77 Polylogarithmic PPTs View free & download

Estimating the longest increasing sequence in polylogarithmic time PowerPoint PPT Presentation

Estimating the longest increasing sequence in polylogarithmic time - Estimating the longest increasing sequence in polylogarithmic time C. Seshadhri (Sandia National Labs) Joint work with Michael Saks (Rutgers University)

Estimating the longest increasing sequence in polylogarithmic time C. Seshadhri (Sandia National Labs) Joint work with Michael Saks (Rutgers University)

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Polylogarithmic Approximation for Edit Distance (and the Asymmetric Query Complexity) PowerPoint PPT Presentation

Polylogarithmic Approximation for Edit Distance (and the Asymmetric Query Complexity) - Polylogarithmic Approximation for Edit Distance (and the Asymmetric Query Complexity) Robert Krauthgamer [Weizmann Institute] Joint with: Alexandr Andoni [Microsoft SVC]

Polylogarithmic Approximation for Edit Distance (and the Asymmetric Query Complexity) Robert Krauthgamer [Weizmann Institute] Joint with: Alexandr Andoni [Microsoft SVC]

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Polylogarithmic Inapproximability of Radio Broadcast PowerPoint PPT Presentation

Polylogarithmic Inapproximability of Radio Broadcast - Radio Broadcast. Undirected graph, v V wants to broadcast ... The radio broadcast problem. Given: a graph G,v. Find: a minimum number of rounds schedule. ...

Radio Broadcast. Undirected graph, v V wants to broadcast ... The radio broadcast problem. Given: a graph G,v. Find: a minimum number of rounds schedule. ...

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Polylogarithmic Private Approximations and Efficient Matching PowerPoint PPT Presentation

Polylogarithmic Private Approximations and Efficient Matching - Security: protocol does not reveal anything except for the value F(a,b) ... Flip a coin z with heads probability n((Da)i (Db)i)2/(kT) ...

Security: protocol does not reveal anything except for the value F(a,b) ... Flip a coin z with heads probability n((Da)i (Db)i)2/(kT) ...

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Exponential Speed-Up PowerPoint PPT Presentation

Exponential Speed-Up - max. matching, coloring, etc. Model. ... graph problem on G = (V,E) maximum degree of G polylogarithmic. nodes know neighbors in G. ... Theory for Sensor Networks ...

max. matching, coloring, etc. Model. ... graph problem on G = (V,E) maximum degree of G polylogarithmic. nodes know neighbors in G. ... Theory for Sensor Networks ...

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One Complexity Theorist PowerPoint PPT Presentation

One Complexity Theorist - One Complexity Theorist s View of Quantum Computing Lance Fortnow NEC Research Institute

One Complexity Theorist s View of Quantum Computing Lance Fortnow NEC Research Institute

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Mesh connected networks. Sorting algorithms PowerPoint PPT Presentation

Mesh connected networks. Sorting algorithms - Any nontrivial problem has no NC-algorithm on the mesh, since the diameter is too large. ... For example we cannot compute on a mesh minimum of n numbers in ...

Any nontrivial problem has no NC-algorithm on the mesh, since the diameter is too large. ... For example we cannot compute on a mesh minimum of n numbers in ...

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3.Growth of Functions PowerPoint PPT Presentation

3.Growth of Functions - 3.Growth of Functions Hsu, Lih-Hsing 3.1 Asymptotic notation g(n) is an asymptotic tight bound for f(n). ``= abuse The definition of required every member of ...

3.Growth of Functions Hsu, Lih-Hsing 3.1 Asymptotic notation g(n) is an asymptotic tight bound for f(n). ``= abuse The definition of required every member of ...

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Introduction%20to%20Algorithms%20(2nd%20edition) PowerPoint PPT Presentation

Introduction%20to%20Algorithms%20(2nd%20edition) - Introduction to Algorithms (2nd edition) by Cormen, Leiserson, Rivest & Stein ... convention. lg n = log2n (binary logarithm), ln n = logen (natural logarithm) ...

Introduction to Algorithms (2nd edition) by Cormen, Leiserson, Rivest & Stein ... convention. lg n = log2n (binary logarithm), ln n = logen (natural logarithm) ...

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The Computational Complexity of Satisfiability PowerPoint PPT Presentation

The Computational Complexity of Satisfiability - The Computational Complexity of Satisfiability Lance Fortnow NEC Laboratories America

The Computational Complexity of Satisfiability Lance Fortnow NEC Laboratories America

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Talks%20on%20parts%20of%204%20papers. PowerPoint PPT Presentation

Talks%20on%20parts%20of%204%20papers. - W[1]-Hard problem. n ratio approximation. This problem is clearly finding a Directed Steiner tree and a reverse directed Steiner tree. The Directed Steiner Tree ...

W[1]-Hard problem. n ratio approximation. This problem is clearly finding a Directed Steiner tree and a reverse directed Steiner tree. The Directed Steiner Tree ...

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Secure Algorithms and Data Structures for Massive Networks PowerPoint PPT Presentation

Secure Algorithms and Data Structures for Massive Networks - Attack: An adversary controls a constant fraction of nodes in the network ... Our algorithm makes use of a 'tournament' graph which has expander-like properties. ...

Attack: An adversary controls a constant fraction of nodes in the network ... Our algorithm makes use of a 'tournament' graph which has expander-like properties. ...

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Growth%20of%20Functions%201 PowerPoint PPT Presentation

Growth%20of%20Functions%201 - Growth of Functions 4. The 'sets' and their use big Oh ... Let f (n) and g(n) be asymptotically non-negative functions. We say ...

Growth of Functions 4. The 'sets' and their use big Oh ... Let f (n) and g(n) be asymptotically non-negative functions. We say ...

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Interconnection Networks PowerPoint PPT Presentation

Interconnection Networks - Interconnection Networks Using interconnection networks we can Connect processors to shared memory Connect processors to each other Interconnection media types

Interconnection Networks Using interconnection networks we can Connect processors to shared memory Connect processors to each other Interconnection media types

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Privacy-Protecting Statistics Computation: Theory and Practice PowerPoint PPT Presentation

Privacy-Protecting Statistics Computation: Theory and Practice - Protect database owners from revealing unnecessary information ... Statistics (single DB) ... m, use SPIR to learn m values (violates database privacy) ...

Protect database owners from revealing unnecessary information ... Statistics (single DB) ... m, use SPIR to learn m values (violates database privacy) ...

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On Euclidean Vehicle Routing With Allocation PowerPoint PPT Presentation

On Euclidean Vehicle Routing With Allocation - On Euclidean Vehicle Routing With Allocation Reto Sp hel, ETH Z rich Joint work with Jan Remy and Andreas Wei l TexPoint fonts used in EMF. Read the TexPoint ...

On Euclidean Vehicle Routing With Allocation Reto Sp hel, ETH Z rich Joint work with Jan Remy and Andreas Wei l TexPoint fonts used in EMF. Read the TexPoint ...

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Analysis of Algorithms PowerPoint PPT Presentation

Analysis of Algorithms - Analysis of Algorithms What does it mean to analyze? Strictly speaking analysis is the separation of an intellectual or substantial whole into its constituent parts ...

Analysis of Algorithms What does it mean to analyze? Strictly speaking analysis is the separation of an intellectual or substantial whole into its constituent parts ...

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Network Design and Bidimensionality PowerPoint PPT Presentation

Network Design and Bidimensionality - Mohammad T. Hajiaghayi University of Maryland * * * * * Outline Buy-at-bulk Network Design Prize-collecting Network Design Bidimensionality Theory Steiner Trees ...

Mohammad T. Hajiaghayi University of Maryland * * * * * Outline Buy-at-bulk Network Design Prize-collecting Network Design Bidimensionality Theory Steiner Trees ...

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Tractable and intractable problems for parallel computers PowerPoint PPT Presentation

Tractable and intractable problems for parallel computers - Title: Slide 1 Author: igor Last modified by: igor Created Date: 4/21/2006 9:11:34 AM Document presentation format: On-screen Show Company: The University of Liverpool

Title: Slide 1 Author: igor Last modified by: igor Created Date: 4/21/2006 9:11:34 AM Document presentation format: On-screen Show Company: The University of Liverpool

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Bulk Spin Resonance Quantum Information Processing PowerPoint PPT Presentation

Bulk Spin Resonance Quantum Information Processing - Scaling: time (1 ns/ft), space (DNA computers mass of the planet) ... Enabindex must all be 1, else choose the classical addend to be zero. ...

Scaling: time (1 ns/ft), space (DNA computers mass of the planet) ... Enabindex must all be 1, else choose the classical addend to be zero. ...

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Parallel Algorithms: status and prospects PowerPoint PPT Presentation

Parallel Algorithms: status and prospects - Parallel Algorithms: status and prospects Guo-Liang CHEN Dept.of computer Science and Technology National High Performance Computing Center at Hefei

Parallel Algorithms: status and prospects Guo-Liang CHEN Dept.of computer Science and Technology National High Performance Computing Center at Hefei

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Some Open Questions Related to Cuckoo Hashing PowerPoint PPT Presentation

Some Open Questions Related to Cuckoo Hashing - Could be on a long cycle. ... ( Reach empty bucket with inverse logarithmic probability.) Expansion gives such a bucket is found after O(log n) steps with high ...

Could be on a long cycle. ... ( Reach empty bucket with inverse logarithmic probability.) Expansion gives such a bucket is found after O(log n) steps with high ...

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How to Summarize the Universe: Dynamic Maintenance of Quantiles PowerPoint PPT Presentation

How to Summarize the Universe: Dynamic Maintenance of Quantiles - Blum, Floyd, Pratt, Rivest & Tarjan. Find the i'th element ... In a similar fashion to previous s, show that Y and ||A|| can be used to compute ||AI ...

Blum, Floyd, Pratt, Rivest & Tarjan. Find the i'th element ... In a similar fashion to previous s, show that Y and ||A|| can be used to compute ||AI ...

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Algorithms for Ad Hoc Networks PowerPoint PPT Presentation

Algorithms for Ad Hoc Networks - Nodes in an ad-hoc network are not 100% reliable ... Mobile Ad-Hoc Network (MANET) It is often ... 'Big Bang' (deployment) of a sensor and/or ad-hoc network: ...

Nodes in an ad-hoc network are not 100% reliable ... Mobile Ad-Hoc Network (MANET) It is often ... 'Big Bang' (deployment) of a sensor and/or ad-hoc network: ...

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What cannot be computed locally PowerPoint PPT Presentation

What cannot be computed locally - Maximal matching (MM) ... The same time lower bounds for MM and MIS can be shown by a simple reduction. ... that computing a MM achieves a constant ...

Maximal matching (MM) ... The same time lower bounds for MM and MIS can be shown by a simple reduction. ... that computing a MM achieves a constant ...

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RARE APPROXIMATION RATIOS PowerPoint PPT Presentation

RARE APPROXIMATION RATIOS - Coping with the difficulty: approximation. Minimization or maximization. ... The integral H2 log k (k is # groups) (log k)2 gap ...

Coping with the difficulty: approximation. Minimization or maximization. ... The integral H2 log k (k is # groups) (log k)2 gap ...

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The Small World Phenomenon: An Algorithmic Perspective PowerPoint PPT Presentation

The Small World Phenomenon: An Algorithmic Perspective - Manku et al. (2002) Symphony. arrange all participants in a ring I [0,1) ... Symphony: Distributed hashing in a small world. ...

Manku et al. (2002) Symphony. arrange all participants in a ring I [0,1) ... Symphony: Distributed hashing in a small world. ...

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Analysis of Algorithms - Strictly speaking analysis is the separation of an intellectual ... [American ... [American Heritage Dictionary] [Levitin 2003]. The Design and Analysis ...

Strictly speaking analysis is the separation of an intellectual ... [American ... [American Heritage Dictionary] [Levitin 2003]. The Design and Analysis ...

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Exact and Approximate Distances in Graphs PowerPoint PPT Presentation

Exact and Approximate Distances in Graphs - directed graphs, nonnegative integer edge weights, randomized algorithms. Thorup '96 ... Directed SSSP with real edge weights in o(mn) time? ...

directed graphs, nonnegative integer edge weights, randomized algorithms. Thorup '96 ... Directed SSSP with real edge weights in o(mn) time? ...

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Prize Collecting Cuts PowerPoint PPT Presentation

Prize Collecting Cuts - Input: Undirected graph G = (V,E), root vertex r, and integer K, 0 K |V ... Otherwise, |S| 8K, and for every subset R of size between K and 8K, cap(R) B. ...

Input: Undirected graph G = (V,E), root vertex r, and integer K, 0 K |V ... Otherwise, |S| 8K, and for every subset R of size between K and 8K, cap(R) B. ...

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Search in structured networks PowerPoint PPT Presentation

Search in structured networks - http://projects.si.umich.edu/netlearn/NetLogo4/RAndPrefAttachment.html ... Cubicle distance vs. probability of being linked. optimum for search ...

http://projects.si.umich.edu/netlearn/NetLogo4/RAndPrefAttachment.html ... Cubicle distance vs. probability of being linked. optimum for search ...

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CMPE 49B Sp. Top. in CMPE: Multi-Core Programming PowerPoint PPT Presentation

CMPE 49B Sp. Top. in CMPE: Multi-Core Programming - Title: CMPE 49B Sp. Top. in CMPE: Multi-Core Programming Author: Can Ozturan Last modified by: a Created Date: 3/6/1998 1:25:44 AM Document presentation format

Title: CMPE 49B Sp. Top. in CMPE: Multi-Core Programming Author: Can Ozturan Last modified by: a Created Date: 3/6/1998 1:25:44 AM Document presentation format

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Perspective on Lower Bounds: Diagonalization PowerPoint PPT Presentation

Perspective on Lower Bounds: Diagonalization - Title: Perspectives on Author: Lance Fortnow Last modified by: Lance Fortnow Created Date: 3/28/2000 9:24:29 PM Document presentation format: On-screen Show

Title: Perspectives on Author: Lance Fortnow Last modified by: Lance Fortnow Created Date: 3/28/2000 9:24:29 PM Document presentation format: On-screen Show

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Jie Wu - COT 6930 Ad Hoc Networks (Part III) Jie Wu Department of Computer Science and Engineering Florida Atlantic University Boca Raton, FL 33431 ...

COT 6930 Ad Hoc Networks (Part III) Jie Wu Department of Computer Science and Engineering Florida Atlantic University Boca Raton, FL 33431 ...

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A Practical Algorithm for Constructing Oblivious Routing Schemes PowerPoint PPT Presentation

A Practical Algorithm for Constructing Oblivious Routing Schemes - University of Paderborn. Theoretical Computer ... amortize the new created capacity against edges in. an edge is used at most times for amortization since ...

University of Paderborn. Theoretical Computer ... amortize the new created capacity against edges in. an edge is used at most times for amortization since ...

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DISCRETE MATHEMATICS Lecture 13 PowerPoint PPT Presentation

DISCRETE MATHEMATICS Lecture 13 - The algorithmic complexity of a computation is, most generally, a measure of how ... Most algorithms have different complexities for inputs of different sizes. E.g. ...

The algorithmic complexity of a computation is, most generally, a measure of how ... Most algorithms have different complexities for inputs of different sizes. E.g. ...

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INTRODUCTION TO PowerPoint PPT Presentation

INTRODUCTION TO - ... but we will also consider memory (space), non-determinism, randomness... ( self-reducibility) ... What is the power of non-determinism in (small) space? ...

... but we will also consider memory (space), non-determinism, randomness... ( self-reducibility) ... What is the power of non-determinism in (small) space? ...

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Tractable and intractable problems for parallel computers - A computational problem is complete for a complexity class when it is, in a ... Given an initial configuration of Conway's Game of Life, a particular cell, ...

A computational problem is complete for a complexity class when it is, in a ... Given an initial configuration of Conway's Game of Life, a particular cell, ...

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Compact Representations in Streaming Algorithms PowerPoint PPT Presentation

Compact Representations in Streaming Algorithms - Problem with the single counter scheme: variance is too high ... Variance of estimator dominated by contribution of large elements ...

Problem with the single counter scheme: variance is too high ... Variance of estimator dominated by contribution of large elements ...

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Experimental Mathematics and Optimization PowerPoint PPT Presentation

Experimental Mathematics and Optimization - Applications: Euler sums, Apery-like series, Ramanujan-like series. Numerical integration Gaussian quadrature. Tanh-sinh quadrature. Applications: ...

Applications: Euler sums, Apery-like series, Ramanujan-like series. Numerical integration Gaussian quadrature. Tanh-sinh quadrature. Applications: ...

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Minimizing%20Efficiency%20Loss%20in%20Mechanism%20and%20Protocol%20Design PowerPoint PPT Presentation

Minimizing%20Efficiency%20Loss%20in%20Mechanism%20and%20Protocol%20Design - Auction design: players have private 'valuations' for goods ... Moulin mechanism: simulate ascending auction using ? to compute prices at each iteration. ...

Auction design: players have private 'valuations' for goods ... Moulin mechanism: simulate ascending auction using ? to compute prices at each iteration. ...

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Distributed Data Structures: A Survey PowerPoint PPT Presentation

Distributed Data Structures: A Survey - Question: nearest common ancestor nca(x,y) for some vertices x,y? ... [Winkler '83 (Squashed Cube Conjecture)] 11n bits and O(loglogn) time decoder ...

Question: nearest common ancestor nca(x,y) for some vertices x,y? ... [Winkler '83 (Squashed Cube Conjecture)] 11n bits and O(loglogn) time decoder ...

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Introduction Outline PowerPoint PPT Presentation

Introduction Outline - A design so expressed is called an algorithm(s) ... Determining an estimate of the time and memory requirement of the algorithm. ...

A design so expressed is called an algorithm(s) ... Determining an estimate of the time and memory requirement of the algorithm. ...

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Computational Complexity PowerPoint PPT Presentation

Computational Complexity - Feasible: is there a very fast algorithm to solve a particular problem? ... 3-coloring. NO! YES!. 19. April 2000. S. Abiteboul -- complexity. More NP-complete problems ...

Feasible: is there a very fast algorithm to solve a particular problem? ... 3-coloring. NO! YES!. 19. April 2000. S. Abiteboul -- complexity. More NP-complete problems ...

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22' Growth of Function, Complexity of Algorithm PowerPoint PPT Presentation

22' Growth of Function, Complexity of Algorithm - 'Big-O' Proof Examples. Show that 30n 8 is O(n). Show c,k: n k: 30n 8 cn. ... Big-O example, graphically. Increasing n. Value of function. n. 30n 8. cn = 31n ...

'Big-O' Proof Examples. Show that 30n 8 is O(n). Show c,k: n k: 30n 8 cn. ... Big-O example, graphically. Increasing n. Value of function. n. 30n 8. cn = 31n ...

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Distributed Coloring PowerPoint PPT Presentation

Distributed Coloring - G(V, E), V represents the set of processors and E represents communication links ... A Las Vegas algorithm is a randomized algorithm that always produces a correct ...

G(V, E), V represents the set of processors and E represents communication links ... A Las Vegas algorithm is a randomized algorithm that always produces a correct ...

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Hardware ParallelDistributed Processing High Performance Computing Top 500 list Grid computing PowerPoint PPT Presentation

Hardware ParallelDistributed Processing High Performance Computing Top 500 list Grid computing - ... independent processors into a single package, often a single integrated circuit. ... can be used to interconnect distributed computational resources and present ...

... independent processors into a single package, often a single integrated circuit. ... can be used to interconnect distributed computational resources and present ...

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Poster Presentations by Students and Postdocs PowerPoint PPT Presentation

Poster Presentations by Students and Postdocs - Poster Presentations by Students and Postdocs PORTIA Project Site Visit Stanford CA, May 12-13, 2005 http://crypto.stanford.edu/portia/ Paper: Secure Computation ...

Poster Presentations by Students and Postdocs PORTIA Project Site Visit Stanford CA, May 12-13, 2005 http://crypto.stanford.edu/portia/ Paper: Secure Computation ...

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Algorithms for Ad Hoc and Sensor Networks PowerPoint PPT Presentation

Algorithms for Ad Hoc and Sensor Networks - In local algorithms, nodes must decide only using local knowledge. ... Algorithms also work if interference radius transmission radius ...

In local algorithms, nodes must decide only using local knowledge. ... Algorithms also work if interference radius transmission radius ...

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The Quintessential Questions of Computer Science PowerPoint PPT Presentation

The Quintessential Questions of Computer Science - ... of the intriguing open scientific questions lying at the heart ... But the open problem remains. Is there a scientific basis for making. reliable software? ...

... of the intriguing open scientific questions lying at the heart ... But the open problem remains. Is there a scientific basis for making. reliable software? ...

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Tea as ed - ?? ??? a ape????eta? se ?s??? f??t?t?? ?????? ?a ap??t?s??? as???? ... Computer Science, volume 2976, Buenos Aires, Argentina, April 5-8, 2004, pages 466-473. ...

?? ??? a ape????eta? se ?s??? f??t?t?? ?????? ?a ap??t?s??? as???? ... Computer Science, volume 2976, Buenos Aires, Argentina, April 5-8, 2004, pages 466-473. ...

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Bogazici University Department of Computer Engineering CmpE 220 Discrete Mathematics 07' Algorithmic PowerPoint PPT Presentation

Bogazici University Department of Computer Engineering CmpE 220 Discrete Mathematics 07' Algorithmic - Based on Rosen, Discrete Mathematics & Its Applications, 5e ... Corollary: General impossibility of predictive analysis of arbitrary computer programs. ...

Based on Rosen, Discrete Mathematics & Its Applications, 5e ... Corollary: General impossibility of predictive analysis of arbitrary computer programs. ...

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University of Florida Dept. of Computer PowerPoint PPT Presentation

University of Florida Dept. of Computer - Dept. of Computer & Information Science & Engineering. COT 3100. Applications of Discrete Structures ... Battery life, electricity cost, computer overheating! ...

Dept. of Computer & Information Science & Engineering. COT 3100. Applications of Discrete Structures ... Battery life, electricity cost, computer overheating! ...

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Chapter 3: The Fundamentals: Algorithms, the Integers, and Matrices PowerPoint PPT Presentation

Chapter 3: The Fundamentals: Algorithms, the Integers, and Matrices - The Fundamentals: Algorithms, the Integers, and Matrices (c) ... Definiteness. Precisely defined. Correctness. Outputs correctly relate to inputs. Finiteness. ...

The Fundamentals: Algorithms, the Integers, and Matrices (c) ... Definiteness. Precisely defined. Correctness. Outputs correctly relate to inputs. Finiteness. ...

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Online Multi-Path Routing in a Maze PowerPoint PPT Presentation

Online Multi-Path Routing in a Maze - Online Multi-Path Routing in a Maze- 4. First Works (1) Routing in Packet Radio Networks ... the algorithm with the best online-algorithm for the class of ...

Online Multi-Path Routing in a Maze- 4. First Works (1) Routing in Packet Radio Networks ... the algorithm with the best online-algorithm for the class of ...

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Communication protocols for packet radio networks PowerPoint PPT Presentation

Communication protocols for packet radio networks - Data-link protocols for shared wire or medium. Ad hoc & mobility issues ... [Clementi,Monti,Silvestri ESA'01] -- temporary leavings -- reasonable model wanted! ...

Data-link protocols for shared wire or medium. Ad hoc & mobility issues ... [Clementi,Monti,Silvestri ESA'01] -- temporary leavings -- reasonable model wanted! ...

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Polylogarithmic PowerPoint PPT Presentations