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1. |
Record Nr. |
UNINA9910450907203321 |
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Autore |
Kruuk Hans |
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Titolo |
Otters [[electronic resource] ] : Ecology, Behaviour and Conservation |
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Pubbl/distr/stampa |
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Oxford, : Oxford University Press, UK, 2006 |
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ISBN |
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1-280-90383-X |
0-19-151372-5 |
1-4294-7018-6 |
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Descrizione fisica |
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1 online resource (278 p.) |
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Disciplina |
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Soggetti |
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Otters |
Vertebrates |
Zoology |
Health & Biological Sciences |
Electronic books. |
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Lingua di pubblicazione |
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Formato |
Materiale a stampa |
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Livello bibliografico |
Monografia |
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Note generali |
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Description based upon print version of record. |
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Nota di contenuto |
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Contents; 1 Otter ecology and its background; 2 Pen pictures. Thirteen otters of the world: some natural history; 3 Evolutionary relationships, questions and methods of otter ecology; 4 Habitats; 5 Groups and loners: social organization; 6 Scent marking and interactions: social behaviour; 7 Diet; 8 Resources: about fish and other prey; 9 Otters fishing: hunting behaviour and strategies; 10 Thermo-insulation: a limiting factor; 11 Populations, recruitment and competition; 12 Survival and mortality; 13 Syntheses: challenges to otter survival; 14 Otters, people and conservation; References |
Index |
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Sommario/riassunto |
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Otters are highly charismatic and popular animals of very considerable concern to conservationists worldwide. There is a real need for an affordable, well illustrated and appealing text that also contains substantial factual information. This book will build on the reputation of Kruuk's landmark monograph of the European Otter (Wild Otters) published by OUP in 1995. Furthermore, its broader scope to include all otter species should lead to a deeper synthesis that will greatly. expand |
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the book's overall relevance and potential readership. - ;Otters are highly charismatic and popular animals of |
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2. |
Record Nr. |
UNINA9910790313603321 |
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Autore |
McCool Michael |
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Titolo |
Structured parallel programming [[electronic resource] ] : patterns for efficient computation / / Michael McCool, Arch D. Robison, James Reinders |
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Pubbl/distr/stampa |
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Amsterdam ; ; Boston, Mass., : Elsevier/Morgan Kaufmann, 2012 |
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ISBN |
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1-280-77921-7 |
9786613689603 |
0-12-391443-4 |
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Edizione |
[1st edition] |
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Descrizione fisica |
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1 online resource (433 p.) |
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Altri autori (Persone) |
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RobisonArch D |
ReindersJames |
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Disciplina |
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Soggetti |
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Parallel programming (Computer science) |
Structured programming |
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Lingua di pubblicazione |
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Formato |
Materiale a stampa |
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Livello bibliografico |
Monografia |
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Note generali |
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Description based upon print version of record. |
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Nota di bibliografia |
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Includes bibliographical references and index. |
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Nota di contenuto |
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Front Cover; Structured Parallel Programming: Patterns for Efficient Computation; Copyright; Table of Contents; Listings; Preface; Preliminaries; 1 Introduction; 1.1 Think Parallel; 1.2 Performance; 1.3 Motivation: Pervasive Parallelism; 1.3.1 Hardware Trends Encouraging Parallelism; 1.3.2 Observed Historical Trends in Parallelism; 1.3.3 Need for Explicit Parallel Programming; 1.4 Structured Pattern-Based Programming; 1.5 Parallel Programming Models; 1.5.1 Desired Properties; 1.5.2 Abstractions Instead of Mechanisms; 1.5.3 Expression of Regular Data Parallelism; 1.5.4 Composability |
1.5.5 Portability of Functionality1.5.6 Performance Portability; 1.5.7 Safety, Determinism, and Maintainability; 1.5.8 Overview of Programming Models Used; Cilk Plus; Threading Building Blocks (TBB); OpenMP; Array Building Blocks (ArBB); OpenCL; 1.5.9 When to Use |
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Which Model?; 1.6 Organization of this Book; 1.7 Summary; 2 Background; 2.1 Vocabulary and Notation; 2.2 Strategies; 2.3 Mechanisms; 2.4 Machine Models; 2.4.1 Machine Model; Instruction Parallelism; Memory Hierarchy; Virtual Memory; Multiprocessor Systems; Attached Devices; 2.4.2 Key Features for Performance; Data Locality |
Parallel Slack2.4.3 Flynn's Characterization; 2.4.4 Evolution; 2.5 Performance Theory; 2.5.1 Latency and Throughput; 2.5.2 Speedup, Efficiency, and Scalability; 2.5.3 Power; 2.5.4 Amdahl's Law; 2.5.5 Gustafson-Barsis' Law; 2.5.6 Work-Span Model; 2.5.7 Asymptotic Complexity; 2.5.8 Asymptotic Speedup and Efficiency; 2.5.9 Little's Formula; 2.6 Pitfalls; 2.6.1 Race Conditions; 2.6.2 Mutual Exclusion and Locks; 2.6.3 Deadlock; 2.6.4 Strangled Scaling; 2.6.5 Lack of Locality; 2.6.6 Load Imbalance; 2.6.7 Overhead; 2.7 Summary; I Patterns; 3 Patterns; 3.1 Nesting Pattern |
3.2 Structured Serial Control Flow Patterns3.2.1 Sequence; 3.2.2 Selection; 3.2.3 Iteration; 3.2.4 Recursion; 3.3 Parallel Control Patterns; 3.3.1 Fork-Join; 3.3.2 Map; 3.3.3 Stencil; 3.3.4 Reduction; 3.3.5 Scan; 3.3.6 Recurrence; 3.4 Serial Data Management Patterns; 3.4.1 Random Read and Write; 3.4.2 Stack Allocation; 3.4.3 Heap Allocation; 3.4.4 Closures; 3.4.5 Objects; 3.5 Parallel Data Management Patterns; 3.5.1 Pack; 3.5.2 Pipeline; 3.5.3 Geometric Decomposition; 3.5.4 Gather; 3.5.5 Scatter; 3.6 Other Parallel Patterns; 3.6.1 Superscalar Sequences; 3.6.2 Futures |
3.6.3 Speculative Selection3.6.4 Workpile; 3.6.5 Search; 3.6.6 Segmentation; 3.6.7 Expand; 3.6.8 Category Reduction; 3.6.9 Term Graph Rewriting; 3.7 Non-Deterministic Patterns; 3.7.1 Branch and Bound; 3.7.2 Transactions; 3.8 Programming Model Support for Patterns; 3.8.1 Cilk Plus; Nesting, Recursion, Fork-Join; Reduction; Map, Workpile; Scatter, Gather; 3.8.2 Threading Building Blocks; Nesting, Recursion, Fork-Join; Map; Workpile; Reduction; Scan; Pipeline; Speculative Selection, Branch and Bound; 3.8.3 OpenMP; Map, Workpile; Reduction; Fork-Join |
Stencil, Geometric Decomposition, Gather, Scatter |
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Sommario/riassunto |
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Programming is now parallel programming. Much as structured programming revolutionized traditional serial programming decades ago, a new kind of structured programming, based on patterns, is relevant to parallel programming today. Parallel computing experts and industry insiders Michael McCool, Arch Robison, and James Reinders describe how to design and implement maintainable and efficient parallel algorithms using a pattern-based approach. They present both theory and practice, and give detailed concrete examples using multiple programming models. Examples are primarily given using two of |
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