3D tooth surface reconstruction

... 6.3.1 Tooth reconstruction based on the crown only 49 6.3.2 Tooth reconstruction based on the root only 52 6.3.3 Discussion 55 6.4 Reconstruction ... a surface energy function In their article, Cohen et al propose a way of minimizing the energy of 3D balloons 3D balloons are surface FE models Applying the Euler-Lagrange equation to the surface ... contours are used to re...

Ngày tải lên: 15/09/2015, 22:43

... NanoLetters (2004) 433 [8] [9] [10 ] [11 ] [12 ] [13 ] [14 ] [15 ] [16 ] [17 ] [18 ] [19 ] [ 20] [ 21] [22] [23] [24] [25] 3037 J Kikkawa, Y Ohno, S Takeda, Appl Phys Lett 86 (2005) 12 310 9 X Zhao, C.M Wei, L Yang, ... proposed in Si NWs along the [0 1] direction [24] Since both p-bonded chain and p(2 Â 1) reconstructions on Si( 1 1) and Si(...

Ngày tải lên: 16/03/2014, 15:37

... (1x3)/(2x3) domains (2x4) domains Ordered pattern Envelope of Poisson patterns Fig Nearest neighbor distance function p(t) of surface reconstruction domains on InAs WL as well as that of typical ... cm-2) of InAs QD precursors nucleating afterward, it implies the possibility that a QD formation pattern is based on the distribution of surface reconstruction dom...

Ngày tải lên: 21/06/2014, 08:20

... the layer -by- layer extraction approach of the layer peeling algorithm which allows the effective reconstruction of objects that contain thin surfaces or objects that contain many different inner surfaces ... characteristics, the layer peeling technique of this algorithm is able to deal with them from a fundamental approach By itself, the layer peeling algorithm is also a r...

Ngày tải lên: 14/09/2015, 13:39

... Y A Aslandogan, and P R Bergstresser, “Mining biomedical images with density-based clustering,” in Proceedings of International Conference on Information Technology: Coding and Computing (ITCC ... data points Thus, in this setting, while we see clusters of red and green points in the thrombi (plus surrounding black cells), the 3D space is also scattered with many other red...

Ngày tải lên: 21/06/2014, 19:20

... for an automatic recovery and visualization of a 3D chromosome structure from a sequence of 2D tomographic reconstruction images taken through the nucleus of a cell Structure is very important ... method of real-time visualization of a 4D volume visualization of a beating heart using the graphics processing unit [19] Most techniques for the segmentation and...

Ngày tải lên: 22/06/2014, 23:20

... non-destructive estimate of the 3D profile for a large number of trees in the forest High resolution digital photographs are able to give fine details of the stem of trees, without the need for special illumination ... position of the standing trees The disadvantages of this method are that a minimum of three targets per log must be attached to the stem of standing...

Ngày tải lên: 07/08/2014, 16:21

... Telfer and Woodburn: The use of 3D surface scanning for the measurement and assessment of the human foot Journal of Foot and Ankle Research 2010 3:19 Submit your next manuscript to BioMed Central and ... density foam box The foam collapses under their weight and when they step out of the box there is a fairly close negative of the shape of the...

Ngày tải lên: 10/08/2014, 21:24

... CS, AME and NCG conceived of the study and participated in its design and coordination MS and MR made substantial contributions to data acquisation and conception of manuscript MS and MR drafted ... http://www.head-face-med.com/content/7/1/21 Page of doi:10.1186/1746-160X-7-21 Cite this article as: Stoetzer et al.: Reconstruction of defects of maxillary sinus wa...

Ngày tải lên: 11/08/2014, 20:21

... Quantitative analysis of tooth wear in-vivo using 3D scanning technology Khaled Ahmed BDS, FPros, MSc RestDent, FHEA Submitted in fulfilment of the requirements of the Degree of Doctor of ... 3D scanning technology in quantifying the progression of tooth wear and then assess the applicability and validity of this methodology in-vivo through clinical...

Ngày tải lên: 22/12/2014, 18:14

... V Summary Raman scattering is an important method to obtain the vibrational spectroscopic information of molecules by their inelastic scattering with photons Surface enhanced Raman scattering ... dimension of surface nanostructures should be explored to enhance the intensity of SERS signals By developing the SERS substrates from 2D to 3D, the aspect ratio and surfa...

Ngày tải lên: 09/09/2015, 08:18

... and Christy’s previous publication (73), 117 4.4 Surface Plasmon Polariton Assisted Surface Enhanced Raman Scattering on Ultrasmooth Metal Surface The theory for an enhanced field near a metal ... distance of the center of the cavity to the surface is h The major and minor axis of the cavity are denoted ˆ as a and b respectively a y -axis is poi...

Ngày tải lên: 14/09/2015, 14:01

... Theory of Enhanced Raman Scattering and its Experimental Verifications 2 .1 General Theory of Raman Scattering 13 2.2 Enhanced Raman Scattering 13 2.2 .1 Chemical Raman Enhancement 14 2.2.2 Electromagnetic ... Schematic diagram of SNOM system for phase measurements 17 0 17 1 Fig 15 A typical AFM and SNOM mappings of a 10 0-nm nano- cavity substrate wi...

Ngày tải lên: 14/09/2015, 14:02

... •Segmentation of tooth surface •Scanning of tooth models and tooth bracket surfaces to obtain 3D representation •Construct the Harmonic Maps of the tooth surfaces and tooth bracket surface ... and tooth bracket surfaces, 3D visualization of tooth models, manual segmentation of tooth surfaces, and finally a technique of matching the tooth bracket surf...

Ngày tải lên: 15/09/2015, 22:42

... blood vessels in CT images 1.2 Thesis Objective The objective of this thesis is to develop an algorithm for segmenting and reconstructing 3D volumetric model of the hepatic veins from CT images The ... approaches and boundary -based approaches However, none of these algorithms can segment tree-structured blood vessels well from CT images Centerline -based approaches extract bl...

Ngày tải lên: 16/10/2015, 15:38