As electronic devices become more and more pervasively integrated in our daily routine, security concerns start to become evident. In the last years, there has been an increasing interest on the topic of security in smart environments. One of the most challenging environments regarding security are smart offices due to the high number of potential users, devices and spaces, and the diversity of...

Sensor networks are becoming popular nowadays in the development of smart environments. Heavily relying on static sensor and actuators, though, such environments usually lacks of versatility regarding the provided services and interaction capabilities. Here we present a framework for smart environments where a service robot is included within the sensor network acting as a mobile sensor and/or ...

A certain frenzy is still felt around the idea of what a Smart City is: for some, it concern, others an open field huge possibilities. Stemmed from ubiquitousness immersive computing in urban environments, and implemented by coalescence between several media, seems to promise aggregated efficiency among equipment, structures individuals. On flip side, simultaneously appears limit citizenship se...

Extraction and Evaluation the Biological Activities of Oil from Spent Coffee Grounds Phung T. K. Le*, Quan T. H. Vu, Quan T. V. Nguyen, Khoa A. Tran, Kien A. Le Ho Chi Minh city University of Technology, VNU-HCM, Ho Chi Minh City, Vietnam. Ho Chi Minh city University of Natural Resources and Environment, Ho Chi Minh City, Vietnam. Institute for Tropicalisation and Environment, Ho Chi Minh City,...

In vehicular ad hoc networks there is the ability to communicate between vehicles. This Communication which is wireless should be rapid and reliable. These networks have unique characteristic. This communication among vehicles has many advantages in safety and comfort applications. Since, the roads are always encountered to accidents and risks, using optimized tools could be useful in these sit...

Pervasive computing aims to enable a new paradigm of human-centric computer interaction by embedding increasingly ubiquitous connected computing devices in an environment to allow thorough integration of everyday objects and activities. Built upon this, ambient intelligence tries to make the environment sensitive and responsive to the presence of people by providing technologies and systems tha...

there are many trends in making an ecological city all around the word, one of important cases in this approach is safe and health water. according by definitions, safe and potable water is water needed for conducting the activities of man. potable water is the most important renewable sources and this resource plays important role for survival of most living organisms as well as man based on s...