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UIC
2010
Springer
14 years 7 months ago
A Smartphone-Based Obstacle Sensor for the Visually Impaired
In this paper, we present a real-time obstacle detection system for the mobility improvement for the visually impaired using a handheld Smartphone. Though there are many existing a...
En Peng, Patrick Peursum, Ling Li, Svetha Venkates...
SIGMETRICS
2008
ACM
121views Hardware» more  SIGMETRICS 2008»
14 years 9 months ago
Disk scrubbing versus intra-disk redundancy for high-reliability raid storage systems
Two schemes proposed to cope with unrecoverable or latent media errors and enhance the reliability of RAID systems are examined. The first scheme is the established, widely used d...
Ilias Iliadis, Robert Haas, Xiao-Yu Hu, Evangelos ...
IROS
2008
IEEE
118views Robotics» more  IROS 2008»
15 years 4 months ago
An image-to-map loop closing method for monocular SLAM
— In this paper we present a loop closure method for a handheld single–camera SLAM system based on our previous work on relocalisation. By finding correspondences between the ...
Brian Williams, Mark Cummins, José Neira, P...
SC
2004
ACM
15 years 3 months ago
Fastpath Optimizations for Cluster Recovery in Shared-Disk Systems
We describe the design and implementation of a clustering service for a high-performance, shared-disk file system. The service provides failure detection and recovery, reliable e...
Randal C. Burns
PATMOS
2004
Springer
15 years 3 months ago
Low Latency Synchronization Through Speculation
Synchronization between independently clocked regions in a high performance system is often subject to latencies of more than one clock cycle. We show how the latency can be reduce...
D. J. Kinniment, Alexandre Yakovlev