Data-Intensive Science

CHAPTER 13

In Situ Exploratory Data Analysis for Scientific Discovery

Kanchana Padmanabhan, Sriram Lakshminarasimhan, Zhenhuan Gong, John Jenkins, Neil Shah, Eric Schendel, Isha Arkatkar, Rob Ross, Scott Klasky, and Nagiza F. Samatova

CONTENTS

13.1  Introduction

13.2  In Situ Data Mining

13.2.1  Property-Based Methods

13.2.2  State Change Detection

13.2.3  Importance-Driven Feature Extraction

13.2.4  Communication Strategies

13.3  In Situ Compression of Scientific Data

13.3.1  Lossless Compression

13.3.1.1  ISOBAR

13.3.1.2  FPC

13.3.1.3  FPzip

13.3.2  Lossy Compression

13.3.2.1  Subsampling

13.3.2.2  Quantization

13.3.2.3  Discrete Transforms: Cosine and Wavelet

13.3.2.4  Transform Preconditioners: ISABELA

13.4  Middleware for In Situ Processing ...