No Movie to Watch: A Design Strategy for Enhancing Content Diversity through Social Recommendation in the Subscription-Video-On-Demand Service
Abstract
:1. Introduction
2. Background
2.1. Diversity in Recommender Systems
2.2. Social Recommendation
2.3. Perceived Playfulness
2.4. Algorithm vs. Human
2.5. Problem Statement
3. Hypotheses
4. Method
4.1. Participants
4.2. Stimuli and Experimental Design
4.3. Tasks and Procedure
5. Results
5.1. Effects of Diversity and Mediating Effects of Information Quality and Perceived Playfulness
5.2. Effects of Information Source and Recommender Type
6. Discussion
6.1. Theoretical Implications
6.2. Practical Implications for SVOD Recommender Systems
6.3. Limitations
7. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Question Type | Questionnaire Items |
---|---|
Content choice | Q1. Can you find diverse and novel contents while using this service compared with your own recommendation list? Q2. Have you ever heard about the content you found in this service? Q3. Do you think this recommendation list convinced you to choose the favorite contents? Q4. Do you think this recommendation list reminded you of the contents you already know about? |
Other conditions | Q1. What if this recommendation list is your real friends’/online-friends’/influencers’? Q2. What if this recommendation list is produced by its owner/algorithms? |
Sharing | Q1. Did you enjoy/feel interested while using this service? Q2. Do you want to share your recommendation list? Q3. Do you worry about privacy violations? (What if anonymous?) |
Rating system | Q1. Which one do you prefer, star-rating or recommendation sharing? (Why?) |
B | S.E. | t | LLCI | ULCI | ||
---|---|---|---|---|---|---|
Perceived Diversity | Information quality | 0.331 | 0.140 | 2.224 * | 0.026 | 0.597 |
F = 4.944 *, R2 = 0.134 | ||||||
Perceived playfulness | 0.387 | 0.151 | 2.552 * | 0.078 | 0.695 | |
F = 6.515 *, R2 = 0.169 |
B | S.E. | t | LLCI | ULCI | ||
---|---|---|---|---|---|---|
Information quality | Intention to use | 0.799 | 0.219 | 3.647 ** | 0.352 | 1.246 |
Perceived playfulness | 1.041 | 0.154 | 6.766 *** | 0.727 | 1.355 |
B | Boot S.E. | Boot LLCI (95%) | Boot ULCI (95%) | |
---|---|---|---|---|
Perceived diversity → Information quality → Intention to use | 0.249 | 0.107 | 0.062 | 0.485 |
Perceived diversity → Perceived playfulness → Intention to use | 0.402 | 0.180 | 0.032 | 0.733 |
Group | n | t | p | M | SD | |
---|---|---|---|---|---|---|
Perceived diversity | Influencers | 18 | 0.065 | 0.949 | 5.194 | 1.133 |
Online-friends | 16 | 5.172 | 0.865 | |||
Information quality | Influencers | 18 | 0.961 | 0.344 | 5.333 | 0.868 |
Online-friends | 16 | 5.052 | 0.834 |
Group | n | t | p | M | SD | |
---|---|---|---|---|---|---|
Perceived diversity | Algorithm | 17 | 1.074 | 0.291 | 5.000 | 1.031 |
Human | 17 | 5.367 | 0.965 | |||
Information quality | Algorithm | 17 | 2.077 | 0.046 * | 4.912 | 0.934 |
Human | 17 | 5.490 | 0.667 |
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Kim, S.; Huh, I.; Lee, S. No Movie to Watch: A Design Strategy for Enhancing Content Diversity through Social Recommendation in the Subscription-Video-On-Demand Service. Appl. Sci. 2023, 13, 279. https://doi.org/10.3390/app13010279
Kim S, Huh I, Lee S. No Movie to Watch: A Design Strategy for Enhancing Content Diversity through Social Recommendation in the Subscription-Video-On-Demand Service. Applied Sciences. 2023; 13(1):279. https://doi.org/10.3390/app13010279
Chicago/Turabian StyleKim, Sangyeon, Insil Huh, and Sangwon Lee. 2023. "No Movie to Watch: A Design Strategy for Enhancing Content Diversity through Social Recommendation in the Subscription-Video-On-Demand Service" Applied Sciences 13, no. 1: 279. https://doi.org/10.3390/app13010279