نتایج جستجو برای: mobile phone

تعداد نتایج: 231591  

Recommender systems suggest proper items to customers based on their preferences and needs. Needed time to search is reduced and the quality of customer’s choice is increased using recommender systems. The context information like time, location and user behaviors can enhance the quality of recommendations and customer satisfication in such systems. In this paper a context aware recommender sys...

Journal: :New Media & Society 2007
Scott W. Campbell

Drawing from the theoretical orientation of Apparatgeist (Katz and Aakhus, 2002), this study explored cultural similarities and differences in perceptions and uses of mobile telephony. A sample of college students from Japan, Sweden, Taiwan, Hawaii, and the U.S. Mainland were surveyed to assess (1) perceptions of the mobile phone as fashion, (2) attitudes about mobile phone use in public settin...

2017
Matthew A Timmis Herre Bijl Kieran Turner Itay Basevitch Matthew J D Taylor Kjell N van Paridon

Pedestrians regularly engage with their mobile phone whilst walking. The current study investigated how mobile phone use affects where people look (visual search behaviour) and how they negotiate a floor based hazard placed along the walking path. Whilst wearing a mobile eye tracker and motion analysis sensors, participants walked up to and negotiated a surface height change whilst writing a te...

2013
Yoon-Hwan Byun Mina Ha Ho-Jang Kwon Kyung-Hwa Choi Eunae Burm Yeyong Choi Myung-Ho Lim Seung-Jin Yoo Ki-Chung Paik Hyung-Do Choi Nam Kim

OBJECTIVES As public concern on possible harmful effects of mobile phone in children has been raised, information of epidemiological characteristics of mobile phone use in children and adolescents will be essential for public health policy. METHODS Using three databases (n=21,693) collected from 2008 to 2011, we examined characteristics of mobile phone ownership and use, and socioeconomic pos...

ژورنال: دانشور پزشکی 2008
اصیلیان, حسن , اکبری, مهدی , خوانین, علی , قدس, شیوا , نجفی, پروین , پیله‌وریان, علی‌اصغر ,

  Background: Increase in mobile phone users cause extensive consideration of researchers to biological effects of mobile phone waves. As the mobile set, is held near the ear and temporal lobe, and whereas distance of antenna from the inner ear is few centimeters, this study is the first research in our country to assess potential changes in auditory brain stem response of rabbit after exposure...

2014
Kamini Sharma Sukhwinder Singh

With cell mobile phone devices becoming a basic part of life, the re-charging of cell mobile phone battery energy has always been a problem. The cell mobile phone devices differ in their talk-time and battery energy take a position by according to their producer and battery energy. All these mobile phones regardless of their producer and battery energy have to be put to renew after battery ener...

2012
Joël Billieux

Despite its unambiguous advantages, cellular phone use has been associated with harmful or potentially disturbing behaviors. Problematic use of the mobile phone is considered as an inability to regulate one’s use of the mobile phone, which eventually involves negative consequences in daily life (e.g., financial problems). The current article describes what can be considered dysfunctional use of...

Journal: :Computer Communications 2007
Yong Lee Jaeil Lee JooSeok Song

With the advent of wireless communication and internet protocol, many technologies have been developed to provide mobile phone user with the wireless internet service. Security supporting wireless internet must be guaranteed at same level as the wired security. But PKI (Public Key Infrastructure) which is used for the security of e-commerce in wired internet is not suitable for the mobile phone...

2017
Amber L Pearson Elizabeth Mack Judith Namanya

Due to the ubiquity of mobile phones around the globe, studies are beginning to analyze their influence on health. Prior work from developed countries highlights negative mental health outcomes related to overuse of mobile phones. However, there is little work on mental health impacts of mobile phone use or ownership in developing countries. This is an important gap to address because there are...

The study investigated the roles of different stakeholders influencing the use of mobile phones in accessing agricultural information in Tanzania. While information is becoming an important ingredient in agriculture, farmers in Tanzania suffer the problem of lacking access to agricultural information. Promisingly, mobile phone technology has become the most valued infrastructure which gives peo...

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