域的勞動力分佈情況,並分析了江蘇農村剩餘勞動力轉移的歷史和現狀,以及存在的問題;第四部分建立就業彈性的時間序列模型,對非農產業的勞動力吸納能力進行定量分析,並對非農產業內部具體產業的勞動力吸納能力作了比較;最後,把區域空間結構發展模式與江蘇經濟發展的具體特徵融合到一起,提出轉移江蘇農村剩餘勞動力以調整就業結構,並促進產業結構結構優化和經濟協調發展的政策建議。As a result, invisible points can be culled view - dependently in high efficiency for hardware acceleration, and at the same time, the advantage of sequential point trees could be still fully taken. therefore, the new method can run much faster than the conventional sequential point trees, and the acceleration can be highly promoted particularly when the objects possess complex occlusion relationship and viewed closely because invisible points would be in a high percentage of the points at finer levels
具體地說,從根結點開始,我們將點模型樹按照廣度優先的方式一層結點一層結點地順序排列在排列一層結點時,我們引入迭代的z型序列來安排這些結點在序列中的位置,使得空間上鄰近的點在序列中的位置也是靠近的而在每個非葉子結點,還記錄它的兒子結點在序列中所處的片段位置。Secondly, theoretical models for time series, such as garch, egarch, tarch and garch - in mean, and the methods of parameter estimation are introduced. then, these models are employed to test the volatility in shanghai a - share, shanghai b - share, shenzhen a - share and shenzhen b - share. next, in chapter 4, we study the co - integration and test the granger causality between the four share indexes. finally, the spillover of volatility between a - shares and b - shares markets are tested
第二,通過模型的比較分析,發現殘差基於t分佈的arch類模型較之基於正態分佈和ged分佈的arch模型能更好地刻畫我國股指收益率序列的特徵。第三,滬深a股在兩個階段的變化甚微,保持著非對稱效應,對利空消息的波動大於利好消息的波動,風險補償為正向,且風險補償系數的變化不大。Making use of the time series exhibitions of the fluctuation - rate datum, we make our study for the following two purposes : one is to observe whether the preannouncing companies " temporal - condition variance of the series of the return rate conforms to the demand of sta bility ; the other is to decide whether the preannouncing companies " stocks have asymmetrical - information adjustment, this is to say, to decide how the companies response to good or bad news
為了進一步檢驗盈餘預告新規則實施效果,我們考慮從波動性入手對股票市場的穩定性進行系統分析。我們嘗試利用波動率數值的時間序列表現進行研究,力圖了解:預告公司股票日收益率序列的時變條件方差是否滿足穩定性要求。預告公司股票是否存在信息非對稱性調整現象,即對利好利空消息分別做出何種反應。According to the gene sequence and secondary structure of hcv ns5b, we design the sirnas targeting ns5b gene following with the requirement for sirnas design from tuschl et. al and synthesize it from dharmacon company ; hepg2 cell stably expressing ns5b - egfp protein was trasfected by synthesized sirnas with electroportion, the non - transfected cell and non - specific sirnas transfected cell are c onsidered as control group ; inhibitory effect of sirnas was investigated by fluorescence microscope with dapi dyeing and by semi - quantitative rt - pcr
然後根據dsrna設計原則,結合nssb基因的序列特徵,藉助生物信息學軟體設計了針對nssb基因的sirnas ,並交由公司化學合成;電穿孔法轉染上述穩定轉染的細胞克隆,同時分別以非特異的sirnas轉染組和空白轉染組為對照, dapi染色后通過熒光顯微鏡和內標化rtpcr檢測,初步證實了化學合成的sirnas可以特異阻斷nssb基因的表達。By using the operator semigroup theory we prore the existence of a unique positive solution of this model on c0 and study the spectral properties of the corresponding operator
我們運用運算元半群理論,證明了此模型在序列空間c 。上存在唯一非負的時間依賴解,並且研究了相應運算元的譜特徵。( 6 ) it studies the time serial neural network forecast model and discusses how to determine the dimension of input data and how to smooth the unsteady time serial data. also this paper uses the time serial neural network model to forecast the volume of freight of shenzhen airport air logistics park. finally, this paper attains higher accuracy in using the forecasting model and gets a good forecast effect
( 6 )對基於時間序列的神經網路預測模型進行了研究,並研究了輸入維數的確定及非平穩時間序列如何平穩化的問題,並利用時間序列神經網路預武漢理工大學博士學位論文測模型進行深圳航空物流園區的貨流量的預測,從而提高了預測模型的精度。Annual precipitation series about 50 years is stable and no period ; further, the climate drying and desertification are n ' t caused directly by the decrease of precipitation during the period of the research according to the relational analysis among precipitation temporal - spatial change, runoff, evaporation, potential evapotranspiration and soil water ; longyangxia reservoir which was built in 1986 does n ' t have influence on precipitation up to now ; but annual temperature series in gonghe is unstable, having a linear upward trend, and it increases about 0. 0247, 0. 0422 and 0. 0272c per year, and temperature rise must be having an influence on desertification, but there is a very little temperature change, so that the effect is very small ; annual potential evapotranspiration series is stable too, so climate change has little influence on plant water consumption. 2
在青海共和盆地,近50年的年降雨量序列是平穩的、無周期,其時空變化與徑流、蒸發、潛在蒸散和土壤水分的關系表明,氣候乾燥和嚴重的荒漠化不是由於降雨量減少直接引起,龍羊峽水庫對共和盆地年降雨量變化沒有影響;但是年氣溫序列是非平穩的,茶卡、恰卜恰和貴南的年氣溫平均每年升高0 . 0247 、 0 . 0422和0 . 0272 ,且氣溫升高2 ,年潛在蒸散增加57mm ,盆地內氣候逐漸變乾燥,但影響比較小;由於歷年潛在蒸散序列是平穩的,因此氣候變化對盆地的作物潛在蒸散的影響在研究期內是較小的。Strong convergence of iterative sequences for asymptotically nonexpansive mappings in banach spaces
空間中漸近非擴張映射的迭代序列的強收斂性Fixed - point iterations sequence for asymphotically quasi - nonexpansive mapping with an error member in banach spaces
空間中帶誤差的漸進準非擴張映射迭代序列的不動點問題In this paper it is proved that there are no scramble sets with nonzero invariant probability measure and especially there are no sequence - distribution - scramble sets with nonzero invariant probability measure in the minimal mappings of a compace metric space and interval mappings with zero topological entropy
摘要證明緊度量空間的極小映射以及拓撲熵為零的區間映射不存在具有非零不變概率測度的混沌子集,特別不存在具有非零不變概率測度的序列分佈混沌子集。In this paper, the chaotic nonlinear time series method was applied to improve hydrologic inflow data analysis. firstly, chaotic characteristics, i. e., fractal dimension and maximal lyapuonv exponent, and state space parameters, including time delay, reconstruct dimension and neighborhood radius, were calculated respectively. fractal dimension was estimated by g - p saturation correlation dimension method, and maximal lyapuonv exponent was calculated by two methods, namely, rosenstein method and kantz method
文中利用沙溪口的日流量時間序列,研究了水文混沌非線性時間序列的特徵量,即分維數和最大lyapunov指數的計算,以及相空間重構參數,即時間延遲、嵌入維數和領域搜索半徑的選取。In this paper, the notion of likelihood ratio, as a measure of deviation between a sequence of the arbitrary random variables and a sequence of independent random variables with different distributions, is introduced. a class of strong deviation theorems represented by inequalities are given on a subset of the sample space by constructing a negative supermartingale and using martingale convergence theorem
本文通過引進似然比作為相依隨機變量序列相對于服從不同分佈的獨立隨機變量序列的偏差的一種度量,並通過構造一個非負上鞅,利用鞅收斂定理給出了樣本空間的一個子集上的一類用不等式表示的強偏差定理。Fourthly, in this paper, we integrate theories of time series analysis and principles of climate dynamics, research mechanism of the evolving process of air temperature, combine physical analysis with statistical analysis of stochastic process, select forecast factors and construct the mathematical model framework of nonlinear time series according with the evolving feature of air temperature
4綜合隨機過程的統計理論與氣候動力學原理,研究短期氣溫演變過程的機理,將物理成因分析與隨機過程的統計分析結合起來,選擇預報因子,建立符合氣溫演變特徵的非線性時空序列的數學模型框架。Thus the non - deterministic methods such as the information theory, time - space series and complexity are used to analyze, pick up and integrate the geological, geochemical, geopgysical and remote sensing information. at the same time, synthesis mineral resource information analysis and predication system ( smr1aps ) has been written
因而本文結合高松礦田實際情況,對信息論、時空序列、復雜性等非確定性分析方法進行了發展,並應用於地質、物探、化探、遙感信息的分析、提取和綜合中,最後編制了綜合礦產資源信息分析與預測系統。分享友人