modeling of wheeled mobile robots
Hydraulic modeling of open channel flows over an arbitrary 3-d surface and its applications in amenity hydraulic engineering
... plot of water surface in 2D simulation of Exp-1 …………….95 Figure 6.35 Carpet plot of water surface in 2D simulation of Exp-2…………… 95 Figure 6.36 Carpet plot of water surface in 2D simulation of ... plot of water surface in 2D simulation of Exp-4…………… 96 Figure 6.38 Carpet plot of water surface in 2D simulation of Exp-5…………… 97 Figure 6.39 Carpet plot of water surface in 2D simulation of ... surface profile analysis of open channel flows over a circular surface. Journal of Applied Mechanics, JSCE, Vol. 8, pp 847-854, 2005. 5. Anh T. N. and Hosoda T.: Free surface profile analysis of flows...
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Sensor-based navigation of a mobile robot in an indoor environment
... atthe University of Paris XI, Orsay in 1981.Since 1986, he is Professor at the Uni-versity of Evry and he was the Head of Electrical Engineering Department of theInstitute of Technology from ... obstacles is the decreasing of the linear speed of the robot.5. ConclusionWe are interested in the navigation of a mobile robotin partially known environment such as inside an of- fice or a flat. In ... effectiveness of the proposed navigationmethod in spite of very limited calculation resourcesand a low cost and quite inaccurate sensor system. Theimplementation of this method on various robots of realistic...
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Tài liệu Modeling of Data part 1 pptx
... measure of goodness -of- fit. When the third item suggests that the modelis an unlikely match to the data, then items (i) and (ii) are probably worthless.Unfortunately, many practitioners of parameter ... RECIPES IN C: THE ART OF SCIENTIFIC COMPUTING (ISBN 0-521-43108-5)Copyright (C) 1988-1992 by Cambridge University Press.Programs Copyright (C) 1988-1992 by Numerical Recipes Software. Permission ... based on? The answerto these questions takes us into the subject of maximum likelihood estimators.Given a particular data set of xi’s and yi’s, we have the intuitive feeling thatsome parameter...
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Tài liệu Modeling of Data part 2 doc
... distribution is often rather poorly realized, if it isrealized at all. We are often taught, rather casually, that, on average, measurementswill fall within ±σ of the true value 68 percent of the time, ... time, within ±2σ 95 percent of the time, and within ±3σ 99.7 percent of the time. Extending this, one wouldexpect a measurement to be off by 20 only one time out of 2 ì 1088.Weallknow that ... that thestandard deviations σ of these normal distributionsare the same for all points. Thenthe probability of the data set is the product of the probabilities of each point,P ∝Ni=1exp−12yi−...
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Tài liệu Modeling of Data part 3 docx
... problem of fitting a set of N data points (xi,yi)toa straight-line modely(x)=y(x;a, b)=a+bx (15.2.1) 666Chapter 15. Modeling of DataSample page from NUMERICAL RECIPES IN C: THE ART OF SCIENTIFIC ... variance of the linear combination yi− a − bxi of two randomvariables xiand yi,Var( yi− a − bxi)=Var( yi)+b2Var( xi)=σ2yi+b2σ2xi≡1/wi(15.3.3)The sum of the square of N ... 662Chapter 15. Modeling of DataSample page from NUMERICAL RECIPES IN C: THE ART OF SCIENTIFIC COMPUTING (ISBN 0-521-43108-5)Copyright (C) 1988-1992...
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Tài liệu Modeling of Data part 4 pptx
... float *xx,*yy,*sx,*sy,*ww,aa,offs;float chixy(float bang)Captive function of fitexy, returns the value of (χ2−offs) for the slopeb=tan(bang).Scaled data andoffsare communicated via the ... variance of the linear combination yi− a − bxi of two randomvariables xiand yi,Var(yi− a − bxi)=Var(yi)+b2Var(xi)=σ2yi+b2σ2xi≡1/wi(15.3.3)The sum of the square of N ... of varying b, successful numerical root-findingleads to a value of ∆a that minimizes χ2for the value of ∆b that gives ∆χ2=1.This(seeFigure 15.3.1) directly gives the tangent projection of...
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Tài liệu Modeling of Data part 5 doc
... combinations of the columns of V, with coefficients obtained by forming dot products of the columns 672Chapter 15. Modeling of DataSample page from NUMERICAL RECIPES IN C: THE ART OF SCIENTIFIC ... thestandard deviationsof themeasureddependentvariable.The measured values of the dependent variable do not enter the design matrix.Solution by Use of the Normal EquationsThe minimum of (15.4.3) occurs ... vector of length M.The equations (15.4.6) or (15.4.7) are called the normal equations of the least-squares problem. They can be solved for the vector of parameters a by the standardmethods of...
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Tài liệu Modeling Of Data part 6 pdf
... andalamdade-creases by a factor of 10. If a step failsalamdagrows by a factor of 10. You must call this 684Chapter 15. Modeling of DataSample page from NUMERICAL RECIPES IN C: THE ART OF SCIENTIFIC COMPUTING ... even when they must be offered without proof.Figure 15.6.1 shows the conceptual scheme of an experiment that “measures”a set of parameters. There is some underlying true set of parameters atruethat ... name of the game is to find some way of estimating or approximatingthe probability distributionof a(i)−atruewithout knowing atrueand withouthavingavailable to us an infinite universe of hypothetical...
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Tài liệu Modeling Of Data part 7 pptx
... even when they must be offered without proof.Figure 15.6.1 shows the conceptual scheme of an experiment that “measures”a set of parameters. There is some underlying true set of parameters atruethat ... name of the game is to find some way of estimating or approximatingthe probability distributionof a(i)−atruewithout knowing atrueand withouthavingavailable to us an infinite universe of hypothetical ... techniques, and seek to minimize the uncertainty of the result accordingto any desired criteria. Offered the choice between mastery of a five-foot shelf of analytical statistics books and middling...
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Tài liệu Modeling Of Data part 8 pptx
... function of a single variable z ≡ [yi− y(xi)]/σi.If we now define the derivative of ρ(z) to be a function ψ(z),ψ(z) ≡dρ(z)dz(15.7.4)then the generalization of (15.1.7) to the case of a ... on the following fact: The median cM of a set of numbers ciis also that value which minimizes the sum of the absolute deviationsi|ci− cM|(Proof: Differentiate the above expression ... example, the equality orinequality of two distributions can be estimated by the Wilcoxon test of computingthe mean rank of one distribution in a combined sample of both distributions.The Kolmogorov-Smirnov...
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