'Reduce data' presentation slideshows

Chapter 13: I/O Systems

Chapter 13: I/O Systems. I/O Hardware Application I/O Interface Kernel I/O Subsystem Transforming I/O Requests to Hardware Operations Streams Performance. I/O Hardware. Incredible variety of I/O devices Common concepts Port Bus (daisy chain or shared direct access)

456 views • 31 slides

Intrinsic Shortest Path Length: A New, Accurate A Priori Wirelength Estimator

Intrinsic Shortest Path Length: A New, Accurate A Priori Wirelength Estimator. Andrew B. Kahng Sherief Reda abk@ucsd.edu sreda@ucsd.edu VLSI CAD Laboratory University of CA, San Diego http://vlsicad.ucsd.edu/~sreda. Outline. Previous work and motivation

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Motivation I: Data Compression

Motivation I: Data Compression. Dimensionality Reduction. Machine Learning. Data Compression. Reduce data from 2D to 1D. (inches). (cm). Data Compression. Reduce data from 2D to 1D. (inches). (cm). Data Compression. Reduce data from 3D to 2D. Motivation II: Data Visualization.

504 views • 30 slides

Map-Reduce-Merge: Simplified Relational Data Processing on Large Clusters

Map-Reduce-Merge: Simplified Relational Data Processing on Large Clusters. Hung- chih Yang 1 , Ali Dasdan 1 Ruey -Lung Hsiao 2 , D. Stott Parker 2 Yahoo! 1 Computer Science Department, UCLA 2 SIGMOD 2007, Beijing, China Presented by Jongheum Yeon , 2009. 08. 13. Outline.

489 views • 29 slides

Part I: Introductory Materials Introduction to Data Mining

Part I: Introductory Materials Introduction to Data Mining. Dr. Nagiza F. Samatova Department of Computer Science North Carolina State University and Computer Science and Mathematics Division Oak Ridge National Laboratory. What is common among all of them?. Data.

287 views • 26 slides

DATABASES

DATABASES. Jyh-haw Yeh Dept. of Computer Science Boise State University. What is a database?. A collection of related data, stored in a structured way. It represents some aspects of real world. Databases are created and maintained by a DBMS (DataBase Management System).

327 views • 16 slides

MRTWeb: Enhanced MODIS data discovery and delivery services from the LP DAAC

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National Monitoring Steering Committee Report

National Monitoring Steering Committee Report. Gordon Pierce WESTAR Fall Business Meeting Denver, CO November 6, 2013. CSN Assessment. Need to make the CSN network sustainable Currently 190 sites Objectives of CSN: Support PM2.5 implementation Support trends analyses

234 views • 11 slides

Message Passing and MPI Collective Operations and Buffering

Message Passing and MPI Collective Operations and Buffering. Laxmikant Kale CS 320. Example : Jacobi relaxation. Pseudocode: A, Anew: NxN 2D-array of (FP) numbers loop (how many times?) for each I = 1, N for each J between 1, N

192 views • 9 slides

Operational Data Store

Operational Data Store. Concepts and Components. What is an ODS?. Transactional Data (OLTP) Normalized Structure Simplify and reduce data Join data from multiple sources Platform for building applications Used to source data warehouse (OLAP). Row-wise comparisons.

303 views • 7 slides

Operational Data Store

Operational Data Store. Concepts and Components. What is an ODS?. Transactional Data (OLTP) Normalized Structure Simplify and reduce data Join data from multiple sources Platform for building applications Used to source data warehouse (OLAP). Row-wise comparisons.

252 views • 7 slides

What information is needed?

What information is needed?. Farm income only a partial view of overall household income. Panel Data Cross-sectional periods Number of time periods Smoothes out farm income fluctuations Shift away from commodity production as household unit Why is this information important?

206 views • 6 slides