"Baro has been well-received as it assists customers with making choices and their purchase. We're planning to upgrade its functions to a more sophisticated level using the deep-learning skills," said Lee Hyun-ah, chief of Conventional Commerce at SK Planet.

Top retail conglomerate Lotte Group is preparing to roll out a smart shopping system after it clinched a partnership with IBM early this year. Lotte has launched a 3-D fitting service at its main branch in central Seoul, with which a customer can "artificially" put on clothes and compare them before making a choice.

Hyundai Department Store plans to boost its VR recommendation service by 2019, which will basically be a 3-D version of the entire department store embodied on the mobile world.

Shinsegae has been offering its mobile-based AR platform "S Mind." A customer is given a variety of choices and recommendations based on the demographics collected and analyzed by its Big Data system.

Kayak, a local online site for flight and hotel bookings, runs Kayakbot, a similar messenger platform offered via Facebook to offer guide services from search and planning to itineraries.

Industry watchers, however, noted that there is a need to refine the platforms further to minimize glitches as some customers still find the systems uncomfortable and time-consuming due to miscommunication. (Yonhap)