Aviation System Monitoring and Modeling Project

A Publication, Ashok Srivastava's Collection - 10 years, 3 months ago

Shared By: Ashok Srivastava

Air transportation, one of the most important modes of transportation, is also one of the safest. Nevertheless, the public demands that safety levels continuously improve ...

Detecting Anomalies in Multivariate Data Sets with Switching Sequences and Continuous Streams

A Publication, Kanishka Bhaduri's Collection - 13 years, 5 months ago

Shared By: Kanishka Bhaduri

A Local Scalable Distributed EM Algorithm for Large P2P Networks

A Publication, Ashok Srivastava's Collection - 10 years, 3 months ago

Shared By: Ashok Srivastava

his paper describes a local and distributed expectation maximization algorithm for learning parameters of Gaussian mixture models (GMM) in large peer-to-peer (P2P) environments. The algorithm ...

Anomica: Fast Support Vector Based Novelty Detection

A Publication, Ashok Srivastava's Collection - 10 years, 3 months ago

Shared By: Ashok Srivastava

In this paper we propose ν-Anomica, a novel anomaly detection technique that can be trained on huge data sets with much reduced running time compared ...

New Approaches To Photometric Redshift Prediction

A Publication, Ashok Srivastava's Collection - 10 years, 3 months ago

Shared By: Ashok Srivastava

Expanding upon the work of Way & Srivastava (2006) we demonstrate how the use of training sets of comparable size continue to make Gaussian Process ...

Highly Scalable Matching Pursuit Signal Decomposition Algorithm

A Publication, Ashok Srivastava's Collection - 10 years, 3 months ago

Shared By: Ashok Srivastava

In this research, we propose a variant of the classical Matching Pursuit Decomposition (MPD) algorithm with significantly improved scalability and computational performance. MPD is a ...

Data Mining at NASA: From Theory to Applications

A Publication, Ashok Srivastava's Collection - 10 years, 3 months ago

Shared By: Ashok Srivastava

NASA has some of the largest and most complex data sources in the world, with data sources ranging from the earth sciences, space sciences, and ...

Classification of Damage Signatures in Composite Plates using On

A Publication, Santanu Das's Collection - 13 years, 6 months ago

Shared By: Santanu Das

Damage characterization through wave propagation and scattering is of considerable interest to many non-destructive evaluation techniques. For fiber-reinforced composites, complex waves can be generated during ...

Predicting Engine Parameters using the Optical Spectrum

A Publication, Ashok Srivastava's Collection - 10 years, 3 months ago

Shared By: Ashok Srivastava

The Optical Plume Anomaly Detection (OPAD) system is under development to predict engine anomalies and engine parameters of the Space Shuttle's Main Engine (SSME). The ...