One of the current trends of mobile computing are location-based services. For those services and many other applications like navigation systems it is often necessary to know what portion of the client‟s environment is visible from the current location. For this purpose analyses of three-dimensional elevation data are necessary, which are increasingly acquired by airborne laser scanning. 3D an...

purpose: the qualitative evaluation of iranian children and young adults' websites. methodology/approach: it is a survey study using a checklist based on iso 9126-1 and web-qem model. data gathered from 33 websites. results: iranian children and young adults' websites are not in a desirable status considering usability (average=0.39) and functionality (average=0.44). also, they are st...

Abstract The present study intended, firstly, to investigate the effect of web-integrated instruction on self-regulated learning ability in EFL writing, and secondly, to compare and contrast the effects of paper-based feedback and web-assisted feedback on the self-regulated learning ability. To this end, a quasi-experimental design was applied for both cases. In line with the first objective, ...

The Geospatial Web provides data as well as processing functionality using web interfaces. Typical examples of such processes are models and predictions for spatial data, known as spatial statistics. Such analyses are written by domain experts in scripting languages and rarely exposed as web services. We present a concept of script annotations for automatic deployment in server runtime environm...