Advances in Computers Volume 119:

Front Cover -- Advances in Computers -- Copyright -- Contents -- Preface -- Chapter One: Fast execution of RDF queries using Apache Hadoop -- 1. Introduction -- 2. Related work -- 3. Background -- 3.1. Hadoop MapReduce framework -- 3.2. Resource description framework-RDF -- 3.3. SPARQL -- 3.3.1. Joi...

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Gespeichert in:
Bibliographische Detailangaben
Weitere Verfasser: Hurson, Ali R. (HerausgeberIn)
Format: Elektronisch E-Book
Sprache:English
Veröffentlicht: San Diego Elsevier Science & Technology 2020
Schriftenreihe:Advances in Computers Volume 119
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Online-Zugang:UBY01
Zusammenfassung:Front Cover -- Advances in Computers -- Copyright -- Contents -- Preface -- Chapter One: Fast execution of RDF queries using Apache Hadoop -- 1. Introduction -- 2. Related work -- 3. Background -- 3.1. Hadoop MapReduce framework -- 3.2. Resource description framework-RDF -- 3.3. SPARQL -- 3.3.1. Joining SPARQL queries -- 3.4. Apache Jena framework -- 3.5. Bloom filter -- 3.5.1. Parallel Bloom filter (PBF) -- 4. Performing join operations in Hadoop -- 4.1. Preprocessing phase -- 4.2. Selection phase -- 4.3. Join phase -- 4.3.1. Query join plan generation -- 4.3.2. Query join execution -- 4.4. SELECT operation -- 5. Evaluation -- 5.1. Query patterns -- 5.2. Execution time -- 5.2.1. Application of the framework -- 5.3. Performance improvements using PBF -- 6. Conclusion and future work -- Acknowledgments -- References -- Chapter Two: A study of DVFS methodologies for multicore systems with islanding feature -- 1. Introduction -- 2. Related work -- 2.1. Per-core DVFS -- 2.1.1. Number of cores -- 2.1.2. Compile/run-time -- 2.1.3. Number of V/F levels -- 2.1.4. Optimization parameters -- 2.1.5. Energy efficiency metrics -- 2.1.6. Optimality of energy efficiency -- 2.1.7. Applications -- 2.2. Voltage/frequency islands (VFIs) -- 2.2.1. Number of VFIs -- 2.2.2. Compile/run-time -- 2.2.3. Number of V/F levels -- 2.2.4. Optimization parameters -- 2.2.5. Energy efficiency metrics -- 2.2.6. Optimality of energy efficiency -- 2.2.7. Applications -- 3. Preliminaries -- 3.1. Definition of optimality -- 3.2. System model -- 3.3. Task execution model -- 3.3.1. Benchmark's execution characteristics -- 3.3.2. Task definition -- 3.4. Application profiling -- 3.5. Real-world usage of the energy-efficiency algorithms -- 4. Experimental setup -- 4.1. Simulation -- 4.2. Benchmarks -- 4.3. Configuration setup for solving the VFIs problem definitions -- 4.4. Energy budgets.
Beschreibung:Description based on publisher supplied metadata and other sources
Beschreibung:1 online resource (190 pages)
ISBN:9780128203255

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