Autonomy-driven emerging directions in software-defined vehicles
Over the past two decades, the volume of electronics and software in cars have grown
tremendously. But this growth has also resulted in hardware and software architectures that …
tremendously. But this growth has also resulted in hardware and software architectures that …
Data-flow availability: Achieving timing assurance in autonomous systems
A Li, N Zhang - 18th USENIX Symposium on Operating Systems …, 2024 - usenix.org
Due to the continuous interaction with the physical world, autonomous cyber-physical
systems (CPS) require both functional and temporal correctness. Despite recent advances in …
systems (CPS) require both functional and temporal correctness. Despite recent advances in …
Stability and performance analysis of control systems subject to bursts of deadline misses
Control systems are by design robust to various disturbances, ranging from noise to
unmodelled dynamics. Recent work on the weakly hard model---applied to controllers---has …
unmodelled dynamics. Recent work on the weakly hard model---applied to controllers---has …
Safety analysis of embedded controllers under implementation platform timing uncertainties
As embedded systems architectures become more complex and distributed, checking the
safety of feedback control loops implemented on them becomes a crucial problem for …
safety of feedback control loops implemented on them becomes a crucial problem for …
Safety-aware flexible schedule synthesis for cyber-physical systems using weakly-hard constraints
With the emergence of complex autonomous systems, multiple control tasks are increasingly
being implemented on shared computational platforms. Due to the resource-constrained …
being implemented on shared computational platforms. Due to the resource-constrained …
Weaklyhard. jl: Scalable analysis of weakly-hard constraints
Weakly-hard models have been used to analyse real-time systems subject to patterns of
deadline hits and misses. However, the tools that are available in the literature have a set of …
deadline hits and misses. However, the tools that are available in the literature have a set of …
Statistical hypothesis testing of controller implementations under timing uncertainties
Software in autonomous systems, owing to performance requirements, is deployed on
heterogeneous hardware comprising task specific accelerators, graphical processing units …
heterogeneous hardware comprising task specific accelerators, graphical processing units …
Adaptive design of real-time control systems subject to sporadic overruns
Most off-the-shelf embedded control systems lack proper mechanisms to handle
computational overload conditions. Therefore, delays may accumulate and produce …
computational overload conditions. Therefore, delays may accumulate and produce …
[PDF][PDF] An empirical study of performance interference: Timing violation patterns and impacts
Multi-core platforms are becoming increasingly prevalent in cyber-physical systems such as
automobiles and robots. However, contention for shared resources makes it challenging to …
automobiles and robots. However, contention for shared resources makes it challenging to …
[HTML][HTML] On ℓ2-performance of weakly-hard real-time control systems
This paper considers control systems with failures in the feedback channel, that occasionally
lead to loss of the control input signal. A useful approach for modeling such failures is to …
lead to loss of the control input signal. A useful approach for modeling such failures is to …