2024
Pyneapple-G: Scalable Spatial Grouping Queries.
Proc. VLDB Endow., August, 2024
A new window Clause for SQL++.
VLDB J., May, 2024
Optimizing Big Active Data Management Systems.
CoRR, 2024
Automating Data Science Pipelines with Tensor Completion.
CoRR, 2024
EBV: Electronic Bee-Veterinarian for Principled Mining and Forecasting of Honeybee Time Series.
Proceedings of the 2024 SIAM International Conference on Data Mining, 2024
FUDJ: Flexible User-Defined Distributed Joins.
Proceedings of the 40th IEEE International Conference on Data Engineering, 2024
2023
SGPAC: generalized scalable spatial GroupBy aggregations over complex polygons.
GeoInformatica, October, 2023
Dwell Regions: Generalized Stay Regions for Streaming and Archival Trajectory Data.
ACM Trans. Spatial Algorithms Syst., June, 2023
Reverse spatial top-k keyword queries.
VLDB J., May, 2023
Revisiting Runtime Dynamic Optimization for Join Queries in Big Data Management Systems.
SIGMOD Rec., 2023
Scalable Overlay Operations over DCEL Polygon Layers.
Proceedings of the 18th International Symposium on Spatial and Temporal Data, 2023
DDCEL: Efficient Distributed Doubly Connected Edge List for Large Spatial Networks.
Proceedings of the 24th IEEE International Conference on Mobile Data Management, 2023
2022
Subscribing to big data at scale.
Distributed Parallel Databases, 2022
2021
Efficient local locking for massively multithreaded in-memory hash-based operators.
VLDB J., 2021
Comparison and evaluation of state-of-the-art LSM merge policies.
VLDB J., 2021
Incremental Partitioning for Efficient Spatial Data Analytics.
Proc. VLDB Endow., 2021
Reachability and Top-k Reachability Queries with Transfer Decay.
CoRR, 2021
Developing an Interdisciplinary Data Science Program.
Proceedings of the SIGCSE '21: The 52nd ACM Technical Symposium on Computer Science Education, 2021
Reachability Queries with Transfer Decay.
Proceedings of the 22nd IEEE International Conference on Mobile Data Management, 2021
A brief introduction to geospatial big data analytics with apache AsterixDB.
Proceedings of the SpatialAPI@SIGSPATIAL 2021: Proceedings of the 3rd ACM SIGSPATIAL International Workshop on APIs and Libraries for Geospatial Data Science, 2021
Building an end-to-end BAD application.
Proceedings of the 15th ACM International Conference on Distributed and Event-based Systems, 2021
2020
BAD to the bone: Big Active Data at its core.
VLDB J., 2020
Being Happy with the Least: Achieving α-happiness with Minimum Number of Tuples.
Proceedings of the 36th IEEE International Conference on Data Engineering, 2020
Scalable Spatial GroupBy Aggregations Over Complex Polygons.
Proceedings of the SIGSPATIAL '20: 28th International Conference on Advances in Geographic Information Systems, 2020
High-Performance Parallel Radix Sort on FPGA.
Proceedings of the 28th IEEE Annual International Symposium on Field-Programmable Custom Computing Machines, 2020
Bridging BAD Islands: Declarative Data Sharing at Scale.
Proceedings of the 2020 IEEE International Conference on Big Data (IEEE BigData 2020), 2020
2019
Accelerating In-Memory Database Selections Using Latency Masking Hardware Threads.
ACM Trans. Archit. Code Optim., 2019
Efficient Main-Memory Top-K Selection For Multicore Architectures.
Proc. VLDB Endow., 2019
Exploiting the Earth's Spherical Geometry to Geolocate Images.
Proceedings of the Machine Learning and Knowledge Discovery in Databases, 2019
Geolocating Tweets in any Language at any Location.
Proceedings of the 28th ACM International Conference on Information and Knowledge Management, 2019
Experimental Evaluation of Bounded-Depth LSM Merge Policies.
Proceedings of the 2019 IEEE International Conference on Big Data (IEEE BigData), 2019
GPU Accelerated Top-K Selection With Efficient Early Stopping.
Proceedings of the 10th International Workshop on Accelerating Analytics and Data Management Systems Using Modern Processor and Storage Architectures, 2019
2018
I/O Model of Computation.
Proceedings of the Encyclopedia of Database Systems, Second Edition, 2018
Proceedings of the Encyclopedia of Database Systems, Second Edition, 2018
Proceedings of the Encyclopedia of Database Systems, Second Edition, 2018
Proceedings of the Encyclopedia of Database Systems, Second Edition, 2018
Proceedings of the Encyclopedia of Database Systems, Second Edition, 2018
Proceedings of the Encyclopedia of Database Systems, Second Edition, 2018
Proceedings of the Encyclopedia of Database Systems, Second Edition, 2018
Transaction-Time Indexing.
Proceedings of the Encyclopedia of Database Systems, Second Edition, 2018
Proceedings of the Encyclopedia of Database Systems, Second Edition, 2018
Proceedings of the Encyclopedia of Database Systems, Second Edition, 2018
Proceedings of the Encyclopedia of Database Systems, Second Edition, 2018
Proceedings of the Encyclopedia of Database Systems, Second Edition, 2018
Spatial Indexing Techniques.
Proceedings of the Encyclopedia of Database Systems, Second Edition, 2018
Proceedings of the Encyclopedia of Database Systems, Second Edition, 2018
Proceedings of the Encyclopedia of Database Systems, Second Edition, 2018
Indexed Sequential Access Method.
Proceedings of the Encyclopedia of Database Systems, Second Edition, 2018
Lightweight Cardinality Estimation in LSM-based Systems.
Proceedings of the 2018 International Conference on Management of Data, 2018
Indexing moving object trajectories with hilbert curves.
Proceedings of the 26th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems, 2018
A Parallel and Scalable Processor for JSON Data.
Proceedings of the 21st International Conference on Extending Database Technology, 2018
Massively parallel skyline computation for processing-in-memory architectures.
Proceedings of the 27th International Conference on Parallel Architectures and Compilation Techniques, 2018
2017
Proceedings of the Encyclopedia of GIS., 2017
R-Trees: A Dynamic Index Structure for Spatial Searching.
Proceedings of the Encyclopedia of GIS., 2017
Indexing Spatiotemporal Archives.
Proceedings of the Encyclopedia of GIS., 2017
Index Structures, Extensible.
Proceedings of the Encyclopedia of GIS., 2017
A BAD Demonstration: Towards Big Active Data.
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Proc. VLDB Endow., 2017
Efficient Computation of Top-k Frequent Terms over Spatio-temporal Ranges.
Proceedings of the 2017 ACM International Conference on Management of Data, 2017
Efficient Processing of Reachability Queries with Meetings.
Proceedings of the 25th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems, 2017
Assembly Queries: Planning and Discovering Assemblies of Moving Objects Using Partial Information.
Proceedings of the 25th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems, 2017
2016
DiVA: Using Application-Specific Policies to 'Dive' into Vector Approximations.
Comput. J., 2016
OSNI: Searching for Needles in a Haystack of Social Network Data.
Proceedings of the 19th International Conference on Extending Database Technology, 2016
Breaking BAD: a data serving vision for big active data.
Proceedings of the 10th ACM International Conference on Distributed and Event-based Systems, 2016
FPGA-accelerated group-by aggregation using synchronizing caches.
Proceedings of the 12th International Workshop on Data Management on New Hardware, 2016
2015
High performance FPGA and GPU complex pattern matching over spatio-temporal streams.
GeoInformatica, 2015
Apache VXQuery: A Scalable XQuery Implementation.
CoRR, 2015
RICC: Fast Reachability Query Processing on Large Spatiotemporal Datasets.
Proceedings of the Advances in Spatial and Temporal Databases, 2015
Algebricks: a data model-agnostic compiler backend for big data languages.
Proceedings of the Sixth ACM Symposium on Cloud Computing, 2015
FPGA-based Multithreading for In-Memory Hash Joins.
Proceedings of the Seventh Biennial Conference on Innovative Data Systems Research, 2015
A scalable parallel XQuery processor.
Proceedings of the 2015 IEEE International Conference on Big Data (IEEE BigData 2015), Santa Clara, CA, USA, October 29, 2015
2014
A study on parallelizing XML path filtering using accelerators.
ACM Trans. Embed. Comput. Syst., 2014
AsterixDB: A Scalable, Open Source BDMS.
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Proc. VLDB Endow., 2014
Efficient temporal shortest path queries on evolving social graphs.
Proceedings of the Conference on Scientific and Statistical Database Management, 2014
User effort minimization through adaptive diversification.
Proceedings of the 20th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, 2014
Distributed Diversification of Large Datasets.
Proceedings of the 2014 IEEE International Conference on Cloud Engineering, 2014
2013
Spatio-Temporal Databases - Complex Motion Pattern Queries.
Springer Briefs in Computer Science, Springer, ISBN: 978-3-319-02408-0, 2013
Online Ordering of Overlapping Data Sources.
Proc. VLDB Endow., 2013
Revisiting Aggregation for Data Intensive Applications: A Performance Study.
CoRR, 2013
High-Performance XML Twig Filtering using GPUs.
Proceedings of the International Workshop on Accelerating Data Management Systems Using Modern Processor and Storage Architectures, 2013
Stream-Mode FPGA Acceleration of Complex Pattern Trajectory Querying.
Proceedings of the Advances in Spatial and Temporal Databases, 2013
STEM: a spatio-temporal miner for bursty activity.
Proceedings of the ACM SIGMOD International Conference on Management of Data, 2013
Engineering Generalized Shortest Path queries.
Proceedings of the 29th IEEE International Conference on Data Engineering, 2013
Parameterized algorithms for generalized traveling salesman problems in road networks.
Proceedings of the 21st SIGSPATIAL International Conference on Advances in Geographic Information Systems, 2013
Revisiting aggregation techniques for big data.
Proceedings of the sixteenth international workshop on Data warehousing and OLAP, 2013
2012
On The Spatiotemporal Burstiness of Terms.
Proc. VLDB Endow., 2012
Route planning with flexible edge restrictions.
ACM J. Exp. Algorithmics, 2012
Exact Graph Search Algorithms for Generalized Traveling Salesman Path Problems.
Proceedings of the Experimental Algorithms - 11th International Symposium, 2012
Bidirectional A* Search with Additive Approximation Bounds.
Proceedings of the Fifth Annual Symposium on Combinatorial Search, 2012
A Spatial Caching Framework for Map Operations in Geographical Information Systems.
Proceedings of the 13th IEEE International Conference on Mobile Data Management, 2012
Online Identification of Dwell Regions for Moving Objects.
Proceedings of the 13th IEEE International Conference on Mobile Data Management, 2012
A Comparison of Top-k Temporal Keyword Querying over Versioned Text Collections.
Proceedings of the Database and Expert Systems Applications, 2012
Querying Transaction-Time Databases under Branched Schema Evolution.
Proceedings of the Database and Expert Systems Applications, 2012
Diversifying query results on semi-structured data.
Proceedings of the 21st ACM International Conference on Information and Knowledge Management, 2012
2011
DivDB: A System for Diversifying Query Results.
Proc. VLDB Endow., 2011
Editing and versioning for high performance network models in a multiuser environment.
GeoInformatica, 2011
ASTERIX: towards a scalable, semistructured data platform for evolving-world models.
Distributed Parallel Databases, 2011
Efficient XML Path Filtering Using GPUs.
Proceedings of the International Workshop on Accelerating Data Management Systems Using Modern Processor and Storage Architectures, 2011
FlexTrack: A System for Querying Flexible Patterns in Trajectory Databases.
Proceedings of the Advances in Spatial and Temporal Databases, 2011
A System for Discovering Regions of Interest from Trajectory Data.
Proceedings of the Advances in Spatial and Temporal Databases, 2011
Finding Regions of Interest from Trajectory Data.
Proceedings of the 12th IEEE International Conference on Mobile Data Management, 2011
Complex motion pattern queries for trajectories.
Proceedings of the Workshops Proceedings of the 27th International Conference on Data Engineering, 2011
On query result diversification.
Proceedings of the 27th International Conference on Data Engineering, 2011
Massively parallel XML twig filtering using dynamic programming on FPGAs.
Proceedings of the 27th International Conference on Data Engineering, 2011
2010
Graph Indexing of Road Networks for Shortest Path Queries with Label Restrictions.
Proc. VLDB Endow., 2010
Querying Spatio-temporal Patterns in Mobile Phone-Call Databases.
Proceedings of the Eleventh International Conference on Mobile Data Management, 2010
Accelerating XML Query Matching through Custom Stack Generation on FPGAs.
Proceedings of the High Performance Embedded Architectures and Compilers, 2010
On continuous monitoring top-k unsafe moving objects.
Proceedings of the 18th ACM SIGSPATIAL International Symposium on Advances in Geographic Information Systems, 2010
Querying trajectories using flexible patterns.
Proceedings of the EDBT 2010, 2010
Temporal Top-<i>k</i> Search in Social Tagging Sites Using Multiple Social Networks.
Proceedings of the Database Systems for Advanced Applications, 2010
2009
I/O Model of Computation.
Proceedings of the Encyclopedia of Database Systems, 2009
Proceedings of the Encyclopedia of Database Systems, 2009
Proceedings of the Encyclopedia of Database Systems, 2009
Proceedings of the Encyclopedia of Database Systems, 2009
Proceedings of the Encyclopedia of Database Systems, 2009
Proceedings of the Encyclopedia of Database Systems, 2009
Proceedings of the Encyclopedia of Database Systems, 2009
Transaction-Time Indexing.
Proceedings of the Encyclopedia of Database Systems, 2009
Proceedings of the Encyclopedia of Database Systems, 2009
Proceedings of the Encyclopedia of Database Systems, 2009
Proceedings of the Encyclopedia of Database Systems, 2009
Proceedings of the Encyclopedia of Database Systems, 2009
Spatial Indexing Techniques.
Proceedings of the Encyclopedia of Database Systems, 2009
Proceedings of the Encyclopedia of Database Systems, 2009
Proceedings of the Encyclopedia of Database Systems, 2009
Indexed Sequential Access Method.
Proceedings of the Encyclopedia of Database Systems, 2009
On continuously monitoring the top-k moving objects with relational group and score functions.
ACM SIGSPATIAL Special, 2009
Letter from the Special Issue Editor.
IEEE Data Eng. Bull., 2009
Boosting XML Filtering with a Scalable FPGA-based Architecture
CoRR, 2009
Finding the K highest-ranked answers in a distributed network.
Comput. Networks, 2009
Experimental Evaluation of Query Processing Techniques over Multiversion XML Documents.
Proceedings of the 12th International Workshop on the Web and Databases, 2009
Efficient and Scalable Sequence-Based XML Filtering.
Proceedings of the 12th International Workshop on the Web and Databases, 2009
Versioning of Network Models in a Multiuser Environment.
Proceedings of the Advances in Spatial and Temporal Databases, 2009
On-line discovery of flock patterns in spatio-temporal data.
Proceedings of the 17th ACM SIGSPATIAL International Symposium on Advances in Geographic Information Systems, 2009
Boosting XML filtering through a scalable FPGA-based architecture.
Proceedings of the Fourth Biennial Conference on Innovative Data Systems Research, 2009
2008
Proceedings of the Encyclopedia of GIS., 2008
R-Trees - A Dynamic Index Structure for Spatial Searching.
Proceedings of the Encyclopedia of GIS., 2008
Indexing Spatio-temporal Archives.
Proceedings of the Encyclopedia of GIS., 2008
Index Structures, Extensible.
Proceedings of the Encyclopedia of GIS., 2008
On computing temporal aggregates with range predicates.
ACM Trans. Database Syst., 2008
XML Structural Summaries.
Proc. VLDB Endow., 2008
Letter from the Special Issue Editors.
IEEE Data Eng. Bull., 2008
A Generic Framework for Continuous Motion Pattern Query Evaluation.
Proceedings of the 24th International Conference on Data Engineering, 2008
Maintaining Connectivity in Dynamic Multimodal Network Models.
Proceedings of the 24th International Conference on Data Engineering, 2008
Editing and versioning dynamic network models.
Proceedings of the 16th ACM SIGSPATIAL International Symposium on Advances in Geographic Information Systems, 2008
2007
Value-Aware RoXSum: Effective Message Aggregation for XML-Aware Information Dissemination.
Proceedings of the Tenth International Workshop on the Web and Databases, 2007
Early Profile Pruning on XML-aware Publish/Subscribe Systems.
Proceedings of the 33rd International Conference on Very Large Data Bases, 2007
Recent Advances on Querying and Managing Trajectories.
Proceedings of the Advances in Spatial and Temporal Databases, 2007
RoXSum: Leveraging Data Aggregation and Batch Processing for XML Routing.
Proceedings of the 23rd International Conference on Data Engineering, 2007
TS2-tree - an efficient similarity based organization for trajectory data.
Proceedings of the 15th ACM International Symposium on Geographic Information Systems, 2007
2006
Indexing spatiotemporal archives.
VLDB J., 2006
Supporting complex queries on multiversion XML documents.
ACM Trans. Internet Techn., 2006
Evaluating structural summaries as access methods for XML.
Proceedings of the 15th international conference on World Wide Web, 2006
Continuous Spatiotemporal Trajectory Joins.
Proceedings of the GeoSensor Networks, Second International Conference, 2006
2005
Optimizing spatial Min/Max aggregations.
VLDB J., 2005
Indexing mobile objects using dual transformations.
VLDB J., 2005
Selectivity estimators for multidimensional range queries over real attributes.
VLDB J., 2005
SaIL: A Spatial Index Library for Efficient Application Integration.
GeoInformatica, 2005
Efficient Handling of Positional Predicates Within XML Query Processing.
Proceedings of the Database and XML Technologies, 2005
Answering order-based queries over XML data.
Proceedings of the 14th international conference on World Wide Web, 2005
Indexing Schemes for Efficient Aggregate Computation over Structural Joins.
Proceedings of the Eight International Workshop on the Web & Databases (WebDB 2005), 2005
Tree-Pattern Queries on a Lightweight XML Processor.
Proceedings of the 31st International Conference on Very Large Data Bases, Trondheim, Norway, August 30, 2005
Complex Spatio-Temporal Pattern Queries.
Proceedings of the 31st International Conference on Very Large Data Bases, Trondheim, Norway, August 30, 2005
Efficient trajectory joins using symbolic representations.
Proceedings of the 6th International Conference on Mobile Data Management (MDM 2005), 2005
Time relaxed spatiotemporal trajectory joins.
Proceedings of the 13th ACM International Workshop on Geographic Information Systems, 2005
The threshold join algorithm for top-k queries in distributed sensor networks.
Proceedings of the 2nd Workshop on Data Management for Sensor Networks, 2005
2004
Twig Query Processing over Graph-Structured XML Data.
Proceedings of the Seventh International Workshop on the Web and Databases, 2004
Spatio-Temporal Data Services in a Shared-Nothing Environment.
Proceedings of the 16th International Conference on Scientific and Statistical Database Management (SSDBM 2004), 2004
SaIL: A Library for Efficient Application Integration of Spatial Indices.
Proceedings of the 16th International Conference on Scientific and Statistical Database Management (SSDBM 2004), 2004
Supporting Branched Versions on XML Documents.
Proceedings of the 14th International Workshop on Research Issues in Data Engineering (RIDE-WS-ECEG 2004), 2004
Efficient Processing of XML Containment Queries Using Partition-Based Schemes.
Proceedings of the 8th International Database Engineering and Applications Symposium (IDEAS 2004), 2004
Knowledge Management Over Time-Varying Geospatial Datasets.
Proceedings of the 2004 Annual National Conference on Digital Government Research, 2004
2003
Temporal and spatio-temporal aggregations over data streams using multiple time granularities.
Inf. Syst., 2003
Path-expression Queries over Multiversion XML Documents.
Proceedings of the International Workshop on Web and Databases, 2003
Performance Evaluation of Spatio-temporal Selectivity Estimation Techniques.
Proceedings of the 15th International Conference on Scientific and Statistical Database Management (SSDBM 2003), 2003
On-Line Discovery of Dense Areas in Spatio-temporal Databases.
Proceedings of the Advances in Spatial and Temporal Databases, 8th International Symposium, 2003
2002
Efficient schemes for managing multiversionXML documents.
VLDB J., 2002
Hashing Methods for Temporal Data.
IEEE Trans. Knowl. Data Eng., 2002
Indexing Mobile Objects Using Duality Transforms.
IEEE Data Eng. Bull., 2002
Efficient Structural Joins on Indexed XML Documents.
Proceedings of 28th International Conference on Very Large Data Bases, 2002
Index Based Processing of Semi-Restrictive Temporal Joins.
Proceedings of the 9th International Symposium on Temporal Representation and Reasoning, 2002
Efficient Aggregation over Objects with Extent.
Proceedings of the Twenty-first ACM SIGACT-SIGMOD-SIGART Symposium on Principles of Database Systems, 2002
Efficient Temporal Join Processing Using Indices.
Proceedings of the 18th International Conference on Data Engineering, San Jose, CA, USA, February 26, 2002
Temporal Aggregation over Data Streams Using Multiple Granularities.
Proceedings of the Advances in Database Technology, 2002
Efficient Indexing of Spatiotemporal Objects.
Proceedings of the Advances in Database Technology, 2002
Efficient Complex Query Support for Multiversion XML Documents.
Proceedings of the Advances in Database Technology, 2002
Indexing Mobile Objects on the Plane.
Proceedings of the 13th International Workshop on Database and Expert Systems Applications (DEXA 2002), 2002
2001
Indexing Animated Objects Using Spatiotemporal Access Methods.
IEEE Trans. Knowl. Data Eng., 2001
Introduction to the Special Section on the Fifth International Workshop on Multimedia Information Systems.
IEEE Trans. Knowl. Data Eng., 2001
Storing and Querying Multiversion XML Documents using Durable Node Numbers.
Proceedings of the 2nd International Conference on Web Information Systems Engineering, 2001
Efficient Management of Multiversion Documents by Object Referencing.
Proceedings of the VLDB 2001, 2001
Copy-Based versus Edit-Based Version Management Schemes for Structured Documents.
Proceedings of the Eleventh International Workshop on Research Issues in Data Engineering: Document Management for Data Intensive Business and Scientific Applications, 2001
Efficient Computation of Temporal Aggregates with Range Predicates.
Proceedings of the Twentieth ACM SIGACT-SIGMOD-SIGART Symposium on Principles of Database Systems, 2001
Improving Min/Max Aggregation over Spatial Objects.
Proceedings of the ACM-GIS 2001, 2001
2000
Version Management of XML Documents.
Proceedings of the Third International Workshop on the Web and Databases, 2000
Approximating Multi-Dimensional Aggregate Range Queries over Real Attributes.
Proceedings of the 2000 ACM SIGMOD International Conference on Management of Data, 2000
1999
Broadcast scheduling for information distribution.
Wirel. Networks, 1999
Supporting Temporal Views in a Management Information Base.
J. Netw. Syst. Manag., 1999
Comparison of Access Methods for Time-Evolving Data.
ACM Comput. Surv., 1999
Nearest Neighbor Queries in a Mobile Environment.
Proceedings of the Spatio-Temporal Database Management, 1999
On Indexing Mobile Objects.
Proceedings of the Eighteenth ACM SIGACT-SIGMOD-SIGART Symposium on Principles of Database Systems, May 31, 1999
Indexing Animated Objects.
Proceedings of the MIS '99, 1999
Advanced Database Indexing
Advances in Database Systems 17, Kluwer, ISBN: 0-7923-7716-8, 1999
1998
Designing Access Methods for Bitemporal Databases.
IEEE Trans. Knowl. Data Eng., 1998
An Extensible Notation for Spatiotemporal Index Queries.
SIGMOD Rec., 1998
1996
Temporal Database Bibliography Update.
SIGMOD Rec., 1996
1995
Historical Queries Along Multiple Lines of Time Evolution
VLDB J., 1995
Efficient Management of Time-Evolving Databases.
IEEE Trans. Knowl. Data Eng., 1995
The Snapshot Index: An I/O-optimal access method for timeslice queries.
Inf. Syst., 1995
A Load-Balanced Parallel Sorting Algorithm for Shared-Nothing Architectures.
Distributed Parallel Databases, 1995
Access Methods for Bi-Temporal Databases
Proceedings of the Recent Advances in Temporal Databases, 1995
1993
Efficient Support of Historical Queries for Multiple Lines of Evolution.
Proceedings of the Ninth International Conference on Data Engineering, 1993
1992
Optimal Versioning of Objects.
Proceedings of the Eighth International Conference on Data Engineering, 1992
1990
Using universe knowledge and arithmetic to get faster parallel algorithms.
Proceedings of the Second IEEE Symposium on Parallel and Distributed Processing, 1990
Optimally Managing the History of an Evolving Forest.
Proceedings of the Algorithms, 1990
Efficient Algorithms for Managing the History of Evolving Databases.
Proceedings of the ICDT'90, 1990