31 Multiquery PPTs View free & download

Multiquery Optimization for Distributed Similarity Query Processing PowerPoint PPT Presentation

Multiquery Optimization for Distributed Similarity Query Processing - such that the volume of the MBS is minimal. Definition 2(Maximal Inner Tangent Sphere, MITS) ... Given two query spheres: A and B, the volume of the union part ...

such that the volume of the MBS is minimal. Definition 2(Maximal Inner Tangent Sphere, MITS) ... Given two query spheres: A and B, the volume of the union part ...

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Streaming Sensor Data PowerPoint PPT Presentation

Streaming Sensor Data - Dynamically adjust sample rate based on user demand ... Idea: only allocate on copy of each tuple; route that copy to all user queries ...

Dynamically adjust sample rate based on user demand ... Idea: only allocate on copy of each tuple; route that copy to all user queries ...

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Keyword Searching and Browsing in Databases using BANKS PowerPoint PPT Presentation

Keyword Searching and Browsing in Databases using BANKS - Keyword Searching and Browsing in Databases using BANKS. Charuta Nakhe, Arvind Hulgeri, Gaurav Bhalotia, ... Canon Digital Rebel. Differences from IR/Web Search ...

Keyword Searching and Browsing in Databases using BANKS. Charuta Nakhe, Arvind Hulgeri, Gaurav Bhalotia, ... Canon Digital Rebel. Differences from IR/Web Search ...

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Keyword Searching and Browsing in Databases using BANKS - 9/9/09. 2. Motivation. Keyword search of documents on the Web has been ... as Information Node) has special significance, may be restricted to some relations ...

9/9/09. 2. Motivation. Keyword search of documents on the Web has been ... as Information Node) has special significance, may be restricted to some relations ...

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The%20Volcano/Cascades%20Query%20Optimization%20Framework PowerPoint PPT Presentation

The%20Volcano/Cascades%20Query%20Optimization%20Framework - The Volcano Query Optimization Framework. S. Sudarshan ... Original Volcano FindBestPlan /* maintain the look-up table of explored facts ...

The Volcano Query Optimization Framework. S. Sudarshan ... Original Volcano FindBestPlan /* maintain the look-up table of explored facts ...

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Bidirectional Expansion for Keyword Search on Graph Databases PowerPoint PPT Presentation

Bidirectional Expansion for Keyword Search on Graph Databases - Need to find a (closely) connected set of nodes that together match all given keywords ... Propagate values to ancestors if necessary ...

Need to find a (closely) connected set of nodes that together match all given keywords ... Propagate values to ancestors if necessary ...

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On Beyond Hypertext: Searching in Graphs Containing Documents, Words, and Data PowerPoint PPT Presentation

On Beyond Hypertext: Searching in Graphs Containing Documents, Words, and Data - How do you understand & combine the hundreds of schemata, with thousands of fields? ... Yet another schema-free query language. Assume data is encoded in a graph with: ...

How do you understand & combine the hundreds of schemata, with thousands of fields? ... Yet another schema-free query language. Assume data is encoded in a graph with: ...

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P2: Implementing Declarative Overlays PowerPoint PPT Presentation

P2: Implementing Declarative Overlays - Overlays are a fundamental tool for repurposing communication ... Intrusion detection with friends (DDI, Polygraph) Have your assets discover each other (iAMT) ...

Overlays are a fundamental tool for repurposing communication ... Intrusion detection with friends (DDI, Polygraph) Have your assets discover each other (iAMT) ...

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Efficient Computation of Diverse Query Results PowerPoint PPT Presentation

Efficient Computation of Diverse Query Results - or looking for cars on Yahoo! Autos, and ... (one for Honda, one for Toyota... Wants another Toyota. Calls next(1.0.0.0.0) Finds 10000. 28 ...

or looking for cars on Yahoo! Autos, and ... (one for Honda, one for Toyota... Wants another Toyota. Calls next(1.0.0.0.0) Finds 10000. 28 ...

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Chapter 13: Query Optimization - Chapter 13: Query Optimization

Chapter 13: Query Optimization

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Keyword Searching and Browsing in Databases using BANKS - Information units (linked Web pages) [Li et. al. WWW10] ... Jet Air 411. Cathay 123. SRC. DST. Udyan Exp. SRC. DST. Trains. Flights. Query: 'Bangalore Hong-Kong' ...

Information units (linked Web pages) [Li et. al. WWW10] ... Jet Air 411. Cathay 123. SRC. DST. Udyan Exp. SRC. DST. Trains. Flights. Query: 'Bangalore Hong-Kong' ...

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Keyword Searching and Browsing in Databases using BANKS - 9/24/09. 2. Motivation. Keyword search of documents on the Web has been enormously successful ... Root node has special significance, may be restricted to some ...

9/24/09. 2. Motivation. Keyword search of documents on the Web has been enormously successful ... Root node has special significance, may be restricted to some ...

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Sensor Database: Querying Sensor Networks PowerPoint PPT Presentation

Sensor Database: Querying Sensor Networks - Earthquake monitoring in shake-test sites. ... Habitat Monitoring: Storm petrels on Great Duck Island, microclimates on James Reserve. ...

Earthquake monitoring in shake-test sites. ... Habitat Monitoring: Storm petrels on Great Duck Island, microclimates on James Reserve. ...

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On Beyond Hypertext: Searching in Graphs Containing Documents, Words, and Data - Center for Automated Learning and Discovery Language Technology Institute ... head, nor the hairs of the body, nor the 'nails, teeth, skin, muscles, sinews, ...

Center for Automated Learning and Discovery Language Technology Institute ... head, nor the hairs of the body, nor the 'nails, teeth, skin, muscles, sinews, ...

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Continuously Adaptive Continuous Queries over Streams PowerPoint PPT Presentation

Continuously Adaptive Continuous Queries over Streams - But, CQs are long running. Initially valid assumptions less so over time ... Long running, 'standing queries', similar to trigger systems. Exclusively read-only ...

But, CQs are long running. Initially valid assumptions less so over time ... Long running, 'standing queries', similar to trigger systems. Exclusively read-only ...

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Browsing and Keyword Search in Relational Databases PowerPoint PPT Presentation

Browsing and Keyword Search in Relational Databases - Query languages (SQL/QBE/..) not appropriate for casual users ... Weight of backward edge u v indegree of u. New: Tree-weight model based on spreading activation ...

Query languages (SQL/QBE/..) not appropriate for casual users ... Weight of backward edge u v indegree of u. New: Tree-weight model based on spreading activation ...

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P2: Implementing Declarative Overlays - Get a bunch of friends together and build your own ISP ... Intrusion detection with friends (DDI, Polygraph) Have your assets discover each other (iAMT) ...

Get a bunch of friends together and build your own ISP ... Intrusion detection with friends (DDI, Polygraph) Have your assets discover each other (iAMT) ...

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A Framework for Learning to Query Heterogeneous Data PowerPoint PPT Presentation

A Framework for Learning to Query Heterogeneous Data - William W. Cohen. Machine Learning Department and Language Technologies Institute ... 'name: T. Kennedy occupation: terrorist' ...

William W. Cohen. Machine Learning Department and Language Technologies Institute ... 'name: T. Kennedy occupation: terrorist' ...

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Recent%20Advances%20in%20%20%20%20Query%20Optimization PowerPoint PPT Presentation

Recent%20Advances%20in%20%20%20%20Query%20Optimization - Hack to System R: treat predicates like joins. not an issue with Volcano ... Query sent only to relevant sites. S. Sudarshan: Recent Advances in Query Optimization ...

Hack to System R: treat predicates like joins. not an issue with Volcano ... Query sent only to relevant sites. S. Sudarshan: Recent Advances in Query Optimization ...

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Continuously Adaptive Continuous Queries CACQ over Streams PowerPoint PPT Presentation

Continuously Adaptive Continuous Queries CACQ over Streams - Enables flexible sharing of operators between queries. Grouped Filter ... Trading accounting overhead for work sharing ... When a shared operator outputs a ...

Enables flexible sharing of operators between queries. Grouped Filter ... Trading accounting overhead for work sharing ... When a shared operator outputs a ...

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Architectures%20and%20Algorithms%20for%20Internet-Scale%20(P2P)%20Data%20Management PowerPoint PPT Presentation

Architectures%20and%20Algorithms%20for%20Internet-Scale%20(P2P)%20Data%20Management - This file was generated using MS PowerPoint 2004 for Mac. ... Loo, Robert Morris, Sriram Ramabhadran, Sean Rhea, Ion Stoica, David Wetherall ...

This file was generated using MS PowerPoint 2004 for Mac. ... Loo, Robert Morris, Sriram Ramabhadran, Sean Rhea, Ion Stoica, David Wetherall ...

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Continuously Adaptive Continuous Queries CACQ over Streams - CACQ insight: apply continuous adaptivity of eddies to continuous queries ... Store a completionMask bitmap for each query. One bit per operator ...

CACQ insight: apply continuous adaptivity of eddies to continuous queries ... Store a completionMask bitmap for each query. One bit per operator ...

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Learning Similarity Measures Based on Random Walks in Graphs PowerPoint PPT Presentation

Learning Similarity Measures Based on Random Walks in Graphs William W. Cohen Machine Learning Department and Language Technologies Institute School of Computer Science

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Keyword Search in RDB PowerPoint PPT Presentation

Keyword Search in RDB - One of Bernstein's colleagues, Duane, recently published a paper about skyline query processing. ... (S) - stores the information about keywords at different ...

One of Bernstein's colleagues, Duane, recently published a paper about skyline query processing. ... (S) - stores the information about keywords at different ...

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Managing GridDatabases with GRelC PowerPoint PPT Presentation

Managing GridDatabases with GRelC - SPACI Consortium and University of Salento (Lecce), Italy. ISSGC2007 - July 12th ... SQLite. driver. SQLite. Dinamic binding to: PostgreSQL MySQL SQLite IBM/DB2, ...

SPACI Consortium and University of Salento (Lecce), Italy. ISSGC2007 - July 12th ... SQLite. driver. SQLite. Dinamic binding to: PostgreSQL MySQL SQLite IBM/DB2, ...

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Module 3 XML Processing XPath, XQuery, XUpdate PowerPoint PPT Presentation

Module 3 XML Processing XPath, XQuery, XUpdate - Take actions based on the existing data. No conceptual organization like for relational databases (applications are ... E.g. Dom, Sax, Stax (JSR 173), XMLReader ...

Take actions based on the existing data. No conceptual organization like for relational databases (applications are ... E.g. Dom, Sax, Stax (JSR 173), XMLReader ...

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Keyword Querying on SemiStructured Data PowerPoint PPT Presentation

Keyword Querying on SemiStructured Data - A significant fraction of data is resident in relational databases or in semi ... Similar to NRA algorithm (Fagin et al., PODS'01) Experiments. Datasets ...

A significant fraction of data is resident in relational databases or in semi ... Similar to NRA algorithm (Fagin et al., PODS'01) Experiments. Datasets ...

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P2: Implementing Declarative Overlays - Get a bunch of friends together and build your own ISP (Internet evolvability) ... a distributed query processor, lots of things fall off the back of the truck...

Get a bunch of friends together and build your own ISP (Internet evolvability) ... a distributed query processor, lots of things fall off the back of the truck...

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XPath on Streaming XML using YFilter and ao PowerPoint PPT Presentation

XPath on Streaming XML using YFilter and ao - YFilter's NFA approach has several advantages over its predecessors ... Common prefixes of the paths only occur once in the NFA ...

YFilter's NFA approach has several advantages over its predecessors ... Common prefixes of the paths only occur once in the NFA ...

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PSoup - ... e.g., Applications on hand-held devices (as in this morning's keynote address) ... Register. T. T. F. T. Invoke. Sirish Chandrasekaran. PSoup Query Model ...

... e.g., Applications on hand-held devices (as in this morning's keynote address) ... Register. T. T. F. T. Invoke. Sirish Chandrasekaran. PSoup Query Model ...

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Nessun titolo diapositiva PowerPoint PPT Presentation

Nessun titolo diapositiva - 'How can Grid-aware Applications interact with their relational ... A Grid-DBMS is a system which dynamically and ... http://gandalf.unile.it ...

'How can Grid-aware Applications interact with their relational ... A Grid-DBMS is a system which dynamically and ... http://gandalf.unile.it ...

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Multiquery PowerPoint PPT Presentations