http://www.ntis.gov/rss/RSSNTISCategoryList.aspxNational Technical Reports Libraryen(c) 2008, National Technical Information Service. All rights reserved.5http://www.ntis.gov/images/logoRSS.jpghttp://www.ntis.govWe compared classification capabilities for handheld electromagnetic sensors that were deployed using either a grid-based template for spatial registration or an IMU-based positioning system. Demonstration data were collected at the Aberdeen Proving ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571853The ultimate limitations to the performance of long-range sonar are due to ocean sound speed perturbations and the characteristics of the ambient acoustic noise field. Scattering and diffraction resulting from internal waves and other ocean processes ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571737Uncertainties in retrievals of bio-optical properties from satellite ocean color imagery are related to a variety of factors, including errors associated with sensor calibration and degradation, atmospheric correction, and the bio-optical inversion a ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571878This demonstration report describes the data collection, processing and analysis of cued-interrogation data collected with Sky Research's SKY3D vehicular platform at the Pole Mountain Target and Maneuver Area (PMTMA), near Laramie, WY. SKY3D integrat ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571809This research is to develop infrared remote sensing techniques to quantify exchange processes at the airsea interface utilizing similarity scaling for the fluxes of heat, gas, and momentum. The primary focus is to understand the spatial and temporal ...http://www.ntis.gov/search/product.aspx?ABBR=ADA572101As part of the ESTCP UXO Classification Study, Nova Research, Incorporated and SAIC conducted a cued discrimination survey within the 11.8 acre demonstration site at the Former Camp San Luis Obispo (Camp SLO), CA, in 2008-2009. The data collection re ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571500This project addresses the need for signal processing procedures as outlined in the Statement of Needs MM SEED-08-01, and seeks to develop a new technology for enhancing magnetic data by increasing data resolution and by estimating data noise for use ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571506In this study, we evaluate the possibility of monitoring soil moisture variation using tomographic ground penetrating radar travel time data through Bayesian inversion, which is integrated with entropy memory function and pilot point concepts, as wel ...http://www.ntis.gov/search/product.aspx?ABBR=DE20131069207The Military Munitions Response Program (MMRP) is charged with characterizing and remediating munitions-contaminated sites. Current technology does not provide a physics-based, quantitative, validated means to discriminate between hazardous munitions ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571502At the request of Senator Bill Nelson of Florida, Chairman Jeff Miller, House Veterans Affairs Committee, and Congressman Mike Michaud, Ranking Member, House Veterans Affairs Committee, the VA Office of Inspector General initiated a review on August ...http://www.ntis.gov/search/product.aspx?ABBR=PB2013107037The objective of this project is to investigate a lightweight, low-power, compact, practical high-sensitivity magnetic sensor system suitable for both DC and wide frequency band electromagnetic induction (EMI) magnetic field mapping, based on solid-s ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571859The BAMAS project addresses SERDP CPSON 05-04 for improving the measurement, analysis, archiving and reporting of impulsive acoustic noise emanating from within a military installation. Impulsive noise events that cause public alarm are loud, high si ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571511Notice is hereby given that the U.S. International Trade Commission has determined to modify a final initial determination ('ID') of the presiding administrative law judge ('ALJ') finding a violation of section 337 by respondents in the above-caption ...http://www.ntis.gov/search/product.aspx?ABBR=PB2013106693We describe and apply an ensemble approach, similar to that used in environmental modeling, to quantify errors and produce uncertainty maps for satellite-derived ocean color chlorophyll, and we incorporate these uncertainties into hydrodynamic and bi ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571870LONG-TERM GOALS: The long-term scientific objective of this project is to increase our understanding of acoustic propagation and scattering in the presence of schools of fish, the effects of which can potentially overshadow all other acoustic mechani ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571685This paper describes the use of a platinum resistance temperature detector to develop a calibration experiment and to introduce metrology principles. The Callender-Van Dusen equation is used to analyze the temperature- resistance characteristic of a ...http://www.ntis.gov/search/product.aspx?ABBR=ADA572133Recent interest in understanding the potential advantages of nonconventional detection configurations, such as bistatic vs monostatic, has driven efforts to initiate the model refinements needed to study these configurations for simple targets deploy ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571760LONG-TERM GOALS: Contribute to a new understanding of what fish parameters control mid-frequency (MF; 1-10 kHz) biological clutter, including the relative influence of oceanographic phenomena; and provide benchmark data sets and statistical models fo ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571684In 2003, the Defense Science Board observed: The problem is that instruments that can detect the buried UXOs also detect numerous scrap metal objects and other artifacts, which leads to an enormous amount of expensive digging.' Significant progress h ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571918A suite of sensors scheduled to fly onboard the NPOESS Preparatory Project (NPP) satellite in 2011 will continue the Sensor Data Records (SDRs) provided by operational and research missions over the last 40 years. The Cross- track Infrared and Microw ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571642This project addresses the coherence and depth dependence of deep-water ambient noise and signals. Seafloor signals are studied in the band from 50-400Hz and seafloor ambient noise is studied in the band from 0.03 - 80Hz. On NPAL04 we observed a new ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571818OBJECTIVES A primary goal of this research is to model biological clutter in the continental shelf environments of the ocean. We aim to do this by modeling scattered returns from fish shoals in continental shelf environments using a full field matche ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571698This report summarizes the research conducted under the MURI entitled 'Optimal Vessel Maneuvering in Evolving Nonlinear Wave Fields.' A radar system was developed to measure the wave field around the ship. A nonlinear pseudo-spectral wave model that ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571589The long term goal of our research is to improve the estimation of bottom properties by understanding and incorporating the effects produced by shear. The objectives of this proposal are to: (1) Develop an acoustic/seismic receive system for the esti ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571819LONG TERM GOALS: To develop a methodology for extracting the relevant spatial and temporal scales of bio-acoustic scatterers based on multi bi-static long-range measurements in shallow water waveguides. OBJECTIVE Characterization of biologically-indu ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571701This project makes the benefits of an integrated, multi-sensor geophysical approach to characterizing archaeological sites accessible to those who provide cultural resource management support to DoD installations. The project has (1) created ArchaeoF ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571820The long-term goals of this effort are to: Assess capability of directional arrays for inversion and reverberation studies Characterize acoustic clutter in a manner that will lead to its mitigation Improve geo-acoustic parameter extraction from rever ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571656Current and future high-resolution MCM systems such as Synthetic Aperture Sonar are actively being developed. Unfortunately, this development is proceeding in many cases without a solid understanding of how environmental effects might degrade perform ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571650This report describes the study of a through-the-wall radar system for three-dimensional (3-D) building imaging, based on computer simulations. Two possible configurations are considered, corresponding to an airborne spotlight and a ground-based stri ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571740The overall long-term goal of the research is to examine the underwater behavior of blue whales, especially vocal and feeding behavior. Understanding whale vocal behavior is important to both evaluate potential impacts of underwater sounds and also t ...http://www.ntis.gov/search/product.aspx?ABBR=ADA572080OBJECTIVES AND APPROACH: Ocean acoustic waveguide remote sensing (OAWRS) is the basis for the primary undersea surveillance systems of the US Navy for both passive and active detection, localization, imaging and monitoring. Here OAWRS refers to all a ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571696This report describes in detail the procedures, methods, and resources used to complete the demonstration project at the former Pole Mountain Target and Maneuver Area. The objective of U.S. Army Corps of Engineers (USACE) participation was to learn t ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571810The Hyperspectral Imager for Coastal Oceans (HICO) was constructed and is managed by the US Naval Research Laboratory (NRL). Pre-launch calibration, and therefore sensor measurement accuracy, of satellite sensors can be affected by launch vibrations, ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571865Well-developed standardized methodologies and approaches for assessment of terrestrial munitions and explosives of concern (MEC) exist; however, there are currently no standardized approaches for wide area assessment (WAA) of MEC in freshwater or mar ...http://www.ntis.gov/search/product.aspx?ABBR=ADA571849