預測誤差成本 的英文怎麼說
中文拼音 [yùcèwùchāchéngběn]
預測誤差成本
英文
costs of prediction error- 預 : Ⅰ副詞(預先; 事先) in advance; beforehand Ⅱ動詞(參與) take part in
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 誤 : Ⅰ名詞(錯誤) mistake; error Ⅱ動詞1 (弄錯) mistake; misunderstand 2 (耽誤) miss 3 (使受損害...
- 差 : 差Ⅰ名詞1 (不相同; 不相合) difference; dissimilarity 2 (差錯) mistake 3 [數學] (差數) differ...
- 成 : Ⅰ動詞1 (完成; 成功) accomplish; succeed 2 (成為; 變為) become; turn into 3 (成全) help comp...
- 本 : i 名詞1 (草木的莖或根)stem or root of plants 2 (事物的根源)foundation; origin; basis 3 (本錢...
- 預測 : calculate; forecast; prognosis; divine; forecasting; foreshadowing; predetermination
- 誤差 : error
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Therefore, a model of three sectors, respectively referring to domestic sector, manufacturing export sector and primary product export sector, has been established here to measure the technology spillover effects of export on domestic sector. finally, based on a broader framework, this dissertation went on to investigate the relationship between openness and china ' s economic growth, while the result shows that though there exists a notable dispute about how to measure the degree of china ' s openness, the index of trade dependence still maintains the better one to reflect china ' s economic openness. in the meanwhile, impulse response function ( irf ) method and forecasting errors variance decomposition ( fevd ) method, both of which are based on the vector auto - regression ( var ) system, are used here to investigate the dynamic relationship between openness and china ' s economic growth
與傳統理論不同,新增長理論和新貿易理論都強調技術進步的作用,因此本文構建了一個三部門的技術外溢效應模型(國內部門、工業製成品出口部門以及初級產品出口部門) ,考察了工業製成品出口和初級產品出口對國內非出口部門不同的技術外溢效應;第四,從更加廣闊的視野就貿易開放度與中國經濟增長問題進行研究,有關貿易開放度如何度量一直是存在較大爭議的問題,本文首先對該類研究文獻進行了較為詳盡的述評,然後運用生產函數方法對所選取的5個貿易開放度度量指標進行了檢驗,結果發現盡管一些已有研究認為外貿依存度無法真實度量一國經濟開放水平,但是本文研究結果表明外貿依存度仍是度量我國貿易開放度的較好指標,進一步採用基於var系統的脈沖響應函數法以及預測誤差方法分解法對貿易開放促進經濟增長的作用進行了動態刻畫。By taking advantages of epipolar line features and depth discontinuities in reference 中國科學院 軟件 研究所 博士 學位 論文 基于 圖 象 的 快速 繪制 技術 的 研究 images , an efficient inverse wmping algorithm is pfoposed in chapter 3 for gcnerating nagcs of novel views by combining multiple eference images 帆 enhm different vie 呷 oints because continuous segnents determi 。 d by pairs ofedge pixels at co 。 spending epipolar lines are order kept , only pairs of edge pixels in the reference 渝 明 e e necess 叨 口 cowute to obtain generalized disparity of all points in the desired image as a result , sighficant acceleraion could be made in the endering pfo 比 鴕 two accelerating techiq 此 s e presented in this algori 山 mb accelerate the hole illing process his algorithm extends the reference images rom projection of single col : ii ’ ected surface in previously developed nvnverse w 出 下 er to ima 驢 s captured rom complex scene in chapter 4 , an 《 dent ibr method is prese 庇 仙 y takn ull 訕 antage of 呷 bies c 咖 the method can simulate the 3d details on sllri : ace of object successfully he 。 叩 proach , called rered ature mopmp consists of two pans at fst , an origi 。 ltexture with orthogonal displacements per pixel is deco 啊 osed into a series of new t6 刀 mfcs with each 他 lug a given displacement per pixel , called ae , ea atures , or lt hen hese lt e used to render the novel view by conventional texture mapping d avoid gaps n the endered hlla 驢 , some phels are to be interpolated nd extended in the 廠 kaccoding to the depth differe eee between two neighbor pixels in the original texture as these ltlt fc … e much storage nd therefore much time is equired to install ltlt into the text ’ ufc buffec an 舊 thod is pfoposed to co 呷 fcss the ltlt , nd the cottcspondingfclldering method is given experimental esults show that the new method is efficient , especially n rendering those objects with a smaller depth rnge compared withtheir size , such as relief surfaces of building
與己有的三維變換方法相比較,該方法不但成功地填補了由於投影區域擴張而產生的第一類空洞,而且成功地填補了由於空間深度非連續物體相互遮擋而產生的第二類空洞,從而方便地實現了虛擬環境中的漫遊;基於物體表面深度的連續性,本文提出了一個位移預測方法? ?此方法可以從單幅參考圖象獲得逆映射過程中所需要的目標圖象的位移信息,從而大大提高了演算法的效率:與通常的正向映射演算法相比,此演算法克服了多幅參考圖象所帶來的計算量成倍增長等問題,而且誤差較小。 2 )基於極線幾何的快速逆映射演算法。利用參考圖象的邊界信息與隱含的遮擋關系,以及極線幾何的性質,本文第三章提出了一個基於極線幾何的快速3 『一中國科學院軟體研究所博士學位論文基於圖象的快速繪制技術的研究逆映射演算法,從多幅參考圖象精確合成當前視點目標圖象。For the existing transformer cooling control system has many shortcomings such as the complicated system control circuit, the low reliability, the protection methods of blower fan being so simple, large control error, high fault rate, massive maintenance work and no method to realize telecommunication, this thesis develops a novel intelligent power transformer air - cooled control system based on the center of microprocessor through all - round technology analysis and research
本文針對變壓器冷卻系統使用常規控制系統存在的系統控制迴路復雜、可靠性低、風機的保護方式簡單而無法進行故障預測、主變壓器油溫測量精度低造成控制誤差大、故障率高、維護工作量大、無法實現遠程通訊等問題,經過多方面的技術分析和調研,設計開發了新型的以微處理器為核心的智能式電力變壓器風冷卻器控制系統。And through actual cases, a comparison between this model and the method now commonly used by the apparel company was made in respect to predicting error and cost, and it was found that this model is much better
並且,通過實際案例比較了該模型與服裝公司現行方法的預測誤差和成本,得出前者具有更優的效果。Then on the basis of calculating result from the prefigurative deviation control structure calculation, " rational data forecast processing about error adjust in prefigurative deviation control was made by the prefigurative theory of bp neural network and corresponding program and software matlab6. 1. at last via the data comparison with the practical survey data draw a conclusion : it is feasible for the construction prefigurative deviation control and error adjust used in pc rigid frame bridges to use the calculation model and program brought forward in this paper
同時,在對預應力混凝土剛構橋施工過程線形預拱度控制的結構計算分析的基礎上,利用bp神經網路的預測理論和相應的程序及軟體包matlab6 . 1對預拱度控制中的誤差調整進行了較好的預測處理,通過與實際施工數據及成橋后測量結果作分析比較,得到結論:運用本論文的計算模型和程序對預應力混凝土剛構橋預拱度控制過程進武漢理工大學碩士學位論文行結構分析和誤差調整處理是可行。The reliable explanation and the less error of forecasting will be helpful in predicting the drilling cost and planning the projects in management
模型較強的解釋力度和較小的預測誤差,將有助於鉆井成本預測和計劃管理。Mbss system is a complex system with different kinds of sensors. the author analyzed the main sources of error of the system, studied the synthetic error compensation method for sonar array. besides, methods for pre - processing of on - ship data and combined processing of time and space for depths were also studied, which could remove extremes and enhance the quality of digitized final come out efficiently
多波束測深系統是一個多傳感器組合的復雜系統,本文分析了系統主要誤差的來源,論證了聲納基陣誤差綜合修正方法,並提出了測量數據的預處理方法和測深數據的時間與空間聯合處理方法,可以有效剔除野值,提高數字成果圖的成圖質量。In this paper, overall design philosophy and measure while diagonose the prefabricated substation using ann theory are defined, including the definition of fuzzy expression method for fault symptoms, the definition of typical fault collection and typical fault sign collection, the definition of the format of the learning sample and test sample, and the definition of fault diagnosis model formed in coordination by multi ann whose diagnosis principle are also described. a practical software using visual c + + 6. 0 and access2000 as developing instrument are developed on the basis of diagnosis principle put forward by this paper
本文確定了應用神經網路理論對箱式變電站進行故障診斷的總體設計思想和步驟:確定了監測數據的預處理模糊化方法;建立了箱式變電站典型故障集和典型故障徵兆集;確定了學習樣本的格式,完成了學習樣本的生成;確定了神經網路結構和參數,並對學習樣本應用本文的學習演算法進行了學習訓練,使誤差控制在給定范圍內;以集散監測診斷系統的思想,提出了由多個神經網路協同構成的多神經網路故障診斷模型,並論述了其診斷原理。The main conclusions are as follows : through the different structure and algorithm application of bp model in the predication of regional groundwater hydrology, the hidden layers number, learning rates, neuron number of hidden layer and training errors of bp model and accelerated bp algorithm which influence the convergence effects and test results of model are compared each other. some application technology related parameters of bp structure design are put forward
論文取得了以下主要成果:通過不同bp網路結構和演算法在區域地下水文預測中的實例研究,重點比較了不同層次結構、隱層單元數、學習速率、訓練收斂誤差等4個基本要素及不同演算法、不同樣本容量等對模型收斂效果、模擬、檢驗與預報結果的具體影響。Meanwhile, the telephone gateway in tetra system is introduced. in further research, the principle of tetra speech coding algorithm ? algebraic codebook excitation linear prediction ( acelp ) is introduced and analysed in detail, which is a advanced codebook excitation linear prediction ( celp ). acelp algorithm replaces the excitation signals with algebraic codebook and uses some technique such as minimizing the mean square error ( mse ) and the analysis - synthesis method to obtain characteristic parameters of speech
同時,介紹tetra系統的市話網關,並在接下來的研究中詳細介紹tetra電話網關中應用到的語音編解碼演算法? ?代數碼本激勵線性預測碼( acelp )的基本原理,它是一種簡化了的碼本激勵線性預測碼( celp ) ,它把激勵信號用代數碼本代替,並且運用了均方誤差最小、分析?合成等技術提取出語音的特徵參數,極大地降低了比特率,而且具有較好的重建語音質量。The i for according to front or p proceeds estimate, because of but compress ratio to want higher than i, the data measure the average to attain the i of 1 3 or so. p p for b for is rightly in front and back with subsequencep a basis of front for iswhich have error marginning, if p is also p, can result in the error margin to spread
P幀根據前面的i幀或p幀進行預測,因而壓縮比要比i幀高,數據量平均達到i幀的1 3左右。 p幀是對前後的b幀和后繼的p幀進行解碼的基準幀。 p幀本身是有誤差的,如果p幀的前一個基準幀也是p幀,就會造成誤差傳播。Basing on the characteristics of artificial neural network which can simulate any non - line function we reconstruct the sea clutter condition - equation to forecast and eliminate the sea clutter. this paper we utilize three kinds of artificial neural
本文用三種神經網路模型進行狀態預測方程的重構(線性神經網路、 bp神經網路、徑向基神經網路) ,通過對比預測誤差,選取性能最優的神經網路完成後期工作。分享友人