... compared to the sample size n, so that removing the sample doesn't significantly change the remainder of the lot, no matter how many defects are in the sample Then the distribution of the number ... determines the relationship between the lot size and the sample size The standard offers three general and four special levels Because of the three possible selections, the standard does not give ... Standard 105D Steps in the standard The steps in the use of the standard can be summarized as follows: Decide on the AQL Decide on the inspection level Determine the lot size Enter the table to find...
Ngày tải lên: 21/06/2014, 22:20
... placing the average in the middle time period makes sense If we average an even number of terms, we need to smooth the smoothed values In the previous example we computed the average of the first ... Bootstrapping Example The last data point in the previous example was 70 and its forecast (smoothed value S) was 71.7 Since we have the data point and the forecast available, we can calculate the next forecast ... eliminate the lag and brings St to the appropriate base of the current value The second smoothing equation then updates the trend, which is expressed as the difference between the last two values The...
Ngày tải lên: 21/06/2014, 22:20
Process or Product Monitoring and Control_7 ppt
... single, double, triple exponential smoothing Table showing the data for the example This example shows comparison of single, double and triple exponential smoothing for a data set The following data ... If the data are equi-spaced, the time variable, or index, does not need to be explicitly given The time variable may sometimes be explicitly used for plotting the series However, it is not used ... initial trend The data set consists of quarterly sales data The season is year and since there are quarters per year, L = Using the formula we obtain: Example of the computation of the Initial...
Ngày tải lên: 21/06/2014, 22:20
Process or Product Monitoring and Control_9 doc
... is a good model for the data, the residuals should satisfy these assumptions If these assumptions are not satisfied, we need to fit a more appropriate model That is, we go back to the model identification ... for Model Estimation The Negiz case study shows an example of the Box-Jenkins model- fitting output using the Dataplot software The two examples later in this section show sample output from the ... that the data have a constant location and variance, which implies stationarity However, the plot does show seasonality We generate an autocorrelation plot to help determine the period followed...
Ngày tải lên: 21/06/2014, 22:20
Process or Product Monitoring and Control_11 pdf
... is the variance of the length variable, 0.0075 is the covariance between the length and the width variables, 0.00175 is the covariance between the length and the height variables, 0.007 is the ... matrix The mean vector consists of the means of each variable and the variance-covariance matrix consists of the variances of the variables along the main diagonal and the covariances between each ... normal model When multivariate data are analyzed, the multivariate normal model is the most commonly used model Definition of multivariate normal distribution A p-dimensional vector of random variables...
Ngày tải lên: 21/06/2014, 22:20
Process or Product Monitoring and Control_13 doc
... are the Output Window, the Graphics window, the Command History window, and the data sheet window Across the top of the main windows there are menus for executing Dataplot commands Across the ... Graphical Representation of the Data Summary The above graphs show that there are differences between the lots and the sites There are various ways we can create subgroups of this dataset: each lot could ... the Data The first step in analyzing the data is to generate some simple plots of the response and then of the response versus the various factors 4-Plot of Data Interpretation This 4-plot shows...
Ngày tải lên: 21/06/2014, 22:20
Process or Product Monitoring and Control_14 doc
... 6.6.2.2 Model Identification Run Sequence Plot of Differenced Data Interpretation of the Run Sequence Plot The run sequence plot of the differenced data shows that the mean of the differenced data ... with the differenced data less autocorrelated than the original data The next step is to examine the sample autocorrelations of the differenced data Autocorrelation Plot of the Differenced Data ... suggested for the differenced data To examine other possible models, we produce the partial autocorrelation plot of the differenced data Partial Autocorrelation Plot of the Differenced Data Interpretation...
Ngày tải lên: 21/06/2014, 22:20
Process or Product Monitoring and Control_15 doc
... are the Output Window, the Graphics window, the Command History window, and the data sheet window Across the top of the main windows there are menus for executing Dataplot commands Across the ... differenced data, Yt, is an AR(2) model: with 0.44 It is often more convenient to express the model in terms of the original data, Xt, rather than the differenced data From the definition of the difference, ... Xt-1, we can make the appropriate substitutions into the above equation: to arrive at the model in terms of the original series: Dataplot ARMA Output for the MA(1) Model Alternatively, based on the...
Ngày tải lên: 21/06/2014, 22:20
Tài liệu An Introduction to Intelligent and Autonomous Control-Chapter 12: Learning in Control pdf
Ngày tải lên: 14/12/2013, 12:15
Advanced topics in control systems theory II
... Fig 2.2 The peaking phenomenon Due to the term −x3 one would conjecture that the faster the perturbing input x22 (t) vanishes the better However, as it is clear from the expression and the graph ... Let us consider the problem of synchronizing the two pendula showed in Fig 2.3 That is, we consider the problem of making the “slave” pendulum oscillate at the frequency of the “master”, while ... function V (t, x) along the solutions of the differential equation x = f (t, x) labelled by (#) When clear ˙ from the context we use the compact notation V (t, x(t)) = V (t) We also use Lψ V = ∂V ψ for...
Ngày tải lên: 01/01/2014, 18:39
Tài liệu Lecture Notes in Control and Information SciencesEditors: M. Thoma pdf
... (2.13) The steady-state velocity deviation between the 4th order model and the reduced order model are consistent The oscillation does not occur in the ramp response of the reduced order model The ... standard of the reduced order model, the error squared integral of the ramp response error between the 4th order model and the reduced order model is adopted In the contour control, the ramp input ... by the signals of a power amplifier, the4 th order model expressing faithfully the action observed from the appearance, the reduced order model simplifying the 4th order model according to the...
Ngày tải lên: 13/02/2014, 08:20
Tài liệu Báo cáo khoa học: Experimental proof for a signal peptidase I like activity in Mycoplasma pneumoniae, but absence of a gene encoding a conserved bacterial type I SPase pdf
... well if a CAF modification is assumed (+136 Da) The fragmentation spectrum showed dominant double and triple charged fragment ions To reduce the complexity, the spectrum was deconvoluted and the ... cleavage site score) are shown for each position in the sequence The data were generated by feeding the first 50 amino acids of the gene products of MPN142 to the publicly available web server http://www ... in western blotting experiments (data not shown) The P40 band was clearly separated from other proteins, but the amount of P40 was not sufficient for sequencing by Edman degradation Therefore, we...
Ngày tải lên: 19/02/2014, 18:20
Lecture Notes in Control and Information Sciences Editors: M. Thoma · M. Morari316.R.V. Patel pptx
... constraints If all the computed values of the joint variables satisfy the inequalities, the redundancy can be used for other tasks However if one or more of these inequalities are violated, the JLA secondary ... The question that may be asked is why the pseudoinverse (or configuration control) at the velocity level does not exhibit this phenomenon The reason is that, the pseudo-inverse solution at the ... solution Therefore, it does not have any null space component From a mathematical point of J e Howview, the pseudo-inverse of J e is a projector matrix on to ever, the pseudo-inverse solution at the...
Ngày tải lên: 05/03/2014, 15:20
Advanced Textbooks in Control and Signal Processing ppt
... on to discuss the model details of the Pelican prototype robotic manipulator The kinematic and dynamic models are, described and model parameter values given This chapter shows how the Pelican ... typically used in the analytical study of the stability of controlled robots The first is based on the so-called Lyapunov stability theory The second is the so-called input–output stability theory ... in the sense that the interest in Lyapunov theory is the study of stability of the system using a state variables description, while in the second one, we are interested in the stability of the...
Ngày tải lên: 05/03/2014, 15:20
Báo cáo khoa học: Puroindoline-a and a1-purothionin form ion channels in giant liposomes but exert different toxic actions on murine cells pptx
... (n ¼ 4) The magnitude of the depolarization was independent of the external CaCl2 concentration between and mm (Fig 7C) However, when a1-PTH was added to the standard medium in which the CaCl2 ... Bv, Leiden, the Netherlands; lm) dissolved in standard physiological solution Thereafter, cells were rinsed with dye-free solution The dry extracts of the two wheat endosperm proteins were dissolved ... in the presence of either 140 or 40 mM NaCl in the bathing solution Under these conditions, the voltages corresponding to zero current were and +23 mV (arrow), respectively concentration in the...
Ngày tải lên: 07/03/2014, 12:20
Lecture Notes in Control and Information SciencesEditor: M. Thoma229.J.-P.Laumond (Ed.) doc
... knowledge of the different theoretical issues in order to extend the state of the art in the domain About the book The purpose of this book is not to present a current state of the art in motion ... the distance between both rear and front axles is We denote w as the speed of the front wheels of the car and ~ as the angle between the front wheels and the main direction of the car Moreover ... hooked up at the middle point of the rear wheels of the previous one The distance between the reference points of the trailers is assumed to be The kinematic model is defined by the following...
Ngày tải lên: 22/03/2014, 11:20
Báo cáo khoa học: Functional interplay between viral and cellular SR proteins in control of post-transcriptional gene regulation pptx
... Fig Viral SR proteins The diagram shows domain structures of the representative viral proteins containing either a canonical RS domain (red) or an R ⁄ S-rich motif (green) In the HBV core protein, ... within the long control region of the viral genome, and also functions together with the E1 protein in viral DNA replication [16] The E2 protein consists of the N-terminal transactivation domain ... phosphorylation mainly occurs at the SPRRR repeats [10] Another report shows that the core protein C-terminal domain may be phosphorylated by SRPK1 ⁄ in host cells [13] However, a more recent study...
Ngày tải lên: 23/03/2014, 06:20
Terminology and symbols in control engineering
... connected When the consumption increases, the pressure in the pipeline decreases The operator recognizes the pressure drop and changes the control pressure of the pneumatic control valve until the desired ... controllers, these are the master or primary and the follower or secondary controller The characteristic feature of this control system is that the output variable of the master controller is the reference ... maintained at the desired level The visual feedback of the proSAMSON AG ⋅ 00/03 the pressure indicator and immediate reaction, the operator ensures that the eliminated cess variable p2 from the pressure...
Ngày tải lên: 29/03/2014, 21:55
ellis, g. (2002). observers in control systems - a practical guide
... Visual ModelQ blocks, allows the user to enter notes about the block for reference The name of the block, Solver in this case, is shown immediately below the block The user can change the name ... excitation, the DSA monitors all variables in the model After the excitation, the DSA executes a fast Fourier transform (FFT) to convert the recorded data to a frequency -domain plot When the random signal ... to the model, the richness of the signal allows it to excite all frequencies at once This is ideal for a modeling environment because it minimizes the time the DSA must excite the system However,...
Ngày tải lên: 18/04/2014, 12:27
informatics in control, automation and robotics i - braz j
... employed in the trial we cannot be sure what they were actually thinking about in order to receive the reward, or indeed whether the nature of their thoughts changed during the trial In another study ... The choice of the distance calculation (choice of the used norm) is one of the main parameters in the case of the RCE-KNN like neural models (and derived approaches) The most usual function used ... such machine) The relations between voltages or currents depend on these three parameters defining the motors model However, these parameters are not easily available because of their strongly...
Ngày tải lên: 12/06/2014, 12:04