'Correctness' diaporamas de présentation

Software Quality Assurance (Lecture 14)

Software Quality Assurance (Lecture 14) Dr. R. Mall Organization of this Lecture : Introduction Quality Engineering. Quality control and Quality Assurance ISO 9000 SEI CMM Summary Introduction Traditional definition of quality: fitness of purpose,

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Minimum-Cost Spanning Tree

Minimum-Cost Spanning Tree. weighted connected undirected graph spanning tree cost of spanning tree is sum of edge costs find spanning tree that has minimum cost. 8. 10. 14. 1. 3. 5. 7. 3. 7. 12. 6. 4. 2. 2. 4. 6. 8. 9. Example. Network has 10 edges.

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Chapter 10 Multiprocessor and Real-Time Scheduling

Chapter 10 Multiprocessor and Real-Time Scheduling. Classifications of Multiprocessors. Loosely coupled multiprocessor. each processor has its own memory and I/O channels Functionally specialized processors. such as I/O processor controlled by a master processor

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Evaluating Internet Research Resources

Evaluating Internet Research Resources. Newsstand: Grab information at random?. The Diversity of Information. Information is a Commodity Available in Many Flavors there is an extremely wide variety of material on the Internet, ranging in its accuracy, reliability, and value.

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Extracting Building Footprints from LiDAR and Aerial Imagery in the Wildland Urban Interface (WUI)

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Correctness

Correctness. Quality Perceptions. The perception of quality associated with your code is typically bound to: Correctness Efficiency (speed of execution usually) Cost (if it costs more, it must be better right?) Robustness Flexibility Functionality Maintainability Security Usability

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Statistics and Probability in Geosciences:

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Two Segments Intersect?

x < x ? x > x ? y < y ? y > y. if and only if. 4 1 3 2 4 1 3 2. ( x , y ). 4 4. ( x , y ). 2 2. M. ( x , y ). 3 3. L. ( x , y ). 1 1. Two Segments Intersect? .

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Convex Sets & Concave Sets

p. p. R. R. 1. 2. q. q. Concave. Convex. Convex Sets & Concave Sets. A planar region R is called convex if and only if for any pair of points p, q in R , the line segment pq lies completely in R . . Otherwise, it is called concave . . An Example. 4. 1. 2. 3.

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Efficient Private Matching and Set Intersection

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DFA Minimization: The Idea

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Dual Execution Protocols (for when semi-honest is only semi-good-enough)

Dual Execution Protocols (for when semi-honest is only semi-good-enough). DHOSA MURI Review UVa Falls Church 8 December 2011. David Evans University of Virginia http://www.cs.virginia.edu/evans http://www.MightBeEvil.com. SVA. Cryptographic secure computation.

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Combining Abstract Interpreters

Combining Abstract Interpreters. Ashish Tiwari SRI. Sumit Gulwani Microsoft Research Redmond, Group. R A D. Motivation. a 1 := 0; a 2 := 0; b 1 := 1; b 2 := F(1); c 1 := 2; c 2 := 2;. a 1 := a 1 +1; a 2 := a 2 +2; b 1 := F(b 1 ); b 2 := F(b 2 );

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Combining Abstract Interpreters

Combining Abstract Interpreters. Ashish Tiwari SRI. Sumit Gulwani Microsoft Research Redmond, Group. R A D. Motivation. a 1 := 0; a 2 := 0; b 1 := 1; b 2 := F(1); c 1 := 2; c 2 := 2;. a 1 := a 1 +1; a 2 := a 2 +2; b 1 := F(b 1 ); b 2 := F(b 2 );

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The ancestor problem

The ancestor problem . For the ancestor problem we have the following rules in AnsProlog: anc(X,Y)<- par(X,Y). anc(X,Y)<- par(X,Z), anc(Z,Y). par(a,b). par(b,c). par(d,c). These rules work for the Closed World Assumption. Ancestor problem (contd.).

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Operating Systems Exercises

Operating Systems Exercises. Submission Guidelines. Fall 2008. Exercises. 3 to 4 exercises Each exercise: 10% of grade Two-Three weeks for each exercise Last exercise oral exam: no later than 22.1.2008. Teams. Exercises may be done in teams of any size. Yes, any size.

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Lecture 1: Introduction

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The Greedy Method

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