Search Results - "Shead, T."

A multi-stop time-of-flight spectrometer for the measurement of positron annihilation-induced electrons in coincidence with the Doppler-shifted annihilation gamma photon by Chirayath, V. A, Gladen, R. W, McDonald, A. D, Fairchild, A. J, Joglekar, P. V, Satyal, S, Lim, Z. H, Shead, T. N, Chrysler, M. D, Mukherjee, S, Barnett, B. M, Byrnes, N. K, Koymen, A. R, Greaves, R. G, Weiss, A. H

“…Here we describe an advanced multi functional, variable-energy positron beam system capable of measuring the energies of multiple positron-induced electrons in…”
Get full text

Estimation of Ortho-Positronium Pick-Off Contributions to the Coincident Measurement of the Energy Spectra of Positron-Induced Electrons and Annihilation Gamma Quanta by Gladen, R.W., Chirayath, V.A., Fairchild, A.J., Lotfimarangloo, S., Shead, T., Sterne, P.A., Manry, M.T., Koymen, A.R., Weiss, A.H.

Get full text

Network algorithms for information analysis using the Titan Toolkit by McLendon, W C, Shead, T M, Wilson, A, Wylie, B, Baumes, J

“…The analysis of networked activities is dramatically more challenging than many traditional kinds of analysis. A network is defined by a set of entities…”
Get full text

TopicView: Visually Comparing Topic Models of Text Collections by Crossno, P. J., Wilson, A. T., Shead, T. M., Dunlavy, D. M.

“…We present Topic View, an application for visually comparing and exploring multiple models of text corpora. Topic View uses multiple linked views to visually…”
Get full text

Intelligence Analysis Using Titan by Crossno, P., Wylie, B., Wilson, A., Greenfield, J., Stanton, E., Shead, T., Ice, L., Moreland, K., Baumes, J., Geveci, B.

“…The open source Titan informatics toolkit project, which extends the visualization toolkit (VTK) to include information visualization capabilities, is being…”
Get full text