big data

GeoSparkViz: A Cluster Computing System for Visualizing Massive-Scale Geospatial Data

In the last decade, geospatial data which is extracted from GPS traces and satellites image has become ubiquitous. GeoVisual analytics, abbr. GeoViz, is the science of analytical reasoning assisted by geospatial map interfaces. GeoViz involves two …

CptS 415 Big data

Instructor, Senior undergraduate level, Computer Science, Washington State University

Tabula in Action: A Sampling Middleware for Interactive Geospatial Visualization Dashboards

In this paper, we demonstrate Tabula, a middleware that sits between the data system and the geospatial visualization dashboard to increase user interactivity. The proposed system adopts a sampling cube approach that stores prematerialized spatial …

Dissecting GeoSparkSim: A Scalable Microscopic Road Network Traffic Simulator in Apache Spark

Researchers and practitioners have widely studied road network traffic data in different areas such as urban planning, traffic prediction and spatial-temporal databases. For instance, researchers use such data to evaluate the impact of road network …

Tabula

Tabula is a middleware that runs on top of a SQL data system with the purpose of increasing the interactivity of geospatial visualization dashboards.

Turbocharging Geospatial Visualization Dashboards via a Materialized Sampling Cube Approach

—In this paper, we present a middleware framework that runs on top of a SQL data system with the purpose of increasing the interactivity of geospatial visualization dashboards. The proposed system adopts a sampling cube approach that stores …

Turbocharging Geospatial Visualization Dashboards via a Materialized Sampling Cube Approach

Systems and Methods for an End-To-End Visual Analytics System for Massive-Scale Geospatial Data

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Big Geospatial Data Processing Made Easy: A Working Guide to GeoSpark

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Spatial Data Wrangling with GeoSpark - A Step by Step Tutorial

This tutorial is expected to deliver a comprehensive study and hands-on tutorial of how GeoSpark incorporates Spark to uphold massive-scale spatial data. We also want this tutorial to serve as an introductory course that teaches the audience the …