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Federal
Li-ion Battery Aging Datasets
National Aeronautics and Space Administration —
This data set has been collected from a custom built battery prognostics testbed at the NASA Ames Prognostics Center of Excellence (PCoE). Li-ion batteries were run... -
Federal
UNDERSTANDING SEVERE WEATHER PROCESSES THROUGH SPATIOTEMPORAL RELATIONAL RANDOM FORESTS
National Aeronautics and Space Administration —
UNDERSTANDING SEVERE WEATHER PROCESSES THROUGH SPATIOTEMPORAL RELATIONAL RANDOM FORESTS AMY MCGOVERN, TIMOTHY SUPINIE, DAVID JOHN GAGNE II, NATHANIEL TROUTMAN,... -
Federal
Prognostics in Battery Health Management
National Aeronautics and Space Administration —
Batteries represent complex systems whose internal state vari- ables are either inaccessible to sensors or hard to measure un- der operational conditions. This work... -
Federal
Local L2 Thresholding Based Data Mining in Peer-to-Peer Systems
National Aeronautics and Space Administration —
In a large network of computers, wireless sensors, or mobile devices, each of the components (hence, peers) has some data about the global status of the system. Many... -
Federal
Accelerated Aging in Electrolytic Capacitors for Prognostics
National Aeronautics and Space Administration —
The focus of this work is the analysis of different degradation phenomena based on thermal overstress and electrical overstress accelerated aging systems and the use... -
Federal
Markov Modeling of Component Fault Growth Over A Derived Domain of Feasible Output Control Effort Modifications
National Aeronautics and Space Administration —
This paper introduces a novel Markov process formulation of stochastic fault growth modeling, in order to facilitate the development and analysis of prognostics-based... -
Federal
A Model-based Avionic Prognostic Reasoner (MAPR)
National Aeronautics and Space Administration —
The Model-based Avionic Prognostic Reasoner (MAPR) presented in this paper is an innovative solution for non-intrusively monitoring the state of health (SoH) and... -
Federal
A Novel RSPF Approach to Prediction of High-Risk, Low-Probability Failure Events
National Aeronautics and Space Administration —
Particle filters (PF) have been established as the de facto state of the art in failure prognosis, and particularly in the representation and management of... -
Federal
A Testbed for Implementing Prognostic Methodologies on Cryogenic Propellant Loading Systems
National Aeronautics and Space Administration —
Prognostics technologies determine the health state of a system and predict its remaining useful life. With this information, operators are able to make maintenance-... -
Federal
Model-based Prognostics with Concurrent Damage Progression Processes
National Aeronautics and Space Administration —
Model-based prognostics approaches rely on physics-based models that describe the behavior of systems and their components. These models must account for the several... -
Federal
A DISTRIBUTED PROGNOSTIC HEALTH MANAGEMENT ARCHITECTURE
National Aeronautics and Space Administration —
This paper introduces a generic distributed prognostic health management (PHM) architecture with specific application to the electrical power systems domain. Current... -
Federal
Anomaly Detection from ASRS Databases of Textual Reports
National Aeronautics and Space Administration —
Our primary goal is to automatically analyze textual reports from the Aviation Safety Reporting System (ASRS) database to detect/discover the anomaly categories... -
Federal
RSPF-based Prognosis Framework for Estimation of Remaining Useful Life in Energy Storage Devices
National Aeronautics and Space Administration —
This paper presents a case study where a RSPF-based prognosis framework is applied to estimate the remaining useful life of an energy storage device (Li-Ion battery).... -
Federal
An Overview of Selected Prognostic Technologies with Reference to an Integrated PHM Architecture
National Aeronautics and Space Administration —
This chapter reviewed generic prognosis algorithmic approaches and introduced some of the basics associated with probabilistic predictions and a required architecture... -
Federal
Data driven modeling of the simultaneous activities in ambient environments
National Aeronautics and Space Administration —
Resident of a smart home, who may be an old person or an Alzheimer patient needing permanent assistance, actuates the world by realizing activities, which are... -
Federal
COMPLEX NETWORKS IN CLIMATE SCIENCE: PROGRESS, OPPORTUNITIES AND CHALLENGES
National Aeronautics and Space Administration —
COMPLEX NETWORKS IN CLIMATE SCIENCE: PROGRESS, OPPORTUNITIES AND CHALLENGES KARSTEN STEINHAEUSER, NITESH V. CHAWLA, AND AUROOP R. GANGULY Abstract. Networks have been...