Correction to: Multimedia Tools and Applications (2019)

https://doi.org/10.1007/s11042-019-7523-6

The reference list contains errors. The correct references are given below.

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[4] Lim C, Mostafa N, Park J (2017). Digital Omotenashi: toward a smart tourism design systems[J]. Sustainability 9(12): 2175. https://doi.org/10.3390/su9122175

[19] Sailer M, Hense J U, Mayr S K, et al. (2017). How gamification motivates: an experimental study of the effects of specific game design elements on psychological need satisfaction[J]. Computers in Human Behavior 69: 371–380. https://doi.org/10.1016/j.chb.2016.12.033

[20] Walia N, Srite M, Huddleston W (2016). Eyeing the web interface: the influence of price, product, and personal involvement[J]. Electronic Commerce Research 16(3): 297–333. https://doi.org/10.1007/s10660-015-9200-9

[26] Hussain J, Ul Hassan A, Muhammad Bilal H S, et al. (2018). Model-based adaptive user interface based on context and user experience evaluation[J]. Journal on Multimodal User Interfaces 12(1): 1–16. https://doi.org/10.1007/s12193-018-0258-2