PPT-Beating CountSketch for Heavy Hitters in Insertion Streams

Author : danika-pritchard | Published Date : 2016-08-15

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

Presentation Embed Code

Download Presentation

Download Presentation The PPT/PDF document "Beating CountSketch for Heavy Hitters in..." 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.

Beating CountSketch for Heavy Hitters in Insertion Streams: Transcript

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. 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. . Aisling Cleary . Traditional Heart Transplants. First heart transplant = performed in 1967. Today 3,800 performed worldwide per year . Traditionally transported in cooler on ice. Picture of first heart transplant in 1967. 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. 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. 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. 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. 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. Xiaoming. Sun and David P. Woodruff. Chinese Academy of Sciences and IBM Research-. Almaden. Streaming Models. Long sequence of items appear one-by-one. numbers, points, edges, …. (usually) . adversarially. Stream Estimation 1: Count-Min Sketch Contd.. Input data element enter one after another (i.e., in a stream ). Cannot store the entire stream accessibly How do you make critical calculations about the stream using a limited amount of memory? 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.
"Beating CountSketch for Heavy Hitters in Insertion Streams"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.