algorithm engineering gpu algorithmen stefan edelkamp
TRANSCRIPT
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Algorithm Engineering „GPU Algorithmen“
Stefan Edelkamp
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Übersicht
GPU Architektur und Effektivität CUDA Programmierung Matrixmultiplikation Lösen von linearen Gleichungssystemen Anwendung: Probabilistische Modellprüfung Experimente Breitensuche und Retrograde Analyse auf der
GPU
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GPU Architektur (GTX 280 Chip)
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Effektivität
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CUDA
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CUDA Programmierung
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CUDA Programmierung
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CUDA Programmierung
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Hierarchischer Speicher
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Lösen von linearen Gleichungssystemen
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Darstellung dünner Matrizen
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Adaption
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Berechnung auf der GPU
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Anwendung: Probabilistische Modellprüfung
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Anwendung: Probabilistische Modellprüfung
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Anwendung: Probabilistische Modellprüfung
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Anwendung: Probabilistische Modellprüfung
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Anwendung: Probabilistische Modellprüfung
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Aufteilung der Matrix
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Termination
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Algorithmus
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Experimente
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Experimente
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Experimente
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Ergebnis
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Experimente
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Ergebnis
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Einfache vs. Doppelte Präzision
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Breitensuche auf der GPU
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Perfektes Hashen auf der CPUExpansion und Ranking auf der GPU
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PseudeCode
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Kernel Funktionen
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Solitär
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Ergebnisse Solitär
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Frösche und Kröten
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Ergebnis Frösche und Kröten
Lösung: 115worst-case: 117Züge
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Fuchs und Gänse
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Ergebnis Fuchs und Hennen