... collection, each question mentioned in the questionnaire was read out loudly to the respondents and their responses were recorded by the field investigator. Information services Blind Information sources Assistive technologies ISVI System analysis and design Indian Council of Social Science...

...O. Lahav; H. Gedalevitz; S. Battersby; D. Brown; L. Evett; P. Merritt Purpose – Virtual environments (VEs) that represent real spaces (RSs) give people who are blind the opportunity to build a cognitive map in advance that they will be able to use when arriving at the RS. The paper aims...

...Orly Lahav Purpose – The purpose of this paper is to examine the past 15 years of research and development (R&D) on the role of virtual environments (VEs) as an orientation and mobility (O&M) aid to enhance skills and to train people who are blind or newly blind. Design/methodology...