how do we know when to stop adding terms
Process or Product Monitoring and Control_2 pptx
Ngày tải lên :
21/06/2014, 22:20
... binomial It is instructive to show how the points on this curve are obtained, once we have a sampling plan (n,c) - later we will demonstrate how a sampling plan (n,c) is obtained We assume that the lot ... What is Double Sampling? Process or Product Monitoring and Control 6.2 Test Product for Acceptability: Lot Acceptance Sampling 6.2.4 What is Double Sampling? Double Sampling Plans How double sampling ... point to remember is that the main purpose of acceptance sampling is to decide whether or not the lot is likely to be acceptable, not to estimate the quality of the lot Scenarios leading to acceptance...
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Process or Product Monitoring and Control_6 ppt
Ngày tải lên :
21/06/2014, 22:20
... 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 time periods and placed it next to period We could ... more weight in forecasting than the older observations In the case of moving averages, the weights assigned to the observations are the same and are equal to 1/N In exponential smoothing, however, ... out to be 16.29, so in this case we would prefer an of Can we better? We could apply the proven trial-and-error method This is an iterative procedure beginning with a range of between and We determine...
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Process or Product Monitoring and Control_7 ppt
Ngày tải lên :
21/06/2014, 22:20
... with a constant that ranges from to The equations are intended to give more weight to recent observations and less weights to observations further in the past These weights are geometrically decreasing ... Observatory from 1974 to 1987 The CO2 concentrations were measured by the continuous infrared analyser of the Geophysical Monitoring for Climatic Change division of NOAA's Air Resources Laboratory ... 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 in the time series...
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Process or Product Monitoring and Control_9 doc
Ngày tải lên :
21/06/2014, 22:20
... above plots show that this series does not exhibit any significant non-stationarity or seasonality, we generate the autocorrelation and partial autocorrelation plots of the raw data Autocorrelation ... so we need to include seasonal terms in fitting a Box-Jenkins model Since this is monthly data, we would typically include either a lag 12 seasonal autoregressive and/or moving average term To ... stationarity However, the plot does show seasonality We generate an autocorrelation plot to help determine the period followed by a seasonal subseries plot Autocorrelation Plot http://www.itl.nist.gov/div898/handbook/pmc/section4/pmc4462.htm...
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Process or Product Monitoring and Control_11 pdf
Ngày tải lên :
21/06/2014, 22:20
... of T2 It is well known that when = with F(p,n-p) representing the F distribution with p degrees of freedom for the numerator and n - p for the denominator Thus, if were specified to be 0, this ... long as X doesn't differ greatly from a normal distribution If we wanted to test the hypothesis that = 0, we would then have so that Generalize to p variables When t2 is generalized to p variables ... width and weight, respectively It is customary to denote multivariate quantities with bold letters The collection of measurements on x is called a vector In this case it is a row vector We could...
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Process or Product Monitoring and Control_13 doc
Ngày tải lên :
21/06/2014, 22:20
... 2 3 3 Top Lef Cen Rgt Bot Top Lef Cen Rgt Bot Top Lef Cen Rgt Bot Top Lef Cen Rgt Bot Top Lef Cen Rgt Bot Top Lef Cen Rgt Bot Top Lef Cen Rgt Bot Top Lef Cen Rgt Bot Top Lef Cen Rgt Bot Top 3.126184 ... Lef Cen Rgt Bot Top Lef Cen Rgt Bot Top Lef Cen Rgt Bot Top Lef Cen Rgt Bot Top Lef Cen Rgt Bot Top Lef Cen Rgt Bot Top Lef Cen Rgt Bot Top Lef Cen Rgt Bot Top Lef Cen Rgt Bot Top Lef 2.239013 ... 3 1 1 2 2 3 3 Cen Rgt Bot Top Lef Cen Rgt Bot Top Lef Cen Rgt Bot Top Lef Cen Rgt Bot Top Lef Cen Rgt Bot Top Lef Cen Rgt Bot Top Lef Cen Rgt Bot Top Lef Cen Rgt Bot Top Lef Cen Rgt Bot 3.045145...
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Process or Product Monitoring and Control_14 doc
Ngày tải lên :
21/06/2014, 22:20
... the data The next step is to examine the sample autocorrelations using the autocorrelation plot Autocorrelation Plot Interpretation of the Autocorrelation Plot The autocorrelation plot has a 95% ... Interpretation of the Run Sequence Plot We can make the following conclusions from the run sequence plot The data show strong and positive autocorrelation There does not seem to be a significant trend or ... the Autocorrelation Plot of the Differenced Data The autocorrelation plot of the differenced data with a 95% confidence band shows that only the autocorrelation at lag is significant The autocorrelation...
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Process or Product Monitoring and Control_15 doc
Ngày tải lên :
21/06/2014, 22:20
... 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 bottom is ... into Dataplot, variable Y Model identification plots Run sequence plot of Y The run sequence plot shows that the data show strong and positive autocorrelation Autocorrelation plot of Y The autocorrelation ... RELATIVE CHANGE IN RESIDUAL SUM OF SQUARES (STOPSS) 0.1000E-09 MAXIMUM SCALED RELATIVE CHANGE IN THE PARAMETERS (STOPP) 0.1489E-07 MAXIMUM CHANGE ALLOWED IN THE PARAMETERS AT FIRST ITERATION (DELTA)...
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Advanced topics in control systems theory II
Ngày tải lên :
01/01/2014, 18:39
... cascaded systems We distinguish between two problems: stability analysis and control design For the design problem, we not offer a general methodology as in [23, 57] however, we show through different ... While we study both problems nevertheless, we take a deeper insight into the second one Concerning control design, we not establish a general methodology as done for instance in [38, 23, 57] However ... above As we will show in this paper, in some cases, UGAS suffices To explain the rationale of this cascades design approach, we have abbreviated x1 (t) = x1 (t; t0 , x0 ), however, due to the uniformity...
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Tài liệu Lecture Notes in Control and Information SciencesEditors: M. Thoma pdf
Ngày tải lên :
13/02/2014, 08:20
... offset due to torque disturbance The second item is necessary when a circular trajectory cannot be approximated by a polygon In order to realize the circular trajectory, it is very difficult to accurately ... students with the purpose to make the theory learnt in university into practice can be expected to read it widely We expect that the knowledge obtained from this book can be adopted widely in mechatronic ... Mechatronic Servo Systems understood In electric welding using an automatic welding machine, after setting voltage and current, the motion velocity of the torch (the tool spraying the fine solvent...
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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
Ngày tải lên :
19/02/2014, 18:20
... peptide 26–54 (rmm: 3260.7) fits 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 ... followed by the analysis of the cleavage products It is, however, difficult to prove which of the identified peptide represents the amino terminus of the protein To overcome this problem, we labeled ... reactions Two amino acid modifications were detected: tryptophan 248 was oxidized to a minor extent and asparagine 205 was, to some extent, converted to aspartic acid We conclude that sulfonation with...
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Lecture Notes in Control and Information Sciences Editors: M. Thoma · M. Morari316.R.V. Patel pptx
Ngày tải lên :
05/03/2014, 15:20
... manipulators to work in cluttered and time-varying environments While most non-redundant manipulators possess enough degrees-of-freedom (DOFs) to perform their primary task(s), it is known that ... experimental work done to illustrate algorithms for force and position control of redundant manipulators has been based on planar 3-DOF manipulators The Preface IX notable exceptions to this have ... generalized inertiaweighted inverse of the Jacobian to resolve redundancy in order to reduce impact forces However, these schemes are single-purpose algorithms, and cannot be used to satisfy additional...
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Advanced Textbooks in Control and Signal Processing ppt
Ngày tải lên :
05/03/2014, 15:20
... correspond to the outputs The topic of robot dynamics is presented in Chapter In Chapter we provide the specific dynamic model of a two-DOF prototype of a robot manipulator that we use to illustrate ... Control of Robot Manipulators, now in its second edition To complement our coverage in Robotics, we are pleased to welcome into the series this new volume Control of Robot Manipulators in Joint Space ... Kelly, V´ ıctor Santib´nez and Antonio a˜ Lor´ Other topics like models, kinematics and dynamics are introduced into ıa x Series Editors’ Foreword the narrative as and when they are needed to design...
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Báo cáo khoa học: Puroindoline-a and a1-purothionin form ion channels in giant liposomes but exert different toxic actions on murine cells pptx
Ngày tải lên :
07/03/2014, 12:20
... suggested to be responsible for these effects [15] In addition, PINs have also been shown to be cytotoxic to Xenopus oocytes [16] However, the mechanisms involved in the toxicity of PTHs and PINs to ... is 11 times more permeable to Na+ than to Cl–, and has a permeability ratio between Na+ and K+ close to However, this channel is times more permeable to Ca2+ than to Na+ Thus, the cation selectivity ... shifted from to +24 mV (data not shown), which is close to the +30 mV equilibrium potential for Na+ The Na+ to Cl– permeability ratio (PNa ⁄ PCl) was 13 (n ¼ 5) To determine the K+ to Na+ permeability...
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Lecture Notes in Control and Information SciencesEditor: M. Thoma229.J.-P.Laumond (Ed.) doc
Ngày tải lên :
22/03/2014, 11:20
... Lamiraux LAAS-CNRS, Toulouse Introduction Mobile robots did not wait to know that they were nonholonomic to plan and execute their motions autonomously It is interesting to notice that the first ... [31]) They show how to transform any controllable system into a canonical form corresponding to a nilpotent system approximating the original one Its special triangular form allows to apply sinusoidal ... allow to use sinusoidal control to steer all the coordinates at once for systems with two inputs They show also how polynomial controls may be used to this end Moreover Monaco and NormandCyrot show...
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Báo cáo khoa học: Functional interplay between viral and cellular SR proteins in control of post-transcriptional gene regulation pptx
Ngày tải lên :
23/03/2014, 06:20
... that the severe acute respiratory syndrome coronavirus (SARS-CoV) N protein redistributes to cytoplasmic stress granules in response to environmental stress [12] However, such redistribution can ... the future development of antiviral strategies Acknowledgements We acknowledge support from the Academia Sinica Investigator Award to W.-Y Tarn We thank Drs Chiaho Shih and Steve S.-L Chen for ... export factor TAP ⁄ NXF1 directly binds the Mason–Pfizer monkey virus CTE to facilitate unspliced viral RNA export [64] However, TAP ⁄ NXF1-mediated mRNA export in general involves adaptors such...
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Terminology and symbols in control engineering
Ngày tải lên :
29/03/2014, 21:55
... several lined-up symbols hand-operated actuator diaphragm actuator motor-driven actuator valve motor-driven butterfly valve valve with diaphragm actuator controller (former symbol) controller PI ... tant to know whether the reference variable is principally subject to changes or disturbance variables need to be compensated for To attain good disturbance reaction, the controller must restore ... calculated by the comparator When the influence of the measuring equipment is included, the equation e = w r applies system deviation xw = x w error, however, with an inverse sign When the influence...
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ellis, g. (2002). observers in control systems - a practical guide
Ngày tải lên :
18/04/2014, 12:27
... alone An example from everyday life is when an experienced driver brings a car to a rapid stop The driver combines knowledge of the applied stopping power (primarily measured through inertial ... model to restore the scope to its original display Note that the scope scale and offset nodes may need to be adjusted to view the signal; any changes to scaling and offset will be restored when ... demanding editor She taught me much of what I have managed to learn about how to express a thought in ink Thanks to my mother who was sure I would grow into someone in whom she would be proud when facts...
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informatics in control, automation and robotics i - braz j
Ngày tải lên :
12/06/2014, 12:04
... the connection weights (synapses) These connection weights store the knowledge necessary to solve specific problems The strength of connection between the neurons is stored as a weight-value for ... supposed to be composed of a large number of highly interconnected processing elements that are analogous to neurons and are tied together with weighted connections that are analogous to synapses However, ... layer are randomly arranged, then reshuffled according to the used learning rule in order to solving the problem In general an error (or cost) based criterion is used to determine when stop the learning...
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