surgery in the patient with liver disease and postoperative jaundice
Chapter 6 The Single Index Model and Bivariate Regression
Ngày tải lên :
17/12/2013, 15:17
... possible & t 3.1 Hypothesis Testing in the Single Index Model A Review of Hypothesis Testing Concepts To be completed 10 3.2 Testing the Restriction α = Using the single index model regression, ... is included in the regression The standard deviation of the residuals is essentially equal to the standard error of the regression - the difference being due to the fact that the formula for the ... at the 5% level 3.3 Testing Hypotheses about β In the single index model regression β measures the contribution of an asset to the variability of the market index portfolio One hypothesis of interest...
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Tài liệu Kinh tế ứng dụng_ Lecture 3: Outliers, Leverage and Influence docx
Ngày tải lên :
27/01/2014, 11:20
... against A/Y showing the regression line with and without point 26 in the same graph 4.3) What happen to the R2 when observation 26 is dropped from the data set? Explain 4.4) Are there any other ... Outliers, Leverage and Influence if DFBETA < 2/ n , the point has no influence if DFBETA > 3/ n , the point is influential if 2/ n < DFBETA < 3/ n , the point is inconclusive The regression analysis ... on the slope coefficient 5) Outliers in bivariate analysis 5.1) Using the data file HOLMQ, which contains the data for EDUEXP and EAID, examine the figure and test whether any possible points...
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Tài liệu Báo cáo khoa học: "Fast and Robust Part-of-Speech Tagging Using Dynamic Model Selection" pptx
Ngày tải lên :
19/02/2014, 19:20
... compared with two other state-ofthe-art systems, the Stanford tagger (Toutanova et al., 2003) and the SVMTool (Gim´ nez and M` rquez, e a 2004) Both systems are trained with the same training data and ... occur in at least documents of the training data are used For a domain-specific model, we use a threshold of The generalized and domain-specific models are trained separately; their learning parameters ... for training the domain-specific model is collected During decoding, a set of SW’s in each sentence, say S, is collected If the cosine similarity between T and S is greater than a certain threshold,...
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Báo cáo khoa học: "A Bag of Useful Techniques for Efficient and Robust Parsing" ppt
Ngày tải lên :
08/03/2014, 06:20
... before, the parser associates with it a vector of length n containing the types at the end of the previously determined paths The first position of the vector contains the type corresponding to the ... run-time The filters for the three languages are computed off-line in less than one minute and rule out 50% to 60% of the failing unifications during parsing, saving about 45% of the parsing time ... reusing parts of the input structures in the output structure (Carroll and Malouf, 1999) without introducing significant bookkeeping overhead To keep things as simple and efficient as possible, the...
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design of simple and robust process plants
Ngày tải lên :
02/04/2014, 16:24
... industry, and is fully in line with the basics of simple and robust design The minimization of storage is accomplished through the integration of production lines and storage in transport The minimization ... described, and in particular the interaction with process integration and controllability are include in the structure Guidelines are included to avoid complex integration and to de-couple interactions ... Introduction This book covers the design of simple and robust processing plants, and is intended to inform managers and engineers in the process industry of the opportunities that exist for the...
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báo cáo sinh học:" Workforce analysis using data mining and linear regression to understand HIV/AIDS prevalence patterns" pdf
Ngày tải lên :
18/06/2014, 17:20
... continued efforts on increasing female literacy through investment and the development of strategies to promote the schooling of girls may be helpful in addressing the HIV/AIDS pandemic [15] There ... country-level information on how nursing is integrated within the culture and within the health care system of that particular country may be informative in identifying best nursing workforce practices for ... developed the merged data set OLC performed the data mining EAM performed the multiple regression analysis The generation of the idea and writing of the paper was a three way effort in drafting and...
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home energynmanagement problem towards an optimal and robust solution
Ngày tải lên :
27/07/2014, 23:29
... respective indoor, outdoor and housing envelope temperatures • cin , cenv the thermal capacities of first indoor environment and second the envelope of the housing • rin , renv thermal resistances • w the ... renv +rin − renv rin cin , Bc = −cin , Fc = 0 renv cin w cin and Cc = This model allows a rather precise description of the dynamic variations of indoor temperature with: • Tin , Tout , Tenv the ... Modeling services Modeling services can be decomposed into two aspects: the modeling of the behaviors, which depends on the types of involved models, and the modeling of the quality of the execution...
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Automatic spike sorting and robust power line interference cancellation for neural signal processing
Ngày tải lên :
09/09/2015, 08:12
... making it difficult to adjust their values in general condition On the other hand, settling time is independent of the sampling rate and has a more intuitive meaning that makes the parameter tuning ... are independent of the input SNR, input signal power, and the sampling rate As the next aim of the thesis, the VLSI architecture and ASIC of the proposed algorithm is presented for real-time interference ... responds to the fluctuations in the amplitudes and phases of the harmonics In the alternative form, Wa is associated with λa , and indicates the time in which the estimates of amplitude and phase...
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An integrated process planning and robust fixture design system 1
Ngày tải lên :
11/09/2015, 09:16
... positioning, holding, and supporting the workpiece throughout the machining process The experience of process planners indicates that the process plan for machining processes cannot be finalized ... cost and performance objectives The task is achieved by considering the product design intent (function, aesthetics, etc) and fixture design, in terms of locating, clamping and maintaining various ... issues Integrative features, i.e., machining features, fixturing features, set-up features and machine resource features, are used to integrate the set-up planning, machining resource planning and...
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An integrated process planning and robust fixture design system 2
Ngày tải lên :
11/09/2015, 09:16
... taking into account the overall errors among the system consisting of the workpiece and the fixture in the design of the fixture locating scheme The locating principle and a criterion of the ... with respect to the machining operations, and fixturing features which are holes, recesses and facets on a part for providing places for locating and clamping the workpiece during the machining ... to group the machining features into appropriate fixture set-ups, and suitable clamping, locating and supporting points are recommended The fixturing elements are then selected and assembly sequences...
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An integrated process planning and robust fixture design system 3
Ngày tải lên :
11/09/2015, 09:16
... material and the part features in the machined part model, the excess material can be linked to a part feature in the machined part model In this way, the machining feature can be obtained by analyzing ... machining, and it is the “Small Hole” shown in Table 3.2 The other is the larger hole generated by casting and requires finish machining This type of hole is usually quite large, and it is the ... preliminary set-up planning stage, each machining feature is assigned certain machine resource based on its TAD and the TOS of the candidates of the machine resources During the tolerance planning...
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An integrated process planning and robust fixture design system 4
Ngày tải lên :
11/09/2015, 09:16
... machining feature B The center point of B is the constrained entity and the line on the face Y is the constraining entity These entities are lines or points Table 4.2 displays the constrained and ... analyzing the dimensional constraints on the sketches of the machining feature and by considering the tolerances Besides the geometric information, each extracted machining feature contains the information ... constraint objects of the Inventor API To identify the locating surfaces, the identified constraining entities, 2D points/lines, are transformed into 3D points/lines Next the faces containing the...
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An integrated process planning and robust fixture design system 5
Ngày tải lên :
11/09/2015, 09:16
... of the machining centre Features with TADs within the machining centre’s TOS are assigned to the same group In this case, the number of set-ups is determined by both the TOSs of the machining ... on the TAD of the machining feature and the TOS of available machine tools The TAD of the machining feature must be inside the TOS of the selected machine tool The cutter is selected according ... the machining features are grouped into set-ups based on the machine tool assigned and their TADs, and the machining datum for each set-up is determined The determination is performed according...
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An integrated process planning and robust fixture design system 6
Ngày tải lên :
11/09/2015, 09:16
... third face The distance of locating points is the sum of the distance among the three points in the first locating face and the distance of the two points in the second locating face The design ... Obtain the 1st rank individuals: For each individual p in the main population, P does the following: – Initialize Sp which would contain all the individuals that are being dominated by p – Initialize ... as information with six locating points together with the locating faces which the location points belong to The evaluation information includes the value of each object after the evaluation, and...
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An integrated process planning and robust fixture design system 7
Ngày tải lên :
11/09/2015, 09:16
... design and fabrication and eliminate the trial -and- error testing procedures typically used by the tooling engineers 7.1.2 Optimal Set-up Planning The optimal set-up planning approach developed in the ... by updating the machine resources in real time Except for higher tolerance cost consideration, the schedules of the machine tools and the transport cost are taken into account, making the cost ... inclusion of the design-by-fixturing-feature approach and the interactive fixturing feature definition approach makes the modification of product design easy, thus ensuring each machining feature...
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An efficient and robust algorithm for incompressible flow and its application in heat transfer enhancement
Ngày tải lên :
11/09/2015, 16:02
... singular-point interactions correlates strongly with the heat transfer characteristics Sahin et al.(2007) studied the effect of inclined fin angles on the thermal behavior in the plain fin -and- tube ... transfer and pressure drop in the plain fin -and- tube heat exchanger, they found that heat transfer can be increased by placing the fin tube at downstream region, and increasing ellipticity of the fin ... exchangers They reported that the transfer rate is high in the front part of the fins due to the developing boundary layers as well as in front of the tube due to a vortex system there On the other hand,...
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Comprehensive modeling and robust nonlinear control of HDD servo systems
Ngày tải lên :
15/09/2015, 22:15
... Xinmin Liu, Wenguang Kim, Yuntian Xu, and many others for their understanding and encouragement Finally, I wish to thank the National University of Singapore for providing me the scholarship and ... to disturbances, and at the same time maintaining the superior transient property of the original CNF control, i.e., fast and smooth settling in set point tracking tasks 2.1 Introduction Most ... similar lines of reasoning as those given in Theorem 2.3 and those for the measurement feedback case in [13] 2.3.4 ♦ Selection of W and the Nonlinear Gain ρ(r, h) The procedures for selecting the...
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Forecasting creditworthiness in retail banking a comparison of cascade correlation neural networks, CART and logistic regression scoring models
Ngày tải lên :
26/09/2015, 12:03
... sensitive and efficient credit scoring system This is essential to establishing and monitoring the creditworthiness of borrowers in the joint interests of themselves and their lenders The credit scoring ... the candidate‟s value and output o; is the derivative for training pattern t of the candidate unit‟s activation function with regards to the sum of its inputs; is the input received by the candidate‟s ... lending represented an estimated 219% of their GDP (CIA, 2009) Thus, there is at least a case for investigating the scope for the growth of the credit industry in the Cameroonian market2 including...
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