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PVLDB
2008
146views more  PVLDB 2008»
13 years 7 months ago
Graceful database schema evolution: the PRISM workbench
Supporting graceful schema evolution represents an unsolved problem for traditional information systems that is further exacerbated in web information systems, such as Wikipedia a...
Carlo Curino, Hyun Jin Moon, Carlo Zaniolo
PVLDB
2008
128views more  PVLDB 2008»
13 years 7 months ago
Implementing filesystems by tree-aware DBMSs
With the rise of XML, the database community has been challenged by semi-structured data processing. Since the data type behind XML is the tree, state-of-the-art RDBMSs have learn...
Alexander Holupirek, Marc H. Scholl
PVLDB
2010
128views more  PVLDB 2010»
13 years 6 months ago
Update Rewriting and Integrity Constraint Maintenance in a Schema Evolution Support System: PRISM++
Supporting legacy applications when the database schema evolves represents a long-standing challenge of practical and theoretical importance. Recent work has produced algorithms a...
Carlo Curino, Hyun Jin Moon, Alin Deutsch, Carlo Z...
VLSISP
2010
140views more  VLSISP 2010»
13 years 6 months ago
A Split-Decoding Message Passing Algorithm for Low Density Parity Check Decoders
A Split decoding algorithm is proposed which divides each row of the parity check matrix into two or multiple nearly-independent simplified partitions. The proposed method signific...
Tinoosh Mohsenin, Bevan M. Baas
CORR
2008
Springer
124views Education» more  CORR 2008»
13 years 7 months ago
High Performance Cooperative Transmission Protocols Based on Multiuser Detection and Network Coding
Abstract--Cooperative transmission is an emerging communication technique that takes advantage of the broadcast nature of wireless channels. However, due to low spectral efficiency...
Zhu Han, Xin Zhang, H. Vincent Poor