PPT-Introduction to Algorithms

Graph Algorithms CSE 680 Prof Roger Crawfis Bipartiteness Graph G VE is bipartite iff it can be partitioned into two sets of nodes A and B such that each edge has one end in A and the other end in B. for Linear Algebra and Beyond. Jim . Demmel. EECS & Math Departments. UC Berkeley. 2. Why avoid communication? (1/3). Algorithms have two costs (measured in time or energy):. Arithmetic (FLOPS). Communication: moving data between . Chapter 4. Local search algorithms. Hill-climbing search. Simulated annealing search. Local beam search. Genetic algorithms. Outline. In many optimization problems, the . path. to the goal is irrelevant; the goal state itself is the . Lars . Arge. Spring . 2012. February . 27, 2012. Lars Arge. I/O-algorithms. 2. Random Access Machine Model. Standard theoretical model of computation:. Infinite memory. Uniform access cost. R . A. M. George Caragea, and Uzi Vishkin. University of Maryland. 1. Speaker. James Edwards. It has proven to be quite . difficult. to obtain significant performance improvements using current parallel computing platforms.. Annie . Yang and Martin Burtscher*. Department of Computer Science. Highlights. MPC compression algorithm. Brand-new . lossless . compression algorithm for single- and double-precision floating-point data. Erin Carson, Jim Demmel, Laura . Grigori. , Nick Knight, . Penporn. . Koanantakool. , . Oded. Schwartz, . Harsha. . Simhadri. Slides based on. ASPIRE Retreat, June 2015. 1. Outline. Strassen. Raman Veerappan. EPS 109 Final Project. Introduction. Goals. To examine various maze solving algorithms using MATLAB determine which algorithms are most effective for which mazes. Two main algorithms examined. Algorithm. Input. Output. 1. Analysis of Algorithms. How long does this take to open 1) know 2) don’t know. . Analysis of Algorithms. 2. If know combination O(n) . where n is number of rings. . If the alphabet is size m, O(nm). Instructor: Arun Sen. Office: BYENG . 530. Tel: 480-965-6153. E-mail: asen@asu.edu. Office Hours: . MW 3:30-4:30 or by appointment. TA: . TBA. Office. : TBA. Tel: . TBA. E-mail: . TBA. Office Hours. : . Problem - a well defined task.. Sort a list of numbers.. Find a particular item in a list.. Find a winning chess move.. Algorithms. A series of precise steps, known to stop eventually, that solve a problem.. Programming - Purpose, structure and the outline of a program.. An overview – programming is: . analysis of a scenario/problem. defining a specification. identifying input, process and output testing/debugging.. 1. Brute Force. A straightforward approach, usually based . directly. on the problem’s . statement and . definitions. . of the concepts involved. Examples – based directly on definitions:. Computing . 1. Brute Force. A straightforward approach, usually based . directly. on the problem’s . statement and . definitions. . of the concepts involved. Examples – based directly on definitions:. Computing . 1. Decrease-and-Conquer. Reduce . original problem . instance to . smaller . instance . of the same problem. Solve smaller . instance. Extend solution . of smaller . instance . to obtain solution to original instance.