Analysis of 3 d maxillofacial image data 5
Analysis of 3 d maxillofacial image data 5
... values of the voxels surrounding the tooth enamel With the inclusion of the step, described above, computer-aided analysis of 3- D maxillofacial image data could lead to the realization of more advanced ... casts of the dentition) with a variety of malocclusions (incorrect bites) The study model is digitized into triangular mesh data by a laser scanner Instead of pr...
Analysis of 3 d maxillofacial image data 4
... (a) 64 74 84 94 1 04 1 14 1 24 1 34 144 (b) Figure 4. 8: Segmentation results in a pediatric case (a) Rendered surfaces of a CT data segmented at various threshold values (b) Threshold values used for ... and detected mandibular foramina (red circles) 4. 5 .4 Results and Discussion As discussed in Section 4. 4.1, when CT images are used for maxillofacial surgery and dental tr...
Analysis of 3 d maxillofacial image data 3
... Generation of Plan-view Range Image (3. 2 .3) Ridge Detection (3. 3.1) Dental Arch Detection (3. 3.2) Generation of Panoramic Range Image (3. 3 .3) First Tooth-interstice Detection (3. 4) Second Tooth-interstice ... points of the valley at each column (blue dots: first candidates, yellow: second candidates, red: third candidates) Figure 3. 20: Detected gum margin Figure 3. 21: 3-...
Analysis of 3 d maxillofacial image data 2
... approximation of the partial derivatives in the x, y, and z directions (Figure 2. 19) -1 1 1 -2 0 -1 -1 -2 -1 -2 2 0 -3 0 0 0 -2 -2 -3 -2 0 -1 1 -1 -2 -1 -2 0 -2 -3 -2 -1 -1 -2 -1 -1 -2 -1 z y x 3- D convolution ... 22 dB Figure 2. 22( b) visualizes the distribution of D3 values The result is noisy, yet the 3- D line is still well represented 45 Figure 2. 22: 3...
Analysis of 3 d maxillofacial image data 1
... have made the use of 3- D maxillofacial image data increasingly more common 3- D data are obtained in two forms, surface-scan data and volumetric data Surface-scan data is generally provided as a ... developed suitable algorithms Figure 1. 1: Surface-scan data of a dental study model CT provides detailed 3- D information of the interior of the human body CT...
Book Econometric Analysis of Cross Section and Panel Data By Wooldridge - Chapter 3 ppt
... lemma and Lemma 3. 8 [with R CðyÞ to get equation (3. 8) Problems 3. 1 Prove Lemma 3. 1 3. 2 Using Lemma 3. 2, prove Lemma 3. 3 3. 3 Explain why, under the assumptions of Lemma 3. 4, gðxN Þ ¼ Op ð1Þ 3. 4 ... Theory 3. 5.2 43 Asymptotic Properties of Test Statistics We begin with some important definitions in the large-sample analysis of test statistics definition 3. 13:...
Book Econometric Analysis of Cross Section and Panel Data By Wooldridge - Chapter 5 doc
... equation (5. 11) and the law of large numbers We consider a more general case in Section 5. 2.1 When searching for instruments for an endogenous explanatory variable, conditions (5. 3) and (5. 5) are ... Þ=ðx1 À x0 Þ where y0 and x0 are the sample averages of yi and xi over the part of the sample with zi ¼ 0, and y1 and x1 are the sample averages of yi and xi over the...
Báo cáo " Experiment for Bending Analysis of 3-phase Composite Plate in Ship Structure " doc
... Tamuz, G.A Teterc, Strength of composite materials, Riga, “Zinatie”, 1980 Nguyen Dinh Duc, Dinh Khac Minh, Bending analysis of three-phase polymer composite plates reinforced by glass fibers and ... 6282:2008 for testing and manufacturing ship made of composite polymer reinforced by glass fibbers, Transportation Publishing House, Hanoi, 2008 Tran Ich Thinh, Composite mat...
Comparative analysis of english and french body idioms (5)
... practical part is devoted to the analysis and comparison of English and French body idioms from the lexical, formal and semantic points of view The idioms are analysed and divided into four categories ... 33 2.2 Analysis of English and French idioms 34 2.2.1 Head idioms .34 2.2.2 Hand idioms .45 2.2.3 Foot idioms 61 2.3 Division of idioms accordi...
Book Econometric Analysis of Cross Section and Panel Data By Wooldridge - Overview pps
... method of inference and confidence interval construction can improve on asymptotic analysis Volume of the Handbook of Econometrics and Volume 11 of the Handbook of Statistics contain nice surveys of ... available in Volume of the Handbook of Econometrics—see Powell (1994) and Hardle and Linton (1994)—as well as in ¨ Volume 11 of the Handbook of Statistics—see Horo...
Book Econometric Analysis of Cross Section and Panel Data By Wooldridge - Chapter 1 pot
... summary of properties of conditional expectations 1. 2 1. 2 .1 The Stochastic Setting and Asymptotic Analysis Data Structures In order to give proper treatment to modern cross section and panel data ... asymptotic analysis with these kinds of panel data sets is still in its early stages, and it requires special limit theory See, for example, Quah (19 94), Pesa...
Book Econometric Analysis of Cross Section and Panel Data By Wooldridge - Chapter 2 pdf
... Expectations and Related Concepts in Econometrics 15 Eðy j x1 ; x2 Þ ¼ b0 þ b1 x1 þ b2 x2 þ b x2 2: 3Þ Eðy j x1 ; x2 Þ ¼ b0 þ b1 x1 þ b2 x2 þ b x1 x2 2: 4Þ Eðy j x1 ; x2 Þ ¼ exp½b þ b1 logðx1 Þ þ b2 x2 ... b3 z 2: 23Þ but where z is unobserved By the LIE, and the linearity of the CE operator, Eðy j x1 ; x2 Þ ¼ Eðb0 þ b x1 þ b2 x2 þ b3 z j x1 ; x2 Þ ¼ b þ b1 x1 þ b x2 þ b3 Eðz j x1 ; x...
Book Econometric Analysis of Cross Section and Panel Data By Wooldridge - Chapter 4 ppt
... 4 4.1 The Single-Equation Linear Model and OLS Estimation Overview of the Single-Equation Linear Model This and the next couple of chapters cover what is still the ... FQ; NÀK random variable by dividing it by Q (and usu^ ally making the degrees -of- freedom adjustment to V) But there is nothing wrong with using equation (4. 13) directly 4. 2 .4 Lagrange Multiplier ... CovðxK...
Book Econometric Analysis of Cross Section and Panel Data By Wooldridge - Chapter 6 ppt
... structure, panel data, which we treat starting in Chapter Briefly, in a panel data set we follow the same group of individuals, firms, cities, and so on over time In a pooling of cross sections over ... cross section data 6. 3.1 Pooled Cross Sections over Time A data structure that is useful for a variety of purposes, including policy analysis, is what we will cal...
Book Econometric Analysis of Cross Section and Panel Data By Wooldridge - Chapter 7 pot
... single cross section A panel data set also allows us to control for unobserved cross section heterogeneity, but we will not exploit this feature of panel data until Chapter 10 170 7. 8.1 Chapter ... the analysis of the pooled OLS estimator for panel data; see Section 7. 8 7. 3.3 Testing Multiple Hypotheses ^ Testing multiple hypotheses in a very robust mann...
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