算術偏差 的英文怎麼說

中文拼音 [suànshùpiānchā]
算術偏差 英文
arithmatic deviation
  • : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
  • : 術名詞1. (技藝; 技術; 學術) art; skill; technique 2. (方法; 策略) method; tactics 3. (姓氏) a surname
  • : Ⅰ形容詞1 (不正; 歪斜) inclined to one side; slanting; leaning 2 (只側重一面) partial; prejudi...
  • : 差Ⅰ名詞1 (不相同; 不相合) difference; dissimilarity 2 (差錯) mistake 3 [數學] (差數) differ...
  • 算術 : arithmetic figure; arithmetic
  1. Arithmetical mean deviation of the roughness profile

    粗糙度輪廓的平均
  2. Arithmetical mean deviation of the foughness profile

    粗糙度輪廓的平均
  3. Standard deviation of weighted arithmetic mean

    加權平均值的標準
  4. According to the research mentioned above, this paper analyzes the bbk trust model whose critical attribute is binary, and indicates its disadvantages : trust failure punishment equals to that of success, which deviates reality ; malicious recommendation and unfair phenomenon is serious ; trust value fluctuates due to simple arithmetical average algorithm and computation lasts long

    基於以上工作,分析了關鍵屬性為二元屬性的bbk信任計模型,指出其存在的問題:信任理解與現實存在?信任失敗的懲罰尺度等於成功信任尺度;存在嚴重的惡意推薦現象和不公平現象;採用簡單的平均計信任值可能導致波動很大;計時延較大。
  5. Based on this milti - hierarchical model, application method for information organization of part is presented. chapter 3 proposes a new rule of arbitrary maximum angles of chord for triangulation and locale optimum, which avoides calculating angles of conventional methods in mesh simplification. moreover, with the introduction of arithmetical average windage concept, optimum method for the boundary mesh retriangulations is presented

    第三章針對曲面網格簡化操作過程中出現的空洞剖分問題,討論層次模型的網格優化方法,提出了基於弦內角最大準則的局部網格簡化方法;針對網格曲面上存在的曲折邊界缺陷,提出以邊界輪廓平均作為邊界曲折程度評定參數的邊界平滑優化剖分方法。
  6. Compared with the classical bp algorithm, robust adaptive bp algorithm possesses some advantages as following : ( 1 ) increasing the accuracy of the network training by means of using both the relative and absolute residual to adjust the weight values ; ( 2 ) improve the robustness and the network convergence rate through combining with the robust statistic technique by way of judging the values of the samples " relative residual to establish the energy function so that can suppress the effect on network training because of the samples with high noise disturbances ; ( 3 ) prevent entrapping into the local minima area and obtain the global optimal result owing to setting the learning rate to be the function of the errors and the error gradients when network is trained. the learning rate of the weights update change with the error values of the network adaptively so that can easily get rid of the disadvantage of the classical bp algorithm that is liable to entrap into the local minima areas

    與基本bp演法相比,本文提出的魯棒自適應bp演法具有以下優點: ( 1 )與魯棒統計技相結合,通過訓練樣本相對的大小,確定不同訓練樣本對能量函數的貢獻,來抑制含高噪聲干擾樣本對網路訓練的不良影響,從而增強訓練的魯棒性,提高網路訓練的收斂速度; ( 2 )採用相對和絕對兩種形式對權值進行調整,提高了網路的訓練精度; ( 3 )在採用梯度下降演法對權值進行調整的基礎上,通過將學習速率設為訓練誤及誤梯度的特殊函數,使學習速率依賴于網路訓練時誤瞬時的變化而自適應的改變,從而可以克服基本bp演法容易陷入局部極小區域的弊端,使訓練過程能夠很快的「跳出」局部極小區域而達到全局最優。
  7. And ad - link acl - 8112hg data acquisition card is used in gas road exchanging controlling to make this exchange reposefully in the system experiments, tests are given by system control programme

    在預對準實驗方面,編制控製程序,利用光學顯微鏡測量對心和對缺口,計系統對準重復精度,結果達到了技要求。
  8. In this paper, we focused on the application research of the multiple element detector, which is used some type of infrared guidance missile. in view of the digital signal processor, the theoretical study, the scheme for application and the simulation research of this infrared guidance system is studied in detail

    針對某型採用紅外多元探測器進行目標探測的紅外製導導彈系統,本文深入、系統地分析和研究了紅外多元探測器的工作原理,並從數字信號處理器( dsp )實現的角度,著重開展了有關利用數字信息處理技進行目標的位置法以及提高此型導彈的抗干擾能力方法的研究。
  9. The main procedure and steps are following as : according the random characteristic of the time spent by each work procedure, computer simulation is applied to produce the most possible scheduling network. and by corresponding optimization and adjustment on the network, the cost and scheduling construction network can be obtained ; during the practical construction according to the network, the warp between the actual cost and expected scheduling is tracked dynamically. then the computer simulation system is used to predict the future cost and progress operation, and take corresponding precautionary measures to control beforehand

    其主要思想與步驟為:首先運用計機模擬技來模擬工序作業時間的隨機特性,產生概率最大的施工網路計劃,並對其進行優化和調整,以獲得滿足工期、質量要求的成本及網路計劃;在施工過程中動態跟蹤施工實際成本與進度與目標計劃所發生的以及質量問題,然後根據已出現的,利用計機模擬技對項目未實施部分進行進度、成本的預測和分析,根據現有信息對網路計劃未完成部分進行調整和優化,以盡可能把各項費用控制在預定計劃成本之內或使工程的綜合指標最優。
  10. The thesis has done the widespread investigation and study to the domestic and foreign ’ s technologies of analogy low voltage and low power, and analyzes the principles of work, merts and shortcomings of these technologies, based on the absorption of these technologies, it designs a 1. 5v low power rail - to - rail cmos operational amplifier. when designing input stage, in order to enable the input common mode voltage range to achieve rail - to - rail, it does not use the traditional differential input pair, but use the nmos tube and the pmos tube parallel supplementary differential input pair to the structure, and uses the proportional current mirror technology to realize the constant transconductance of input stage. in the middle gain stage design, the current mirror load does not use the traditional standard cascode structure, but uses the low voltage, wide - swing casecode structure which is suitable to work in low voltage. when designing output stage, in order to enhance the efficiency, it uses the push - pull common source stage amplifier as the output stage, the output voltage swing basically reached rail - to - rail. the thesis changes the design of the traditional normal source based on the operational amplifier, uses the differential amplifier with current mirror load to design a normal current source. the normal current source provides the stable bias current and the bias voltage to the operational amplifier, so the stability of operational amplifier is guaranteed. the thesis uses the miller compensate technology with a adjusting zero resistance to compensate the operational amplifier

    本論文對國內外的模擬低電壓低功耗技做了廣泛的調查研究,分析了這些技的工作原理和優缺點,在吸收這些技成果基礎上設計了一個1 . 5v低功耗軌至軌cmos運放大器。在設計輸入級時,為了使輸入共模電壓范圍達到軌至軌,不是採用傳統的動輸入結構,而是採用了nmos管和pmos管並聯的互補動輸入對結構,並採用成比例的電流鏡技實現了輸入級跨導的恆定;在中間增益級設計中,電流鏡負載並不是採用傳統的標準共源共柵結構,而是採用了適合在低壓工作的低壓寬擺幅共源共柵結構;在輸出級設計時,為了提高效率,採用了推挽共源級放大器作為輸出級,輸出電壓擺幅基本上達到了軌至軌;本論文改變傳統基準源基於運放的設計,採用了帶電流鏡負載的分放大器設計了一個基準電流源,給運放提供穩定的置電流和置電壓,保證了運放的穩定性;並採用了帶調零電阻的密勒補償技對運放進行頻率補償。
  11. With computer techniques we not only use more skull feature points to minimize subjective fault, but also shorten reconstruction time greatly, we need not make much modification to produce enough facial images according with skull to get high recognition rate

    採用計機技不僅可以利用更多顱骨的人類學特徵點數據,減少主觀因素帶來的,而且可以大大縮短復原時間,無須對面部器官做太大變動就可產生符合原來顱骨的多幅面部圖像,提高認證率。
  12. We encoded and optimized the filter to design the algorithm for filter. computer simulation of complete simulation has demonstrated that the new filtering technique can significantly not only reduce the width relative deviation and the area relative deviation of the image, but also improve the resolution and the focal depth. it provides directive basis for the development of the experiment and the practicability of the technology

    機模擬結果表明,通過在非瞳孔面的適當分數傅立葉變換面上加入優化設計的位相型濾波器,可有效減小光刻圖形的線寬和面積,提高成像系統的解析度和焦深,為分數域濾波改善光刻圖形質量實驗的開展和這一解析度增強技走向實用化提供了指導依據。
  13. In this paper, in order to solve the difficulties in the rain pipe construction in jianyu road of yulin city, the pipe - pushing technique for the hand - type tool pipe in the sand soil layer has been researched by experiments in which many practice problems were considered such as the movement and deformation of sand soil, the difficulties for the pipe to enter the scheduled work soil, the collapse of excavation surface, the departure of pipe center and the difficulties to correct this departure. by both the calculations for the stabilities of back - supporting soil body and excavation surface and the theoretical analysis on the reasons for the departure ' s producing, some construction techniques were introduced and adopted in this paper which include not only the change and reinforcement to both the back - supporting soil body and the scheduled work soil body but also the settings of pipe cap, lattice and correcting system on the head of the tool pipe

    本文針對榆林市建榆路雨水管道中遇到的技難題,進行手掘式工具管砂土層頂管法施工技試驗研究,在研究中考慮砂土層存在的后靠土體移位、變形,工具管難以進入出洞土體,挖掘面易坍塌、管道中心易及難糾等問題,通過對后靠土體和挖掘面的穩定計產生原因的理論分析,提出並採用后靠土體換填加固,出洞土體換填加固,以及在工具管頭部設置管帽、格柵、糾系統等技措施
  14. The deviation introduced by reference phase shifting errors on four - steps and five - steps algorithm are analyzed. based on the principle of phase algorithm, a novel compensation method of reference phase - shifting error is described for four - steps algorithm and the five - steps algorithm. the theoretic analysis and data simulation indicate that the phase deviation arising from the first and the second harmonic reference phase - shifting errors can be eliminated using this method

    在研究相位移干涉測量技基礎上,重點研究了五幅演法計精度及移相誤對計結果的影響;提出了四幅演法及五幅演法移相誤補償方法,理論分析及模擬模擬結果顯示,該方法可以補償移相過程中一階移相誤及二階移相誤對相位移干涉測量精度的影響。
  15. Standard deviation of the arithmetic mean of a series of measurements

    測量列平均值的標準
  16. In this thesis it was proposed to simulate the drawing, trimming, flanging by using error - adjustment method. the initial trimming lines would be adjusted and optimized in the computer by adjusting error. if the shape error between the flanging boundary line and the target is larger than prescribed, the redundant area is subtracted from the initial blank by some amount of volume along the deformation path, and the insufficient volumes are added to the initial blank by the same amount

    本文提出,利用基於變形路徑的誤修正法( error - adjustment ) ,結合cae技將對初始修邊線的調試過程在計機中進行模擬(包括拉延、修邊、翻邊、整形等)計,通過控制翻邊后零件成型邊界與實際目標輪廓之間的尺寸誤來優化修邊線,如果初始切邊、翻邊后的輪廓與目標體的邊界存在較大,則初始切邊輪廓中多餘部分單元將沿其變形路徑以相同體積量被切除,不足部分則沿其變形路徑以相同體積進行補償。
  17. After analyzing and studying the characteristics of the sequence generation of grey system theory, this paper proposes the concept of three - dimensional data sequence, extends the grey system theory from one - dimensional data sequence to three - dimensional data sequence and enlarges the application range of the theory in engineering. this paper also proposes a decomposition coefficient selection method and a partial concave - convex characteristic decision method to the preference generation, which can solve the problem that the internal point generated by the original method was inconsistent with the actual system. considering the errors existed in ends generation with step ratio and smooth ratio methods, the author proposes a tendency average generation and improves the quality of the generation greatly

    灰色建模與逆向工程兩者有其十分相似的內在關系,本文通過學科交叉,深入研究兩種不同學科理論,在繼承灰色系統理論這一我國原創性理論思想的基礎上,補充和豐富了新的內涵並將其滲透到逆向工程中的數據測量與數據處理技的應用之中,使機械工程中甚少應用的這一灰色系統理論得到了進一步的拓展,主要成果如下: 1 .分析研究了灰色系統理論中序列生成的特點,提出了三維數據序列的概念,將灰理論的一維數據序列拓展到三維數據序列,拓寬了灰理論在工程中的應用范圍;提出了有生成演法中生成系數分解選取方法和數據序列點局部凹凸特性決定生成系數的方法,解決了原有方法生成內點與實際系統不一致的現象;針對級比和光滑比用於生成端點有較大誤的情況,提出了趨勢均值生成演法,大大提高了端點生成的精度。
  18. The differences between this method and other similar methods are : ( 1 ) the fast synthetic source record algorithm based on the wave theory is adopted in prestack depth migration. ( 2 ) the plane wave source is used in migration that is consistent with the velocity analysis method. ( 3 ) by using the controlled illumination, the distortion of the plane wave source wavefield due to the lateral velocity variation is avoided therefore the error of velocity analysis is reduced and ( 4 ) the practical velocity spectrum makes the interactive migration velocity analysis feasible and convenient

    與其他類似移速度分析方法的不同點在於: ( 1 )疊前深度移採用基於波動理論的快速合成震源記錄演法; ( 2 )移方法採用平面波震源,與速度分析方法一致; ( 3 )應用控制照明技,避免了因橫向變速而導致的平面波震源波場在傳播過程中的畸變,從而減小了速度分析的誤; ( 4 )實用的速度譜設計,使交互移速度分析可行且易於操作。
  19. This thesis deals with the synchronization technologies for all digital receiver, particularly carrier offset estimation for mpsk signal

    本文研究全數字接收機中的同步技,重點是mpsk信號的載波頻和相位誤的估計和恢復演法。
  20. The elevation of the contour line and the density of rock will be get from the digital maps ( now there are many digital maps ). basing on it, we can get the elevation of grid by interpolation and calculate the vertical inclination

    在數字地形圖和數字巖石密度分布圖(有相當數量的數字圖已建成)的基礎上,利用gis技對數字化地形圖的等高線和巖石密度數據進行提取,自動獲取大量的分塊高程數據和巖石密度數據,在此基礎上,對格網的頂點採取等高線內插的方法提取出它們的高程,並計出垂線
分享友人