A paramount aspect of human beings has a sense of vision that naturally gifted by God, but
some people are not capable to visually perceive things around the environment. Some of …

Accepted: 10 August 2019 Eyes and other visionary organs are essential to human
physiology, due to their ability to receive and process subtle details to the brain. However …

Computer vision-based approaches have become more common in assistance systems for
the blind and visually impaired where portable devices can be used to assist users in their …

Real-time image processing and object detection techniques have a great potential to be
applied in digital assistive tools for the blind and visually impaired persons. In this paper …

Visual impairments are life-altering and often make an individual dependent on others for
primary navigation. A population of 62 million people in India alone has compromised …

Camera based assistance systems for the blind and visually impaired are still in a
preliminary stage. Image processing techniques have already been used for the obstacle …

This paper discusses the solution to the problem faced by the visually impaired people for
identification of staircase direction. Existing systems use sensors or cameras for object …

Wearable digital systems for the blind persons are more often based on video frames
captured using various small-sized cameras. Image analysis and processing techniques …

Communication is a vital part of our daily lives. It allows us to express ourselves, our needs
and feelings, enabling the establishment of relationships with others. Unfortunately, the …

A comunicação é uma parte vital do nosso quotidiano. É devido à comunicação que somos
capazes de nos expressar, transmitindo as nossas necessidades e sentimentos a outros …