The information explosion era provides the foundation for a technological solution to enable the visually impaired to more independent living in the community. This paper first provides a review of assistive technologies for visually impaired people. Current technology allows applications to be...

The emergence of new technologies such as Internet/Web/Network-of-Things and large scale wireless sensor systems requires the collection of data from an increasing volume of networked-based sensors for analysis. This increases the challenge of routing in network-based sensor systems. This paper...