PPT-An Optimal Algorithm for Finding Heavy Hitters

Author : briana-ranney | Published Date : 2018-03-01

David Woodruff IBM Almaden Based on works with Vladimir Braverman Stephen R Chestnut Nikita Ivkin Jelani Nelson and Zhengyu Wang Streaming Model Stream of

Presentation Embed Code

Download Presentation

Download Presentation The PPT/PDF document "An Optimal Algorithm for Finding Heavy H..." is the property of its rightful owner. Permission is granted to download and print the materials on this website for personal, non-commercial use only, and to display it on your personal computer provided you do not modify the materials and that you retain all copyright notices contained in the materials. By downloading content from our website, you accept the terms of this agreement.

An Optimal Algorithm for Finding Heavy Hitters: Transcript

David Woodruff IBM Almaden Based on works with Vladimir Braverman Stephen R Chestnut Nikita Ivkin Jelani Nelson and Zhengyu Wang Streaming Model Stream of elements a 1 a. Yehuda. . Afek. Anat. . Bremler. -Barr. . Shir. Landau . Feibish. This work is part of the . Kabarnit. –Cyber Consortium (2012-2014) under Magnet program, funded by the chief scientist in the Israeli ministry of Industry, Trade and Labor. . Li . Tak. Sing(. 李德成. ). Lectures 20-22. 1. Section 4.3.3 Well-founded orders. Well-founded. A . poset. is said to be well-founded if every descending chain of elements is finite. In this case, the partial order is called a well-founded order.. Vladimir . Braverman. . (JHU). Stephen R. . Chestnut . (ETH). Nikita . Ivkin. . (JHU). David P. . Woodruff . (IBM). Streaming Model. Stream of elements a. 1. , …, a. m. . in . [n] = {1, …, n. David Woodruff . IBM . Almaden. Based on works with Vladimir . Braverman. , Stephen R. Chestnut Nikita . Ivkin. , Jelani Nelson, and . Zhengyu. Wang. Streaming Model. Stream of elements a. 1. , …, a. David Woodruff . IBM . Almaden. J. oint works with Arnab Bhattacharyya, Vladimir . Braverman. , Stephen R. Chestnut, . Palash. . Dey. Nikita . Ivkin. , Jelani Nelson, and . Zhengyu. Wang. Streaming Model. Evaluation. . Sequential: runtime (execution time). . Ts. =T (. InputSize. ). . Parallel: runtime (. s. tart-->last PE ends). . Tp. =T (. InputSize,p,architecture. ). . Note: Cannot be Evaluated in Isolation from the Parallel architecture. Vibhaalakshmi Sivaraman. Srinivas Narayana, Ori . RottenSTREICH. , MUTHU . MuthuKRSISHNAN. , JENNIFER REXFORD. 1. Heavy Hitter Flows. Flows above a certain threshold of total packets. “Top-. k. ” flows by size. Revere . .294. Span . .283. Doumit. . .275. Carroll . .268. Top Pitchers. Pitcher Wins Losses ERA. Diamond 12 9 3.54. Deduno. 6 5 4.44. Gray 6 1 5.71. Top Hitters. Player Average. Mauer. .. 319. Revere .. David Woodruff . IBM . Almaden. J. oint works with Arnab Bhattacharyya, Vladimir . Braverman. , Stephen R. Chestnut, . Palash. . Dey. Nikita . Ivkin. , Jelani Nelson, and . Zhengyu. Wang. Streaming Model. David Woodruff . IBM . Almaden. J. oint works with Arnab Bhattacharyya, Vladimir . Braverman. , Stephen R. Chestnut, . Palash. . Dey. Nikita . Ivkin. , Jelani Nelson, and . Zhengyu. Wang. Streaming Model. Greedy algorithms, coin changing problem. Haidong. . Xue. Summer 2012, at GSU. What is a greedy algorithm?. Greedy algorithm. : “an algorithm always makes the choice that looks best at the moment”. David Woodruff . IBM . Almaden. Based on works with Vladimir . Braverman. , Stephen R. Chestnut Nikita . Ivkin. , Jelani Nelson, and . Zhengyu. Wang. Streaming Model. Stream of elements a. 1. , …, a. Vibhaalakshmi Sivaraman. Srinivas Narayana, Ori . RottenSTREICH. , MUTHU . MuthuKRSISHNAN. , JENNIFER REXFORD. 1. Heavy Hitter Flows. Flows above a certain threshold of total packets. “Top-. k. ” flows by size. Why Social Graphs Are Different. Communities. Finding Triangles. Jeffrey D. Ullman. Stanford University/. Infolab. Social Graphs. Graphs can be either directed or undirected.. Example. : The Facebook “friends” graph (undirected)..

Download Document

Here is the link to download the presentation.
"An Optimal Algorithm for Finding Heavy Hitters"The content belongs to its owner. You may download and print it for personal use, without modification, and keep all copyright notices. By downloading, you agree to these terms.