校正變量 的英文怎麼說

中文拼音 [jiàozhēngbiànliáng]
校正變量 英文
correcting variable
  • : 校名詞1. (學校) school 2. (校官) field officer3. (姓氏) a surname
  • : 正名詞(正月) the first month of the lunar year; the first moon
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • 校正 : check; correction; adjust; revise; proofread and correct; rectify; calibrate; make true; master c...
  1. Based on funds holding stocks sample and whole stocks sample, it uses cck adjusted model to test the existence of herd behavior of funds and that of the whole stock market. then, it inserts dummy variable dt in cck adjusted model to testify whether herd behavior of funds and that of the whole stock market are the same in scale to prove whether herd behavior of funds makes stock prices fluctuate in the whole stock market

    本文主要採用實證研究的方法,首先運用cck模型,按基金持股樣本和股市整體樣本,分別檢驗基金羊群行為及股市整體羊群行為是否存在;其次,在cck模型的基礎上引入虛擬d _ t ,建立虛擬模型,以檢驗基金與股市整體羊群行為的顯著程度是否相同,從而證明基金羊群行為能否引起股市整體價格的波動。
  2. Only when it takes humidity ratio h / ? as independent variable instead of absolute humidity h in researching and calculating the influence degree of the humidity on the discharge voltage, the emendation coefficients of relative air density and humidity can be independence, and can reflect the influence degree of atmospheric parameters on outer insulation discharge voltage actually

    當以比濕h代替絕對濕度h為自研究和計算濕度對放電電壓的影響程度時,相對空氣密度系數和濕度系數才能相互獨立,才能真實地反映大氣參數對電氣設備外絕緣放電電壓的影響程度。
  3. Except those celestial objects of several hundred light years, astronomers rely primarily on cepheid variables for measuring distances of celestial objects. using ground telescopes to gauge cepheid variables enable us to directly measure celestial objects within 20 to 30 millions light years. for more distant stars, other methods have to be used

    除了幾百光年內的星體外,天文學家很主要倚靠測造父星來計算天體的距離,利用地面望遠鏡測造父星,可直接給出約二三千萬光年內星體的距離,而對于更遙遠的星體,天文學家便要藉助其他方法,但這些方法還是需要利用造父星來作
  4. In the digital inverter, we adopt the technology of digital dynamic waveform correction, which can compensate the delay between control signal and output waveform, and ensure the accuracy of control. at the same time, the technology of digital dc component adjustment was introduced, by which we can exactly compensate the control signal, and realize adjusting dc component of output on the premise of output performance

    在基於dsp的數字換器平臺中,採用全數字波形技術,完全補償了控制信號延時、功率管開關延時以及死區時間對輸出spwm波形所產生的畸,充分保障了換器控制的準確性;採用數字直流分調節技術,可以精確地對控制信號進行補償,在充分保證輸出性能的前提下,實現了輸出直流分的調節。
  5. Their statistical models attempted to correct for potential “ confounding variables ”, such as the fact that an economic downturn and financial uncertainty may increase mortality rates regardless of whether there is a banking crisis

    他們的統計模型試圖潛在的「混淆性」 ,例如,無論是否存在銀行業危機,經濟衰退和金融不確定性都可能導致死亡率上升。
  6. As improved values for the various quantities become available, the equation given for flow and volumes of the bed may be modified correspondingly.

    當具備了各個數值之後,對于床層流動及床層體積的方程式也可以相應地修
  7. Study shows that the basic principles of three existed methods for phase difference correction on discrete spectrum are identical, by which the twice fft analysis through time - domain shifting time series or changing window ' s length is performed, and the spectrum by making use of the phase difference of two corresponding peak lines are finally corrected

    在研究時域平移的離散頻譜相位差方法和改窗長離散頻譜相位差方法的基礎上,發現這幾種離散頻譜相位差法的基本原理是一致的,就是通過時移和加不同的對稱窗進行兩次fft分析,並利用離散頻譜對應峰值譜線的相位差以求得頻率和相位
  8. First, we identify the homonymous points using normalized product correlation to revise the geometry distortion. in this method, the linear combination of correlation ' s three features is considered to improve the matching probability of homonymous points

    本文首先選取同名點以幾何形,採用歸一化積相關函數為選取準則,並以相關曲面的三個特徵的線性組合來評價選取的同名點,提高匹配率。
  9. Changing temperature velocity in inner barrel is not a stable constant, and it will vary with advancement of measuring from time to time, thus cooling emendation quadrature model is established to compensate temperature dissipation

    提出以內外桶溫差導致的熱系統溫度化的速度對主期測時間進行積分的冷卻計算模型。
  10. Using the lead as the displaying element, how the variation of the material " s density affects the counts of the lead area is studied. a method measuring the material " s density and adjusting the water content is introduced

    以鉛為指示元素,探討了物質密度的改對鉛區計數的影響,提出了一種測物質密度和對水分含進行的方法。
  11. The bleaching experiment of loess by iodine tungsten lamp and the equivalent dose ( de ) of loess estimated by sar from the earth ' s surface indicate that loess can be easily bleached by sunlight, and osl is suitable for the dating of loess. 2. equivalent dose estimated by sar, when each natural or regenerated dose osl measurement is corrected for changes in sensitivity using the osl response to a subsequent test dose and the recycling ratio is around 1, implies that sensitivity changes have been properly corrected

    用單片再生劑法( sar )測定黃土樣品的d _ e值時,用固定的實驗劑釋光信號後,再循環比( recyclingratio )都在1左右,說明對釋光靈敏度的化起到了很好地作用;後, ogy再生劑釋光信號與自然信號的比率都在5以下,信號的回復可以忽略不計。
  12. For parameter a, there is a close relationship exist between a ( 9, sr ) in two different radar incident angle that can be expressed as : with considering the effects of soil texture, we get the final expression of the inversion model : where mv ( t1 ), mv ( t2 ) is volumetric soil moisture content in two different temp, c, d is soil type related parameters, and v ( t1 ), s ( t2 ) is coresponding bare soil radar backscattering coefficients. inversion results show that for the c band hh polarized radarsat scansar data with a range of incidence angle from 20 to 40, the soil moisture change value can be derived with an acceptable accuracy using the above model. the temporal and spatial soil moisture change patterns are associated with rainfall and vegetation cover, as well as the soil hydraulic characteristics

    利用最新發展的電磁波散射模型研究了不同植被覆蓋地表雷達波對地表土壤水分的敏感性,建立了半經驗植被雷達後向散射模型; 2 ) .研究發現在農作物等矮小植被覆蓋地表,植被層直接後向散射與植被類型相關,且在植被生長期,雷達後向散射系數對植被含水的敏感性要高於對植被高度化的敏感性; 3 ) .解決了單參數雷達地表土壤水分反演問題中,雷達入射角和地表粗糙度的影響這一難點問題; 4 ) .利用土壤介電模型了不同土壤類型對反演地表土壤體積含水的影響; 5 ) .在以上成果基礎上,建立了完整的單參數雷達地表土壤水分化探測反演演算法,經地表驗證,模型反演地表土壤水分化值的精度為rmse = 0
  13. Both of algorithms adopt asynchronous sampling, which can save hardware expenses and make the best of the advantages of software. the algorithms, as well as the factors that impacts the measuring accuracy, are analyzed and tested by the simulations on labview platform ; at the same time, the feasibility of the algorithms on labview platform is verified

    給出了基於頻譜的電氣信號測新演算法與基於fft分析的閃計算方法,這兩種測演算法均是建立在非同步采樣的基礎上,節約了硬體開銷,可以最大限度的發揮軟體的優勢。
  14. Researching and analyzing on the test results of the influence of atmospheric parameters on outer insulation discharge voltage and its various emendation methods, it can be concluded that : with the change of relative air density, its humidity ratio h / ? will also change even though the absolute vapor mass ( absolute humidity h ) of the air is constant. consequently, the influence degree of the humidity on the discharge voltage should change, too

    本文通過對以往的大氣參數對外絕緣放電電壓影響的試驗成果及各種方法的研究分析認為:隨著相對空氣密度的化,即使空氣中所含水氣的絕對質(絕對濕度h )保持恆定,其比濕h也會化,必然地,濕度對放電電壓的影響程度也會化。
  15. It study carefully the distortion of the remote sensing imagery, the rectification of the radiant quantity, the rs image strengthen and the color fusion. based on these achievements above, we do experiment on the differential rectification, the rs image fusion, the object determining and the exchange for the different format data, propose the plan and flow chart of the terrain map rectification by the rs imagery. we demonstrate the method for the target location and the direction outside by the rs imagery and how to select the reference point and read the information of the rs imagery

    本文闡述了利用航天遙感影像進行1 : 25萬地形圖數據庫更新的必要性和可行性,在對spot和landsat遙感影像特性進行分析的基礎上,對航天遙感影像的系統形、輻射和影像增強與彩色融合等內容進行了認真研究,並在此基礎上對航天遙感影像數字微分糾、影像融合、地物判讀、數據庫數據格式轉換、基於遙感影像的地形圖修測等方法進行了具體試驗,提出了利用遙感影像進行地形圖修測的具體方法和作業流程。
  16. In actual system, using expert system every vca is more reasonable in engineering. when we ' ll carry out voltage rectification, we consider that different control variables have different sensitivity. so the action of control facilities should be more reasonable

    在實際系統中,從工程應用的角度利用專家系統使分區的結果更加合理,並且在電壓的時候考慮了不同控制的靈敏度不同,使得控制動作更加合理。
  17. At the same time, image distortion is corrected by polynomial to handle expediently and the method of selecting reference points and the factor of influencing precision is discussed

    為了提高測的易用性,標定過程中採用多項式來圖像的畸,並討論了控制點的選取方法和影響標定精度的因素。
  18. This thesis provides the circuit schematic of the unit for measuring harmonic energy and the flow chart for measuring harmonic active energy and harmonic reactive energy. this thesis discusses the error origin of the system for measuring harmonic energy based on wavelet packet transform, and set up the error model, and presents the

    探討了基於小波包換的諧波電能計系統的誤差來源,建立了系統的誤差模型,提出了諧波電能計系統的直流偏置、比差和角差的方法。
  19. Doing the further research on the division frequency stack on the foundation of study of predecessor, at first the residual moveout correction is done to the seismic record, make the phase axle regularity, doing foundation for the same phase stack ; then carried on division scale processing by wavelet transform ; spectrum whitening is done to each scale, the high and low frequency band need to do prolongs, the middle frequency bands only increase the value of the frequency spectrum ; several kinds of methods that estimate the value of signal - noise ratio has been studied further, and summarize their advantage and disadvantage as well as the scope of application ; the seismic record after spectrum whitening is stacked by weighting with the value of the signal - noise ratio ; then estimate the value of signal - noise ratio which is each scale section after stacking, the scale that the signal - noise ratio is big is assigned big weighting, otherwise, the scale that signal - noise ratio value is small is assigned small weight ing, and carried on weighted reconstruct to each scale section

    本文在前人研究的基礎上,在分頻疊加方面做了進一步的研究。首先對地震記錄進行剩餘時差齊同相軸,為同相疊加做好基礎工作;然後對地震記錄用小波換的方法進行分尺度處理;對各個尺度分別做譜白化,對于高、低頻段需要做頻帶延拓,中間頻段僅提升頻譜值;對于幾種信噪比定估計的方法進行了深入的研究,並且總結了它們的優缺點以及適用范圍;對譜白化后的地震記錄用信噪比估計值作為加權系數進行加權疊加;對于各尺度的疊加剖面也進行信噪比估計,對于信噪比大的尺度給予大的加權系數,反之,信噪比值小的尺度給予小的加權系數,對各尺度疊加剖面進行加權重構。
  20. The current harmonics it produces deteriorate the quality of the power source, which eventually affect the other equipment. in order to solve this problem and meet the requirement for standards, such as iec 555 - 2, iec 1000 - 10 - 3 - 2, ieee 519, and iec 6100 - 3 - 2, a lot of power - factor - correction circuits, as the best way to improve power quality, have been developed

    所產生的諧波污染了電源的質,並最終干擾其它電氣設備的常工作,為了解決這一問題以滿足諸如iec555 - 2 、 iec1000 - 10 - 3 - 2 、 ieee519 、和iec6100 - 3 - 2等標準的要求,許多功率因數換器作為解決這一問題的最佳方法被研製出來了。
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