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William Walker - Publications

Affiliations: 
1997 Biomedical Engineering Duke University, Durham, NC 
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28 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2022 Ahmed R, Flint K, Morgan M, Trahey G, Walker W. Adaptive Models for Multi-covariate Imaging of Sub-resolution Targets (MIST). Ieee Transactions On Ultrasonics, Ferroelectrics, and Frequency Control. PMID 35613063 DOI: 10.1109/TUFFC.2022.3178035  0.592
2020 Morgan MR, Trahey GE, Walker WF. Intrinsic Tradeoffs in Multi-covariate Imaging of Sub-resolution Targets. Ieee Transactions On Ultrasonics, Ferroelectrics, and Frequency Control. PMID 32396077 DOI: 10.1109/Tuffc.2020.2993241  0.585
2020 Morgan MR, Bottenus N, Trahey GE, Walker WF. Synthetic Aperture Focusing for Multi-covariate Imaging of Sub-resolution Targets. Ieee Transactions On Ultrasonics, Ferroelectrics, and Frequency Control. PMID 31940530 DOI: 10.1109/Tuffc.2020.2966116  0.716
2019 Morgan MR, Trahey GE, Walker WF. Speckle coherence of piecewise-stationary stochastic targets. The Journal of the Acoustical Society of America. 146: 1721. PMID 31590494 DOI: 10.1121/1.5126686  0.576
2019 Morgan MR, Trahey GE, Walker WF. Multi-covariate Imaging of Sub-resolution Targets (MIST). Ieee Transactions On Medical Imaging. PMID 31095479 DOI: 10.1109/Tmi.2019.2917021  0.57
2013 Durst C, Monteith S, Sheehan J, Moldovan K, Snell J, Eames M, Huerta T, Walker W, Viola F, Kassell N, Wintermark M. Optimal imaging of in vitro clot sonothrombolysis by MR-guided focused ultrasound. Journal of Neuroimaging : Official Journal of the American Society of Neuroimaging. 23: 187-91. PMID 22082153 DOI: 10.1111/J.1552-6569.2011.00662.X  0.381
2010 Ellis MA, Viola F, Walker WF. Super-resolution image reconstruction using diffuse source models Ultrasound in Medicine and Biology. 36: 967-977. PMID 20447760 DOI: 10.1016/j.ultrasmedbio.2010.03.002  0.378
2009 Guenther DA, Walker WF. Robust finite impulse response beamforming applied to medical ultrasound. Ieee Transactions On Ultrasonics, Ferroelectrics, and Frequency Control. 56: 1168-88. PMID 19574125 DOI: 10.1109/Tuffc.2009.1159  0.42
2009 Ellis MA, Walker WF. Super-resolution image reconstruction with reduced computational complexity Proceedings - Ieee Ultrasonics Symposium. DOI: 10.1109/ULTSYM.2009.5441782  0.316
2008 Viola F, Walker WF. Computationally efficient spline-based time delay estimation. Ieee Transactions On Ultrasonics, Ferroelectrics, and Frequency Control. 55: 2084-91. PMID 18986905 DOI: 10.1109/Tuffc.900  0.311
2008 Viola F, Ellis MA, Walker WF. Time-domain optimized near-field estimator for ultrasound imaging: Initial development and results Ieee Transactions On Medical Imaging. 27: 99-110. PMID 18270066 DOI: 10.1109/TMI.2007.903579  0.349
2008 Ellis MA, Walker WF. Reduced rank formulation for increased computational efficiency in medical ultrasound model-based beamforming Conference Record - Asilomar Conference On Signals, Systems and Computers. 1923-1926. DOI: 10.1109/ACSSC.2008.5074764  0.305
2007 Ellis MA, Viola F, Walker WF. Diffuse targets for improved contrast in beamforming adapted to target Proceedings - Ieee Ultrasonics Symposium. 216-219. DOI: 10.1109/ULTSYM.2007.65  0.353
2007 Guenther DA, Walker WF. Optimal contrast resolution beamforming Proceedings - Ieee Ultrasonics Symposium. 37-41. DOI: 10.1109/ULTSYM.2007.23  0.339
2007 Ranganathan K, Walker WF. Cystic resolution: A performance metric for ultrasound imaging systems Ieee Transactions On Ultrasonics, Ferroelectrics, and Frequency Control. 54: 782-792. DOI: 10.1109/TUFFC.2007.311  0.315
2006 Viola F, Ellis MA, Walker WF. Ultrasound imaging with beamforming adapted to target Proceedings - Ieee Ultrasonics Symposium. 1: 128-131. DOI: 10.1109/ULTSYM.2006.45  0.337
2006 Viola F, Ellis MA, Walker WF. Near-field, broadband adaptive beamforming for ultrasound imaging Conference Record - Asilomar Conference On Signals, Systems and Computers. 1543-1547. DOI: 10.1109/ACSSC.2006.355017  0.329
2003 Viola F, Walker WF. Radiation force imaging of viscoelastic properties with reduced artifacts Ieee Transactions On Ultrasonics, Ferroelectrics, and Frequency Control. 50: 736-742. PMID 12839188 DOI: 10.1109/TUFFC.2003.1209564  0.364
2002 Negron LA, Viola F, Black EP, Toth CA, Walker WF. Development and characterization of a vitreous mimicking material for radiation force imaging. Ieee Transactions On Ultrasonics, Ferroelectrics, and Frequency Control. 49: 1543-51. PMID 12484477 DOI: 10.1109/TUFFC.2002.1049736  0.715
2001 Walker WF. C- and D-weighted ultrasonic imaging using the translating apertures algorithm. Ieee Transactions On Ultrasonics, Ferroelectrics, and Frequency Control. 48: 452-61. PMID 11370359 DOI: 10.1109/58.911728  0.304
2000 Walker WF, Fernandez FJ, Negron LA. A method of imaging viscoelastic parameters with acoustic radiation force. Physics in Medicine and Biology. 45: 1437-47. PMID 10870702 DOI: 10.1088/0031-9155/45/6/303  0.71
1998 Trahey GE, Ng GC, Walker WF, Freiburger PD. Method and apparatus for abberation correction in the presence of a distributed aberrator Journal of the Acoustical Society of America. 103: 1703. DOI: 10.1121/1.421076  0.527
1998 Walker WF, Trahey GE. The application of K-space in pulse echo ultrasound Ieee Transactions On Ultrasonics, Ferroelectrics, and Frequency Control. 45: 541-558. DOI: 10.1109/58.677599  0.542
1997 Walker WF, Trahey GE. Aberrator integration error in adaptive imaging Ieee Transactions On Ultrasonics, Ferroelectrics, and Frequency Control. 44: 780-791. DOI: 10.1109/58.655192  0.535
1997 Ng GC, Freiburger PD, Walker WF, Trahey GE. A speckle target adaptive imaging technique in the presence of distributed aberrations Ieee Transactions On Ultrasonics, Ferroelectrics, and Frequency Control. 44: 140-151. DOI: 10.1109/58.585209  0.687
1995 Nightingale KR, Kornguth PJ, Walker WF, McDermott BA, Trahey GE. A novel ultrasonic technique for differentiating cysts from solid lesions: Preliminary results in the breast Ultrasound in Medicine and Biology. 21: 745-751. PMID 8571462 DOI: 10.1016/0301-5629(95)00020-R  0.587
1995 Walker WF, Trahey GE. A Fundamental Limit on Delay Estimation Using Partially Correlated Speckle Signals Ieee Transactions On Ultrasonics, Ferroelectrics and Frequency Control. 42: 301-308. DOI: 10.1109/58.365243  0.5
1994 Walker WF, Trahey GE. A Fundamental Limit on the Performance of Correlation Based Phase Correction and Flow Estimation Techniques Ieee Transactions On Ultrasonics, Ferroelectrics, and Frequency Control. 41: 644-654. DOI: 10.1109/58.308499  0.503
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