PPT-New Algorithms for Heavy Hitters in Data Streams

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. Pedersen, . Kristensen. , . Friberg. , 2014, . PlosOne. , Volume 9, 1-10. Katie Halvorson. Introduction to area. Methods and ideas on project. Results from project. S. ummary. Overview. Catchment areas of Jutland, Denmark. Written by Amir Kirsh, Edited by Liron Blecher. Agenda. System Parameters. File Class. I/O Streams. Reading from the standard input. Scanner Class. Binary files. Text files and character encoding. 3. 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. Susan Price. Department of Biological Sciences, York College. Introduction. . Macroinvertebrates. can play an integral role in aquatic environments. These organisms are . detrivores. , meaning they break down leaf matter in which they also live (Freshwater 2004). Although this leaf material provides ample protection for . Streams in karst areas sometimes lose large volumes of surface water through gradual loss into underground caverns. . Environmental Concerns with Karst. More Concerns. Cow manure in streams can lead directly to underground cavern systems.. Ricardo H. Taniwaki, Jeremy J. Piggott, Silvio F. B. Ferraz, Christoph D. Matthaei. Department of Forest Sciences, University of São Paulo, . ESALQ, São Paulo, Brazil.. Department of Zoology, University of Otago, Dunedin, New Zealand.. Omid Alipourfard. , Masoud Moshref, Minlan Yu. {. alipourf. , . moshrefj. , . minlanyu. }@. usc.edu. Software Switches are Popular. Data centers. : . “Use the cloud to manage the cloud”. Load balancer and Firewall on VMs. 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. Grigory. . Yaroslavtsev. http://grigory.us. Lecture . 3. : Streaming. Slides at . http://grigory.us/big-data-class.html. Count-Min Sketch. https. ://sites.google.com/site/countminsketch/. Stream: . elements from universe . 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. 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? Tao Huang, . Shrideep. . Pallickara. , Geoffrey Fox. Community Grids Lab. Indiana University, Bloomington. . {. taohuang. , . spallick. , . gcf}@indiana.edu. Outline. Analysis of existing Collaboration and Annotation Systems. NBA Streams - The Official NBA Streams Reddit Vermont Monitoring Cooperative’s. Annual Meeting. December 11, 2015. A LITTLE PERSPECTIVE . VT DEC has monitored the effects of acid deposition on remote lakes since the summer of 1980. This program is referred to as the Vermont Long-Term Monitoring Program or LTM. It is funded in part by the US EPA..