Cloud Gaming Systems and User Experience
Summary
Cloud gaming decouples game execution and rendering from local devices by executing all compute-intensive tasks in remote data centres and streaming only audio-visual frames and user inputs over the Internet. This paradigm enables users with modest hardware to access high-fidelity gaming experiences while shifting the burden of graphics processing and software updates to cloud providers. Key technical challenges include minimising end-to-end latency, guaranteeing sufficient bandwidth, and dynamically adapting to fluctuating network conditions. The Quality of Experience (QoE) perceived by players depends not only on video resolution and frame rate but also on responsiveness to control inputs, jitter, packet loss and codec performance. Emerging solutions leverage 5G connectivity, edge computing nodes and adaptive bitrate algorithms to reduce round-trip delays and maintain consistent QoE across heterogeneous access networks. Practical applications extend beyond entertainment to training simulations, virtual reality and interactive streaming services, underscoring the global significance of scalable cloud gaming infrastructures. Research advances continue to explore cross-layer optimisation, resource provisioning across geo-distributed data centres and objective metrics that accurately predict subjective user satisfaction, thereby guiding the design of next-generation interactive media platforms.
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Cloud Gaming Systems and User Experience publication trend
The graph below shows the total number of articles in cloud gaming systems and user experience across all publications each year (not limited to Nature Index journals).
Technical terms
Thin client: A lightweight end device that streams rendered frames and captures user inputs, relying on remote servers for game execution.
Quality of Experience (QoE): A user-centred measure of satisfaction encompassing video quality, responsiveness, stuttering and overall playability.
Quality of Service (QoS): Network performance metrics such as latency, jitter, throughput and packet loss that affect end-to-end delivery.
Round-trip latency: The elapsed time from a user input to its reflection on the display, critical for interactive feedback.
Video codec: An algorithm for compressing and decompressing video streams, balancing bandwidth use against image fidelity.
References
- Significance of Cross-Correlated QoS Configurations for Validating the Subjective and Objective QoE of Cloud Gaming Applications. Future Internet (2023).
- Cloud-gaming: Analysis of Google Stadia traffic. Computer Communications (2022).
- Measuring Key Quality Indicators in Cloud Gaming: Framework and Assessment Over Wireless Networks. Sensors (2021).
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