'Parallel prefix' diaporamas de présentation

CS184a: Computer Architecture (Structure and Organization)

CS184a: Computer Architecture (Structure and Organization). Day 10: January 31, 2003 Compute 2:. Last Time. LUTs area structure big LUTs vs. small LUTs with interconnect design space optimization. Today. Cascades ALUs PLAs. Last Time. Larger LUTs Less interconnect delay

634 views • 53 slides

Survey of Parallel Computation

Survey of Parallel Computation. Larry Snyder University of Washington, Seattle. Course Logistics. Teaching Assistant: Carlson No Textbook Take lecture notes -- the slides will be online sometime after lecture Occasional homework problems, including programming in ZPL Final Exam.

585 views • 50 slides

Potential for Parallel Computation

Potential for Parallel Computation. Module 2. Potential for Parallelism . Much trivially parallel computing Independent data, accounts Nothing to study Interest is in problems in which parallelism is not obvious or communication & coordination is necessary. Main Topics. Prefix Algorithms

579 views • 36 slides

CS 240A: Parallel Prefix Algorithms or Tricks with Trees

555 views • 33 slides

Parallel Prefix Algorithms, or Tricks with Trees

455 views • 32 slides

CS 240A: Parallel Prefix Algorithms or Tricks with Trees

439 views • 31 slides

CSE332: Data Abstractions Lecture 20 : Parallel Prefix, Pack, and Sorting

539 views • 29 slides

Dan Grossman Last Updated : November 2012

A Sophomoric Introduction to Shared-Memory Parallelism and Concurrency Lecture 3 Parallel Prefix, Pack, and Sorting. Dan Grossman Last Updated : November 2012 For more information, see http://www.cs.washington.edu/homes/djg/teachingMaterials/. Outline. Done:

541 views • 28 slides

CSE 311 Foundations of Computing I

CSE 311 Foundations of Computing I. Lecture 25 Circuits for FSMs, Carry-Look-Ahead Adders Autumn 2011. Announcements. Nice overview of adder circuits at http://www.aoki.ecei.tohoku.ac.jp/arith/mg/algorithm.html. Last lecture highlights. Languages not recognized by any DFA

341 views • 23 slides

CS 267 Tricks with Trees

CS 267 Tricks with Trees. James Demmel www.cs.berkeley.edu/~demmel/cs267_Spr14. Outline. A log n lower bound to compute any function in parallel Reduction and broadcast in O(log n) time Parallel prefix (scan) in O(log n) time Adding two n-bit integers in O(log n) time

319 views • 23 slides

Parallelizing METIS

A Graph Partitioning Algorithm Zardosht Kasheff. Parallelizing METIS. Sample Graph. Goal : Partition graph into n equally weighted subsets such that edge cut is minimized Edge-cut: Sum of weights of edges whose nodes lie in different partitions

489 views • 23 slides

CS 267 Tricks with Trees

CS 267 Tricks with Trees. James Demmel www.cs.berkeley.edu/~demmel/cs267_Spr09. Outline. A log n lower bound to compute any function in parallel Reduction and broadcast in O(log n) time Parallel prefix (scan) in O(log n) time Adding two n-bit integers in O(log n) time

331 views • 22 slides

NETWORK-ON-CHIP HARDWARE ACCELERATORS FOR BIOLOGICAL SEQUENCE ALIGNMENT

NETWORK-ON-CHIP HARDWARE ACCELERATORS FOR BIOLOGICAL SEQUENCE ALIGNMENT. Author: Souradip Sarkar; Gaurav Ramesh Kulkarni; Partha Pratim Pande; and Ananth Kalyanaraman Publisher: IEEE TRANSACTIONS ON COMPUTERS, JANUARY 2010 Presenter: Chin-Chung Pan Date: 2010/09/08. OUTLINE.

314 views • 22 slides

CS 267 Tricks with Trees

CS 267 Tricks with Trees. James Demmel www.cs.berkeley.edu/~demmel/cs267_Spr05. Outline. A log n lower bound to compute any function in parallel Reduction and broadcast in O(log n) time Parallel prefix (scan) in O(log n) time Adding two n-bit integers in O(log n) time

242 views • 15 slides

CS 267 Tricks with Trees

CS 267 Tricks with Trees. James Demmel www.cs.berkeley.edu/~demmel/cs267_Spr06. Outline. A log n lower bound to compute any function in parallel Reduction and broadcast in O(log n) time Parallel prefix (scan) in O(log n) time Adding two n-bit integers in O(log n) time

245 views • 15 slides

Time Parallel Simulations II

Time Parallel Simulations II. ATM Multiplexers and G/G/1 Queues. Outline. Time Parallel Simulation using Regeneration Points ATM Multiplexer Simulation Simulation Using Parallel Prefix G/G/1 Queue Simulation Summary. I 1. I 2. Out. I N. Example: ATM Multiplexer.

304 views • 14 slides

Lecture 7 PRAM Algorithm: Parallel Prefix

331 views • 12 slides

Lecture 5 PRAM Algorithm: Parallel Prefix

269 views • 12 slides

Lecture 6 More PRAM Algorithm

Lecture 6 More PRAM Algorithm. Parallel Computing Fall 2008. Application of Parallel Prefix: Binary Number Addition. Add two n -bit binary numbers in 2 lg n + 1 steps using an n -leaf c.b.t.(complete binary tree) Sequential algorithm requires n steps. Binary addition example:

265 views • 11 slides

Parallel and Distributed Simulation

Parallel and Distributed Simulation. Time Parallel Simulation. Outline. Space-Time Framework Time Parallel Simulation Parallel Cache Simulation Simulation Using Parallel Prefix. space-parallel simulation (e.g., Time Warp). LP 1. LP 2. region in space-time diagram. LP 3.

232 views • 11 slides