A survey of queries over uncertain data

Y Wang, X Li, X Li, Y Wang - Knowledge and information systems, 2013 - Springer
Uncertain data have already widely existed in many practical applications recently, such as
sensor networks, RFID networks, location-based services, and mobile object management …

CLARO: modeling and processing uncertain data streams

TTL Tran, L Peng, Y Diao, A McGregor, A Liu - The VLDB Journal, 2012 - Springer
Uncertain data streams, where data are incomplete and imprecise, have been observed in
many environments. Feeding such data streams to existing stream systems produces results …

PODS: a new model and processing algorithms for uncertain data streams

TTL Tran, L Peng, B Li, Y Diao, A Liu - Proceedings of the 2010 ACM …, 2010 - dl.acm.org
Uncertain data streams, where data is incomplete, imprecise, and even misleading, have
been observed in many environments. Feeding such data streams to existing stream …

Capturing data uncertainty in high-volume stream processing

Y Diao, B Li, A Liu, L Peng, C Sutton, T Tran… - arxiv preprint arxiv …, 2009 - arxiv.org
We present the design and development of a data stream system that captures data
uncertainty from data collection to query processing to final result generation. Our system …

ReSKY: Efficient subarray skyline computation in array databases

D Choi, H Yoon, YD Chung - Distributed and Parallel Databases, 2022 - Springer
Large-scale spatial data have been generated in various fields such as scientific domains
and location-based services. Array databases, which model a space as an array, have …

An integrated caregiver-focused mHealth framework for elderly care

M Ghazal, Y Al Khalil, FJ Dehbozorgi… - 2015 IEEE 11th …, 2015 - ieeexplore.ieee.org
In this paper, we propose an integrated caregiver-focused framework that aims to provide a
health care and a fall detection service for elderly users. The proposed system looks at the …

Conditioning and aggregating uncertain data streams: Going beyond expectations

TTL Tran, A McGregor, Y Diao, L Peng… - Proceedings of the VLDB …, 2010 - dl.acm.org
Uncertain data streams are increasingly common in real-world deployments and monitoring
applications require the evaluation of complex queries on such streams. In this paper, we …

Sliding-window probabilistic threshold aggregate Queries on uncertain data streams

D Chen, L Chen - Information Sciences, 2020 - Elsevier
Uncertain data streams are ubiquitous in many sensing and networking environments.
Probabilistic aggregate query that returns a probability distribution to denote possible …

Mining data streams with periodically changing distributions

Y Tao, MT Ozsu - Proceedings of the 18th ACM conference on …, 2009 - dl.acm.org
Dynamic data streams are those whose underlying distribution changes over time. They
occur in a number of application domains, and mining them is important for these …

Uncertain data: Representations, query processing, and applications

T Ge, A Dekhtyar, J Goldsmith - Advances in Probabilistic Databases for …, 2013 - Springer
Uncertain data is common in many emerging applications. In this chapter, we start by
surveying a few applications in sensor networks, ubiquitous computing, and scientific …