Seminar

We hold regular research seminars.  We also hold industrial seminars on selected topics.

Past research seminars:

2016:

  • 17 November 2016: Presented by Huadi “Inferring User Routes and Locations Using Zero-Permission Mobile Sensors”
  • 27 October 2016: Presented by Edison “D-Cache: Universal Distance Cache for Metric Access Methods TKDE 2012.”
  • 6 October 2016: Presented by Wenjian “Fast Multi-Column Sorting in Main-Memory Column-Stores”

2014:

  • 15 September 2014: Presented by Ziqiang “VLDB 2014 Report (Papers on WideTable, etc.)”
  • 15 September 2014:: Presented by Qiang “VLDB 2014 Report (Papers on Apache Flink, etc.)”
  • 15 September 2014:: Presented by Ken “VLDB 2014 Report (Papers on main memory sorts and joins)”
  • 15 September 2014:: Presented by Yuhong “VLDB 2014 Report (Papers on time series)”
  • 15 September 2014:: Presented by Bo “VLDB 2014 Report”
  • 11 June 2014: Presented by Bo “Querying Issues: Tractable, Shared, Scale-independent”
  • 31 May 2014: Presented by Chris “Optimization of Analytic Window Functions”
  • 31 May 2014: Presented by Qiang “Tenant Placement”
  • 29 May 2014: Presented by Capital “Social Data”
  • 29 May 2014: Presented by Edison “Computational Journalism and Toward Computational Fact Checking”
  • 27 May 2014: Presented by Ziqiang “SIMD”
  • 26 May 2014: Presented by Eric “NewSQL”
  • 26 May 2014: Presented by Andy “Secure Database in Cloud”
  • 23 May 2014: Presented by Ken “Scientific Databases”
  • 3 Jan 2014: Seminar on Big Data Generation Techniques for Software Development

2013:

  • 25 July 2013: Presented by Capital “Crowdsourcing”
  • 23 July 2013: Presented by Jeppe. “Tutorial:  Mongo DB + Avro/Thrift/JSON overview and their relationship with big data systems”
  • 6 July 2013: Presented by Petrie. “Performance Prediction”
  • 4 July 2013: Presented by Eric. “SIGMOD report”
  • 4 July 2013: Presented by Jianguo. “Main-memory Query processing + Erasure Code with Big Data +SIGIR rehearsal”
  • 3 July 2013: Presented by Ken. “DB Usability”
  • 20 June 2013. Presented by Yu. “Cost-based Scheduling in the cloud”
  • 18 June 2013. Presented by Yifeng. “Tutorial: Impala” && Presented by Petrie. “SIGMOD rehearsal”
  • 11 June 2013. Presented by Andy. ” Tutorial: Hive and Shark”
  • 1 June 2013. Presented by Qiang. ” Auto-tunning and Parallel OLAP”

2012:

  • 24 August 2012. Presented by Capital. “Tru-alarm: Trustworthiness analysis of sensor networks in cyber-physical systems (ICDM 2010)”
  • 24 August 2012. Presented by Tanya. “Data generation for application-specific benchmarking (VLDB 2011)”
  • 15 August 2012. Presented by Petrie. “Towards Cost-Effective Storage Provisioning for DBMSs (VLDB 2011)”. “TIRAMOLA: Elastic NoSQL Provisioning through a Cloud Management Platform (SIGMOD 2012)”. “Partiqle: An Elastic SQL Engine over Key-Value Stores (SIGMOD 2012)”. “CloudAlloc: A Monitoring and Reservation System for Compute Clusters (SIGMOD 2012)”
  • 15 August 2012. Presented by Jianguo. “Don’t Thrash: How to Cache Your Hash on Flash (VLDB 2012)”. “hStorage-DB: Heterogeneity-aware Data Management to Exploit the Full Capability of Hybrid Storage Systems (VLDB 2012)”. “Optimization by Exploiting Internal Parallelism of Flash-based Solid State Drives (VLDB 2012)”. “Lazy-Adaptive Tree: An Optimized Index Structure for Flash Devices (VLDB 2009)”
  • 14 August 2012. Presented by Yu. “DBXplorer: a system for keyword-based search over relational databases (ICDE 2002)”. “Keyword searching and browsing in databases using BANKS (ICDE 2002)”. “Keyword Query Reformulation on Structured Data (ICDE 2012)”
  • 14 August 2012. Presented by Andy. “Early Accurate Results for Advanced Analytics on MapReduce(VLDB 2012)”. “Opening the Black Boxes in Data Flow Optimization (VLDB 2012)”. “Load Balancing in MapReduce Based on Scalable Cardinality Estimates (ICDE 2012)”. “Advanced Partitioning Techniques for Massively Distributed Computation (SIGMOD 2012)”
  • 14 August 2012. Presented by Ken. “Data Markets in the Cloud: An Opportunity for the Database Community (VLDB 2011)”. “Query-Based Data Pricing (SIGMOD 2012)”
  • 13 August 2012. Presented by Eric. “Towards Energy-Efficient Database Cluster Design (VLDB 2012)”. “Energy Management for MapReduce Clusters (VLDB 2010)”. “Energy Efficient Storage Management Cooperated with Large Data Intensive Applications (ICDE 2012)”
  • 13 August 2012. Presented by Cliz. “Towards Multi-Tenant Performance SLOs (ICDE 2012)”. “Learning-based Query Performance Modeling and Prediction (ICDE 2012)”
  • 13 August 2012. Presented by Jeppe. “FAST: fast architecture sensitive tree search on modern CPUs and GPUs (SIGMOD 2010)”. “Fast sort on CPUs and GPUs: a case for bandwidth oblivious SIMD sort (SIGMOD 2010)”. “Fast Sparse Matrix-Vector Multiplication on GPUs: Implications for Graph Mining (VLDB 2011)”. “GPUQP: query co-processing using graphics processors (SIGMOD 2007)”
  • 4 July 2012. Presented by Petrie. “Learning-based Query Performance Modeling and Prediction (VLDB’12)”
  • 20 June 2012. Presented by Ken. “Optimal Algorithms for Crawling a Hidden Database in the Web (VLDB 2012)”
  • 30 May 2012. Presented by Jianguo. “Fast Set Intersection in Memory (VLDB 2011)”
  • 16 May 2012. Presented by Yu. “Approximate Shortest Distance Computing: A Query-Dependent Local Landmark Scheme (ICDE 2012)”
  • 2 May 2012. Presented by Jeppe. “Effective Caching of Shortest Paths for Location-Based Services (SIGMOD 2012)”
  • 7 March 2012. Presented by Andy. “Answering Why-Not Questions on Top-K Queries (ICDE 2012)”
  • 22 February 2012. Presented by Duncan. “Evaluating Probabilistic Queries over Uncertain Matching (ICDE 2012)”
  • 8 February 2012. Presented by Jeppe. “Human-powered Sorts and Joins (VLDB 2012)”
  • 1 January 2012. Presented by Eric. “Apache Cassandra — A NoSQL System”

2011:

  • 28 December 2011. Presented by Jianguo. “Evaluation Strategies for Top-k Queries over Memory-Resident Inverted Indexes (VLDB 2011)”
  • 14 December 2011. Presented by Petrie. “Building Wavelet Histograms on Large Data in MapReduce (VLDB 2012)”
  • 30 November 2011. Presented by Ken. “Compression Aware Physical Database Design (VLDB 2011)”
  • 16 November 2011. Presented by Liyu. “Graph Indexing of Road Networks for Shortest Path Queries with Label Restrictions (VLDB 2011)”
  • 2 November 2011. Presented by Andy. “Here are my Data Files. Here are my Queries. Where are my Result? (CIDR2011)”
  • 19 October 2011. Presented by Jeppe. “SAPPER: Subgraph Indexing and Approximate Matching in Large Graphs (VLDB 2010)”
  • 21 September 2011. Presented by Duncan. “No One (Cluster) Size Fits All: Automatic Cluster Sizing for Data-intensive Analytics (SOCC 2011)”
  • 7 September 2011. Presented by Eric. VLDB 2011 Report.
  • 17 August 2011. Presented by Petrie. “On Synopses for Distinct-Value Estimation Under Multiset Operations (SIGMOD 2007)”
  • 10 August 2011. Presented by Jianguo Wang. SIGMOD/PODS 2011 Report.
  • 3 August 2011. Presented by Duncan. “Hashed Samples: Selectivity Estimators For Set Similarity Selection Queries (VLDB 2008)”
  • 27 July 2011. Presented by Liyu. “Output URL Bidding (VLDB 2011)”
  • 22 July 2011. Presented by Jeppe. “Rethinking Database Algorithms for Phase Change Memory (CIDR 2011)”
  • 1 June 2011. Presented by Andy. “Slicing Long-running Queries (VLDB 2010)”
  • 25 May 2011. Presented by Jianguo Wang. “Extracting Key Terms From Noisy and Multi-theme Documents (WWW 2009)”
  • 18 May 2011. Presented by Duncan. “A Continuous Query System for Dynamic Route Planning (ICDE 2011)”, “Optimal Location queries in Road Network Databases (ICDE 2011)”, “Partitioning Techniques for Fin-grained Indexing (ICDE 2011)”
  • 11 May 2011. Presented by Ken. “Memory-Efficient Frequent-Itemset Mining (EDBT 2011)”
  • 4 May 2011. Presented by Eric. “Database Papers on Flash.”
  • 13 Apr 2011. We go ICDE. So, no seminar this week.
  • 30 Mar 2011. Presented by Jeppe. “Indexing multi-dimensional data in a cloud system (SIGMOD 2010)”
  • 17 Mar 2011. Presented by Jianguo. “On K-Skip Shortest Paths (SIGMOD 2011)” and “Ordered and Unordered Top-K Range Reporting in Large Data Sets (SODA 2011)”.
  • 2 Mar 2011. Presented by Ming-Hay. “Flash Device Support for Database Management (CIDR 2011)”.
  • 16 Feb 2011. Presented by Duncan. “SQL QueRIE Recommendations: a query fragment-based approach (VLDB 2010)”.
  • 19 Jan 2011. Presented by Ken. “Instance optimal query processing in spatial networks (VLDBJ 2009)” and “Instance-Optimal Geometric Algorithms (FOCS 2009)”.

2010:

  • 15 Dec 2010. Presented by Andy. CIDR 09 “Teaching An Old Elephant New Tricks”.
  • 24 Nov 2010. Presented by Eric. VLDB 10 “XPlus: A SQL-Tuning-Aware Query Optimizer”.
  • 10 Nov 2010. Presented by Jeppe. “Proactive Caching for Spatial Queries in Mobile Environments” and “Cache Invalidation and Replacement Strategies for Location-Dependent Data in Mobile Environments”.
  • 3 Nov 2010. Presented by Jianguo. “Mining Periodic Behaviors for Moving Objects (SIGKDD 2010)”.
  • 13 Oct 2010. Presented by Duncan. 3 location optimization problem papers.
  • 29 Sep 2010. Presented by MH Luk. “VLDB Summary”
  • 15 Sep 2010. We go to VLDB 🙂
  • 1 Sep 2010. Presented by Dingming Wu. “Topic initiator detection on the world wide web (WWW2010)”
  • 25 Aug 2010. Presented by Ken Yiu. “Fast Shortest Path Distance Estimation in Large Networks (CIKM 2009)”
  • 18 Aug 2010. Presented by Yimin. “A faster cache-oblivious shortest-path algorithm for undirected graphs with bounded edge lengths (SODA 2007)”
  • 11 Aug 2010. Presented by Andy Ho. “Conquering why not queries (SIGMOD10)”.
  • 4 Aug 2010. Presented by Eric Lo. “10 papers in recent DB conferences”
  • 28 July 2010. Presented by Jianguo Wang. “Spatial Keyword Search”.
  • 30 June 2010. Presented by Dingming Wu. “K-nearest neighbor search for fuzzy objects (SIGMOD2010)”.
  • 23 June 2010. Presented by Duncan Yung. “Durable top-k (SIGMOD2010)”.
  • 9 June 2010. Presented by MH Luk. “Finding Maximum Degrees in Hidden Bipartite Graphs (SIGMOD 10)”.
  • 2 June 2010. Presented by Ken Yiu. “PIRS: Randomized Synopses for Query Assurance on Data Streams (ICDE 2008)”
  • 12 May 2010. Presented by Eric Lo. “Introduction to MapReduce and its relevant research”.
  • 5 May 2010. Presented by Dingming Wu. “Multiguarded safe zone: An effective technique to monitor moving circular range queries (ICDE 2010)”
  • 28 Apr 2010. Presented by Duncan Yung. “V*diagram (VLDBJ)” and “Maximizing Bichromatic RNN (VLDB09)”.
  • 21 Apr 2010. Presented by MH Luk. “GConnect: A Connectivity Index for Massive Disk-Resident Graphs (VLDB09)”.
  • 14 Apr 2010. Presented by Ken Yiu. “Workload Driven Index Defragmentation (ICDE10)”, “Workload-Aware Indexing of Continuously Moving Objects (VLDB09)”, “Workload-Aware Storage Layout for Database Systems (SIGMOD10)”.