This technology will make subway ride easier

Editor's Note: Beijing metro is reportedly developing a new system to allow passengers to enter and exit the stations with facial recognition, which could become operational by the end of this year. A technological expert and a lawyer share their views on the issue with China Daily's Zhang Zhouxiang: Excerpts follow:

System safe as well as helpful in many ways

Some people doubt the accuracy and reliability of the facial recognition technology. They need not, because the technology is highly sophisticated. It can distinguish a human face with or without glasses, and recognize it from the front based on data analysis.