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Conferences

Effect of Federal Incumbent Activity on CBRS Commercial Service

December 19, 2019

Author(s)

Michael R. Souryal, Thao Nguyen

Federal Communications Commission rules for the 3.5 GHz Citizens Broadband Radio Service permit commercial systems to share 150 MHz of bandwidth with federal...

Dynamic Compression Tests of Alumina Dumbbells Using a Spherical Joint

December 19, 2019

Author(s)

Richard Rhorer, George D. Quinn, Steven Mates

The dynamic compressive strength of ceramic armor materials is difficult to obtain experimentally due to the sensitivity of fracture strength to even small...

A Joint Admission Control & Resource Management Scheme for Virtualized Radio Access Networks

December 16, 2019

Author(s)

Kamran Sayrafian, Vladimir V. Marbukh, Behnam Rouzbehani

A virtualization platform is responsible for allocation and/or aggregation of radio resources from different access technologies owned by the Infrastructure...

Enhancing LAA Co-existence Using MIMO Under Imperfect Sensing

December 13, 2019

Author(s)

Somayeh Mosleh, Yao Ma, Jason B. Coder, Erik Perrins, Lingjia Liu

To meet the ever growing wireless network demands, in terms of subscribers and data throughput, operating long term evolution (LTE) in unlicensed bands, also...

Verifying the Performance of a Correlation-Based Channel Sounder in the 3.5 GHz Band with a Calibrated Vector Network Analyzer

December 12, 2019

Author(s)

Jeffrey A. Jargon, Jeanne T. Quimby, Catherine A. Remley, Amanda A. Koepke, Dylan F. Williams

We verified the performance of a correlation-based channel sounder in the 3.5 GHz band with a calibrated vector network analyzer by comparing measurements in a...

DIGITAL TWIN FOR SMART MANUFACTURING: THE SIMULATION ASPECT

December 11, 2019

Author(s)

Guodong Shao, Sanjay Jain, Christoph Laroque, Loo Hay Lee, Peter Lendermann, Oliver Rose

The purpose of this panel is to discuss the state of the art in digital twin for manufacturing research and practice from the perspective of the simulation...

Optimization of a Magnetostatic Cavity for a ³He Spin Analyzer on the CANDOR Polychromatic Reflectometer

December 11, 2019

Author(s)

Md. T. Hassan, Wangchun Chen

A New instrument, the CANDOR (Chromatic Analysis Neutron Diffractometer or Reflectometer) polychromatic beam reflectometer is being built at the National...

A Strategy for Handling Aberration in Spherical Neutron Polarimetry

December 11, 2019

Author(s)

Jacob Tosado, Wangchun Chen, Efrain E. Rodriguez

We present a strategy for identifying and correcting for aberration effects in Spherical Neutron Polarimetry. The transformation of the neutron beam...

A Framework for Identifying and Prioritizing Data Analytics Opportunities in Additive Manufacturing

December 9, 2019

Author(s)

Hyunseop Park, Hyunwoong Ko, Yung-Tsun T. Lee, Hyunbo Cho, Paul W. Witherell

Many industries, including manufacturing, are adopting data analytics (DA) in making decisions to improve quality, cost, and on-time delivery. In recent years...

Analysis of Generalized CCA Errors and Mitigation in LTE-LAA Spectrum Sharing System

December 9, 2019

Author(s)

Yao Ma, Jason B. Coder

Carrier sense multiple access with collision avoidance (CSMA/CA) procedures have been specified for medium access control (MAC) in several incumbent and...

An Assistive Learning Workflow on Annotating Images for Object Detection

December 9, 2019

Author(s)

Vivian W. Wong, Max K. Ferguson, Kincho H. Law, Yung-Tsun Lee

We present an end-to-end workflow to generate annotated image datasets for object detection. With this workflow, which we call assistive learning, we are able...

Moisture Transfer in Commercial Buildings due to the Air Leakage: A New Feature in the Online Airtightness Savings Calculator

December 9, 2019

Author(s)

Som Shrestha, Andre Desjarlais, Laverne Dalgleish, Lisa Ng, Diana Hun, Steven Emmerich, Gina Accawi

Air leakage through the building envelope is responsible for a large amount of energy use. The US Department of Energy Windows and Building Envelope Research...

Infrastructure for Model Based Analytics for Manufacturing

December 9, 2019

Author(s)

Sanjay Jain, Anantha Narayanan Narayanan, Yung-Tsun Lee

Multi-resolution simulation models of manufacturing system, such as the virtual factory, coupled with analytics offer exciting opportunities to manufacturers to...

Output Power Maximization of a Microgenerator Using Machine Learning Approach

December 5, 2019

Author(s)

Kamran Sayrafian, Masoud Roudneshin, Amir G. Aghdam

Wearable medical sensors are one of the key components of remote health monitoring systems which allow patients to stay under continuous medical supervision...

Multiple Changepoint Analysis of Noisy Nonlinear Data with an Application to Modeling Crack Growth in Additively Manufactured Titanium

December 5, 2019

Author(s)

Lucas N. Koepke, Jolene D. Splett, Timothy P. Quinn, Nikolas W. Hrabe, Jake T. Benzing, Michael R. Frey

Noisy measurement data pose a challenge for changepoint analysis, especially in the presence of multiple changepoints and when the model is nonlinear. We...

Estimating the Parameters of Circles and Ellipses Using Orthogonal Distance Regression and Bayesian Errors-in-Variables Regression

December 5, 2019

Author(s)

Jolene D. Splett, Felix M. Jimenez, Amanda A. Koepke

In ordinary least-squares regression, independent variables are assumed to be known without error. However, in many real-life situations this assumption is not...

Evaluating Critical Temperatures of Axially Loaded I-shaped Steel Members Using ANSI/AISC-360 Appendix 4 and Finite Element Model

December 2, 2019

Author(s)

Ana Sauca, Chao Zhang, Mina S. Seif, Lisa Choe

Stability is paramount to the load-carrying capacity of structural steel members subjected to fire. Actual buckling strengths of steel members in fire become...

Green Button Data-Access Model for Smart Cities

December 1, 2019

Author(s)

Cuong Nguyen, Jeremy J. Roberts

The purpose of the paper is to provide a look into the lessons learned through the roll-out of the U.S. National Institute of Standards and Technology and U.S...

Thin aluminum/polyimide optical blocking filter study for the Lynx x-ray mission

December 1, 2019

Author(s)

Benjamin Zeiger, Charles Tarrio

The Lynx x-ray mission will push thin film filters to larger apertures and thinner profiles than those of any preceding mission. We present a study of the...

Challenges in Representing Manufacturing Processes for Systematic Sustainability Assessments: Workshop on June 21, 2018

November 27, 2019

Author(s)

Karl Haapala, Barbara S. Linke, KC Morris, William Z. Bernstein, Fu Zhao

A workshop on Challenges in Representing Manufacturing Processes for Systematic Sustainability Assessments, jointly sponsored by the U.S. National Science...

CHALLENGES IN REPRESENTING MANUFACTURING PROCESSES FOR SYSTEMATIC SUSTAINABILITY ASSESSMENTS - WORKSHOP ON JUNE 21, 2018

November 27, 2019

Author(s)

Arvind Shankar Raman, Dustin Harper, Karl Haapala, Barbara S. Linke, William Z. Bernstein, KC Morris

A workshop on Challenges in Representing Manufacturing Processes for Systematic Sustainability Assessments, jointly sponsored by the U.S. National Science...

On Practice and Theory of Constructive Composite Geometry and Topology

November 25, 2019

Author(s)

Thomas D. Hedberg Jr., Allison Barnard Feeney, Vijay Srinivasan

This paper synthesizes a theory from industrial best practices codified in recent standards. Recent editions of ASME and ISO standards codify the evolving...

Augmenting Fiat Currency with an Integrated Managed Cryptocurrency

November 24, 2019

Author(s)

Peter M. Mell

In this work, we investigate how the governance features of a managed currency (e.g., a fiat currency) can be built into a cryptocurrency in order to leverage...

Implementing a Protocol Native Managed Cryptocurrency

November 24, 2019

Author(s)

Peter M. Mell, Aurelien M. Delaitre, Frederic J. de Vaulx, Philippe J. Dessauw

Previous work presented a theoretical model based on the implicit Bitcoin speciﬁcation for how an entity might issue a cryptocurrency that mimics features of...

Influence of Angle Orientation on Firebrand Production from the Combustion of Materials Exposed to Applied Wind Fields

November 20, 2019

Author(s)

Samuel Manzello, Sayaka Suzuki

A shared feature in the rapid spread of large outdoor fires are the production or generation of new, far smaller combustible fragments from the original fire...

Investigating coupled effect of radiative heat flux and firebrand showers on ignition of fuel beds

November 20, 2019

Author(s)

Samuel Manzello, Sayaka Suzuki

Fire spread occurs via radiation, flame contact, and firebrands. While firebrand showers are known to be a cause of spot fires which ignite fuels far from the...

Physics-based Simulation of Agile Robotic Systems

November 14, 2019

Author(s)

Pavlo Piliptchak, Murat Aksu, Frederick M. Proctor, John L. Michaloski

Development and testing of industrial robot environments is hampered by the limited availability of hardware resources. Simulations provide a more accessible...

Estimating Interzonal Leakage in a Net-Zero Energy House

November 11, 2019

Author(s)

Lisa C. Ng, Lindsey Kinser, Steven J. Emmerich, Andrew K. Persily

The Net Zero Energy Residential Test Facility (NZERTF) was constructed at the National Institute of Standards and Technology (NIST) to support the development...

DATA REGISTRATION FOR IN-SITU MONITORING OF LASER POWDER BED FUSION PROCESSES

November 11, 2019

Author(s)

Shaw C. Feng, Yan Lu, Albert W. Jones

Increasingly, a wide range of in-situ sensors are being instrumented on additive manufacturing (AM) machines. Researchers and manufacturers use these sensors to...

Using Statistical Methods and Co-Simulation to Evaluate ADS-Equipped Vehicle Trustworthiness

November 10, 2019

Author(s)

Khalid Halba, Edward Griffor, Thomas Roth, Patrick Kamongi

With the increasing interest in studying Automated Driving System (ADS)-equipped vehicles through simulation, there is a growing need for comprehensive and...

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