Have you ever stopped to consider the volume of new data created daily on social media? It’s staggering. Take Twitter, for instance. Approximately 500 million tweets are published every day, adding up to more than 200 billion posts per year. On Facebook, users upload an additional 350 million photos per day, and...

Urban rail and metro has come a long way and has adapted to many new challenges and technologies over the last 150 years. Much has changed since London’s first subway railroad was put into service, and the journey continues in the direction of Smart City and IoT. Video technology, which has provided security and...