Virtual Special Issues

TODS Special Issues

The March 2004 issue of TODS should be in your mailbox (as well as available in cyberspace, at the ACM Digital Library) around the time you receive this issue of SIGMOD Record. This issue is a first, a special issue dedicated to extended versions of SIGMOD and PODS papers from the 2002 conference. This special issue opens the topic of invited papers from conferences, and indeed, the more genera...

Community based rehabilitation: special issues.

The primary goal in the developing field of community based rehabilitation (CBR) for individuals with TBI / ABI is community participation and integration. At present, CBR is less than clearly defined and is represented by a set of interventions with varied types, degrees of clinical support and models of intervention that are conducted for a diverse and complex set of individuals, situations, ...

Special Relativity in Virtual Reality

The appearance of fast moving objects can be calculated according to the Theory of Special Relativity. In addition to the Lorentz contraction the e ects of nite light speed and aberration play an important role. These phenomena were rst discovered and described correctly in 1959 by Penrose and Terrel. Concerning the visualization of the phenomena there already exist systems with relativistic ra...

Virtual Reality and Special Needs

The use of virtual environments for special needs is as diverse as the field of Special Education itself and the individuals it serves. Individuals with special needs often face challenges with attention, language, spatial abilities, memory, higher reasoning and knowledge acquisition. Research in the use of Virtual Learning Environments (VLE) targets both cognition and behavior (Rizzo, et.al, 2...

A Tiger Jump: From Special Issues to Special Interest Groups?