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QOSA
2010
Springer
14 years 7 months ago
A Hybrid Approach for Multi-attribute QoS Optimisation in Component Based Software Systems
Design decisions for complex, component-based systems impact multiple quality of service (QoS) properties. Often, means to improve one quality property deteriorate another one. In ...
Anne Martens, Danilo Ardagna, Heiko Koziolek, Raff...
SIGMOD
2012
ACM
222views Database» more  SIGMOD 2012»
13 years 13 days ago
Tiresias: a demonstration of how-to queries
In this demo, we will present Tiresias, the first how-to query engine. How-to queries represent fundamental data analysis questions of the form: “How should the input change in...
Alexandra Meliou, Yisong Song, Dan Suciu
ICC
2009
IEEE
101views Communications» more  ICC 2009»
14 years 7 months ago
Using Limited Feedback in Power Allocation Design for a Two-Hop Relay OFDM System
In this paper, we study power allocation (PA) in a single-relay OFDM system with limited feedback. We propose a PA scheme that uses a codebook of quantized PA vectors designed offl...
Mahdi Hajiaghayi, Min Dong, Ben Liang
EGOV
2009
Springer
15 years 4 months ago
eGIF4M: eGovernment Interoperability Framework for Mozambique
Harmonizing decentralized development of ICT solutions with centralized strategies, e.g., meant to favor reuse and optimization of resources, is a complex technical and organizatio...
Pavel Shvaiko, Adolfo Villafiorita, Alessandro Zor...
VLDB
2007
ACM
134views Database» more  VLDB 2007»
15 years 4 months ago
Building Structured Web Community Portals: A Top-Down, Compositional, and Incremental Approach
Structured community portals extract and integrate information from raw Web pages to present a unified view of entities and relationships in the community. In this paper we argue...
Pedro DeRose, Warren Shen, Fei Chen 0002, AnHai Do...