Predictive analytics using statistical, learning, and ensemble methods to support real-time exploration of discrete event simulations

W Budgaga, M Malensek, S Pallickara, N Harvey… - Future Generation …, 2016 - Elsevier
Discrete event simulations (DES) provide a powerful means for modeling complex systems
and analyzing their behavior. DES capture all possible interactions between the entities they …

Analytic queries over geospatial time-series data using distributed hash tables

M Malensek, S Pallickara… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
As remote sensing equipment and networked observational devices continue to proliferate,
their corresponding data volumes have surpassed the storage and processing capabilities …

Fast, ad hoc query evaluations over multidimensional geospatial datasets

M Malensek, S Pallickara… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
Networked observational devices and remote sensing equipment continue to proliferate and
contribute to the accumulation of extreme-scale datasets. Both the rate and resolution of the …

Polygon-based query evaluation over geospatial data using distributed hash tables

M Malensek, S Pallickara… - 2013 IEEE/ACM 6th …, 2013 - ieeexplore.ieee.org
Data volumes in the geosciences and related domains have grown significantly as sensing
equipment designed to continuously gather readings and produce data streams for …

A framework for scalable real‐time anomaly detection over voluminous, geospatial data streams

W Budgaga, M Malensek… - Concurrency and …, 2017 - Wiley Online Library
This study presents a framework to enable distributed detection, storage, and analysis of
anomalies in voluminous data streams. Individual observations within these streams are …

Evaluating geospatial geometry and proximity queries using distributed hash tables

M Malensek, S Pallickara… - Computing in Science & …, 2014 - ieeexplore.ieee.org
This article explores the challenges associated with supporting geospatial retrievals
constrained by arbitrary geometric bounds, geographic proximity, and relevance rankings …

Using distributed analytics to enable real-time exploration of discrete event simulations

M Malensek, W Budgaga, S Pallickara… - 2014 IEEE/ACM 7th …, 2014 - ieeexplore.ieee.org
Discrete event simulations (DES) provide a powerful means for modeling complex systems
and analyzing their behavior. DES capture all possible interactions between the entities they …

Alleviation of disk I/O contention in virtualized settings for data-intensive computing

M Malensek, SL Pallickara… - 2015 IEEE/ACM 2nd …, 2015 - ieeexplore.ieee.org
Steady growth in storage and processing capabilities has led to the accumulation of large-
scale datasets that contain valuable insight into the interactions of complex systems, long …

Autonomously improving query evaluations over multidimensional data in distributed hash tables

M Malensek, S Pallickara, S Pallickara - … of the 2013 ACM Cloud and …, 2013 - dl.acm.org
The proliferation of observational devices and sensors with networking capabilities has led
to growth in both the rates and sources of data that ultimately contribute to extreme-scale …

Geolens: Enabling interactive visual analytics over large-scale, multidimensional geospatial datasets

J Koontz, M Malensek… - 2014 IEEE/ACM …, 2014 - ieeexplore.ieee.org
With the rapid increase of scientific data volumes, interactive tools that enable effective
visual representation for scientists are needed. This is critical when scientists are …