Thiết Kế và Phân Tích Trường Hợp Xấu Nhất của Các Thuật Toán Tương Tác và Xấp Xỉ

Trường đại học

University of California, San Diego

Chuyên ngành

Computer Science

Người đăng

Ẩn danh

Thể loại

dissertation

2007

127
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0

Phí lưu trữ

30.000 VNĐ

Mục lục chi tiết

Signature Page

List of Figures

List of Tables

Vita, Publications, and Fields of Study

1. Online and Dynamic Computations

2. The Majority Problem

2.1. Background

2.2. Optimal Winning Strategies

2.2.1. Current best bounds

3. Expander Graphs to Rescue

4. From Majority to Plurality

4.1. A Natural Extension of Majority

4.2. Optimal Winning Strategies

4.2.1. Adaptive strategies for the Plurality problem

5. Majority Game with Liars

5.1. Error-tolerance and Rényi-Ulam’s Liar Game

5.2. Majority Game with Liars

5.2.1. Majority Game with at most t = 1 lie

5.2.2. Majority Game with at most t ≥ 2 lies

6. The 2BPS Problem

6.1. Motivation and Background

6.2. Simple Greedy Algorithm A

6.2.1. The packing graphs

6.2.2. Better Approximation Ratio for 2BPS for large weights

6.2.2.1. More about the packing graphs
6.2.2.2. (2 − 1/k)-approximation Algorithm Ak

6.2.3. A lower bound for all online algorithms

7. An ε-Improvement Approximation

7.2. ε-Improvement for 2BPS

7.3. Better Approximation Ratio for large Weights

7.3.1. The IN C k algorithm

8. Dynamic Setting for 2BPS

9. Summary and Discussion

Appendix A: Proof of Lower Bound of M O2

Appendix B: Proof of Theorem 6