Recently, the consumer virtual reality(VR) industry has been established with the introduction of VR head-mount displays(HMDs) and many have expected VR to become the next generation platform. Despite the circumstances, the adoption of VR HMDs is slower than expected. To comprehend this matter,...

Recently, smart home services have been highlighted as the Internet of things market grows. Since the smart home services were introduced in the market, they were expected to grow rapidly. However, the smart home market recently experienced chasm, and still remains in early stage. This paper...