Open Access. This article is distributed under the terms of the Creative Commons Attribution-NonCommercial 4.0 International License (http://creativecommons.org/licenses/ by-nc/4.0/), which permits any noncommercial use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and...

This scheme was started five years ago as an experiment, with very meagre equipment, which I managed to S^t up myself, and as the venture proved particularly successful, we were permitted by Government to adopt 't as a permanent measure in our district for the following reasons:?(a) The outlay, to begin with was comparatively small; (&) the recurring charges reasonable; (c) the method of first ...

In this paper we report on a successful cooperation of three institutes in the areas of applied image analysis for dentistry. In the application, range images recorded with a high{precision laser sensor are the input to image analysis. Surface patches of varying size and type are tted to the data (Sect. 2). Various views from known positions are used to fuse the computed patches to complete 3D ...

Amalgam has been the material of choice for restoring posterior teeth for more than 100 years. The past 25 years have witnessed significant advances in restorative materials themselves and in the bonding systems for retaining a restoration in the prepared tooth. As a result, there has been a shift toward resin composite materials during this same period because of concerns about the esthetics a...