Search Results - "Jarman, Kenneth D."

Comparison of Probability and Likelihood Models for Peptide Identification from Tandem Mass Spectrometry Data by Cannon, William R, Jarman, Kristin H, Webb-Robertson, Bobbie-Jo M, Baxter, Douglas J, Oehmen, Christopher S, Jarman, Kenneth D, Heredia-Langner, Alejandro, Auberry, Kenneth J, Anderson, Gordon A

“…We evaluate statistical models used in two-hypothesis tests for identifying peptides from tandem mass spectrometry data. The null hypothesis H 0, that a…”
Get full text

Combining Radiography and Passive Measurements for Radiological Threat Localization in Cargo by Miller, Erin A., White, Timothy A., Jarman, Kenneth D., Kouzes, Richard T., Kulisek, Jonathan A., Robinson, Sean M., Wittman, Richard A.

“…Detecting shielded special nuclear material (SNM) in a cargo container is a difficult problem, since shielding reduces the amount of radiation escaping the…”
Get full text

Divergence of solutions to perturbation-based advection–dispersion moment equations by Jarman, Kenneth D., Tartakovsky, Alexandre M.

“…► An explicit error bound for perturbative advection–dispersion in random media. ► Asymptotic series solutions to moment equations diverge even for mild…”
Get full text

A comparison of simple algorithms for gamma-ray spectrometers in radioactive source search applications by Jarman, Kenneth D., Runkle, Robert C., Anderson, Kevin K., Pfund, David M.

“…Large variation in ambient gamma-ray backgrounds challenges the search for radiation sources. Raising detection thresholds is a common response, but one that…”
Get full text

Low Count Anomaly Detection at Large Standoff Distances by Pfund, D.M., Jarman, K.D., Milbrath, B.D., Kiff, S.D., Sidor, D.E.

“…Searching for hidden illicit sources of gamma radiation in an urban environment is difficult. Background radiation profiles are variable and cluttered with…”
Get full text

Sequence optimization as an alternative to de novo analysis of tandem mass spectrometry data by Heredia-Langner, Alejandro, Cannon, William R., Jarman, Kenneth D., Jarman, Kristin H.

“…Motivation: Peptide identification following tandem mass spectrometry (MS/MS) is usually achieved by searching for the best match between the mass spectrum of…”
Get full text

Improved peptide sequencing using isotope information inherent in tandem mass spectra by Cannon, William R., Jarman, Kenneth D.

“…We demonstrate here the use of natural isotopic ‘labels’ in peptides to aid in the identification of peptides with a de novo algorithm. Using data from ion…”
Get full text

Reduction of detection limit and quantification uncertainty due to interferent by neural classification with abstention by Hagen, Alex, Jarman, Ken, Ward, Jesse, Eiden, Greg, Barinaga, Charles, Mace, Emily, Aalseth, Craig, Carado, Anthony

“…Many measurements in the physical sciences can be cast as counting experiments, where the number of occurrences of a physical phenomenon informs the prevalence…”
Get full text

A single-pixel X-ray imager concept and its application to secure radiographic inspections by Gilbert, Andrew J., Miller, Brian W., Robinson, Sean M., White, Timothy A., Pitts, William Karl, Jarman, Kenneth D., Seifert, Allen

“…Imaging technology is generally considered too invasive for arms control inspections due to the concern that it cannot properly secure sensitive features of…”
Get full text

A single-pixel X-ray imager concept and its application to secure radiographic inspections by Gilbert, Andrew J., Miller, Brian W., Robinson, Sean M., White, Timothy A., Pitts, William Karl, Jarman, Kenneth D., Seifert, Allen

“…Imaging technology is generally considered too invasive for arms control inspections due to the concern that it cannot properly secure sensitive features of…”
Get full text

Divergence of solutions to perturbation-based advectionadispersion moment equations by Jarman, Kenneth D, Tartakovsky, Alexandre M

“…Highlightsao An explicit error bound for perturbative advectionadispersion in random media. ao Asymptotic series solutions to moment equations diverge even for…”
Get full text

Measurement and analysis of gamma-rays emitted from spent nuclear fuel above 3 MeV by Rodriguez, Douglas C, Anderson, Elaina, Anderson, Kevin K, Campbell, Luke W, Fast, James E, Jarman, Kenneth, Kulisek, Jonathan, Orton, Christopher R, Runkle, Robert C, Stave, Sean

“…The gamma-ray spectrum of spent nuclear fuel in the 3-6 MeV energy range is important for active interrogation since gamma rays emitted from nuclear decay are…”
Get full text

Divergence of solutions to solute transport moment equations by Jarman, K. D., Tartakovsky, A. M.

“…We provide explicit solutions to one‐dimensional moment equations for solute transport in random porous media using asymptotic perturbation expansions up…”
Get full text

Lynx: An unattended sensor system for detection of gamma-ray and neutron emissions from special nuclear materials by Runkle, Robert C., Myjak, Mitchell J., Kiff, Scott D., Sidor, Daniel E., Morris, Scott J., Rohrer, John S., Jarman, Kenneth D., Pfund, David M., Todd, Lindsay C., Bowler, Ryan S., Mullen, Crystal A.

“…This manuscript profiles an unattended and fully autonomous radiation detection system sensitive to gamma-ray and neutron emissions. The L ynx design is…”
Get full text

Examination of Count-Starved Gamma Spectra Using the Method of Spectral Comparison Ratios by Pfund, D.M., Runkle, R.C., Anderson, K.K., Jarman, K.D.

“…We discuss the determination of energy region (bin) boundaries and decision metrics for gamma-ray spectra, acquired using a mid-resolution detector, that are…”
Get full text

Modeling dynamic regulatory processes in stroke by McDermott, Jason E, Jarman, Kenneth, Taylor, Ronald, Lancaster, Mary, Shankaran, Harish, Vartanian, Keri B, Stevens, Susan L, Stenzel-Poore, Mary P, Sanfilippo, Antonio

“…The ability to examine the behavior of biological systems in silico has the potential to greatly accelerate the pace of discovery in diseases, such as stroke,…”
Get full text

Imaging for dismantlement verification: Information management and analysis algorithms by Robinson, S.M., Jarman, K.D., Pitts, W.K., Seifert, A., Misner, A.C., Woodring, M.L., Myjak, M.J.

“…The level of detail discernible in imaging techniques has generally excluded them from consideration as verification tools in inspection regimes. An image will…”
Get full text

Discriminating nuclear threats from benign sources in gamma-ray spectra using a spectral comparison ratio method by Anderson, K. K., Jarman, K. D., Mann, M. L., Pfund, D. M., Runkle, R. C.

“…This manuscript presents a method for categorizing gamma-ray spectra as indicative of benign or threat sources. Reported here is a method of spectral…”
Get full text

Indirect estimation of radioactivity in containerized cargo by Jarman, K.D., Scherrer, C., Smith, L.E., Chilton, L.K., Anderson, K.K., Ressler, J.J., Trease, L.L.

“…Naturally occurring radioactive material in containerized cargo challenges the state of the art in national and international efforts to detect illicit nuclear…”
Get full text

Combining radiography and passive measurements for radiological threat detection in cargo by Miller, Erin A., White, Timothy A., Jarman, Kenneth D., Kouzes, Richard T., Kulisek, Jonathan A., Robinson, Sean M., Scherrer, Chad, Wittman, Richard A.

“…Radiography is widely understood to provide information complementary to passive gamma-ray detection systems: while not directly sensitive to radiological…”
Get full text