2022

Speed of Sound Imaging with Curvilinear Probes from Full-Synthetic Aperture Data 2022 IEEE International Ultrasonics Symposium (IUS) SJ Sanabria, T Brevett, A Telichko, J Dahl

Speed of sound estimation at multiple angles from common midpoint gathers of non-beamformed data 2022 IEEE International Ultrasonics Symposium (IUS) T Brevett, SJ Sanabria, R Ali, J Dahl

Direct Speed of Sound Reconstruction from Full-Synthetic Aperture Data with Dual Regularization 2022 IEEE International Ultrasonics Symposium (IUS) SJ Sanabria, T Brevett, R Ali, A Telichko, J Dahl

Applying the Chirp Scaling Algorithm for Efficient Beamforming of Ultrasound Images IGARSS 2022-2022 IEEE International Geoscience and Remote Sensing Symposium L Zhuang, J Dahl, H Zebker, M Jakovljevic

2021

Real-time universal synthetic transmit aperture beamforming with retrospective encoding for conventional ultrasound sequences (REFoCUS) 2021 IEEE International Ultrasonics Symposium (IUS) D Hyun, JJ Dahl, N Bottenus

Adaptation of a Range-Doppler Algorithm to Multistatic Signals from Ultrasound Arrays 2021 IEEE International Geoscience and Remote Sensing Symposium IGARSS M Jakovljevic, R Michaelides, E Biondi, C Herickhoff, D Hyun, H Zebker, ...

2020

Learning steatosis staging with two-dimensional Convolutional Neural Networks: Comparison of accuracy of clinical B-mode with a co-registered spectrogram representation of RF Data 2020 IEEE International Ultrasonics Symposium (IUS) SJ Sanabria, J Dahl, A Pirmoazen, A Kamaya, A ElKaffas

Multi-parametric ultrasound tissue characterization (MUTC) as a surrogate to magnetic resonance imaging (MRI) for non-alcoholic fatty liver disease (NAFLD) characterization 2020 IEEE International Ultrasonics Symposium (IUS) SJ Sanabria, J Dahl, A Pirmoazen, A Kamaya, A ElKaffas

Application of a range-doppler algorithm to frequency-domain beamforming of ultrasound signals 2020 IEEE International Ultrasonics Symposium (IUS) M Jakovljevic, R Michaelides, E Biondi, C Herickhoff, D Hyun, H Zebker

Medical pulse-echo ultrasound imaging based on the cross-correlation of transmitted and backpropagated-receive wavefields 2020 IEEE International Ultrasonics Symposium (IUS) R Ali, J Jennings, JJ Dahl

Anisotropic regularization of ultrasound pulse-echo tomography for reconstruction of speed-of-sound and tissue heterogeneity through abdominal layers 2020 IEEE International Ultrasonics Symposium (IUS) SJ Sanabria, T Brevett, J Dahl

Application of common midpoint gathers to medical pulse-echo ultrasound for optimal coherence and improved sound speed estimation in layered media 2020 IEEE International Ultrasonics Symposium (IUS) R Ali, D Hyun, JJ Dahl

Lung ultrasound for point-of-care COVID-19 pneumonia stratification: computer-aided diagnostics in a smartphone. First experiences classifying semiology from public datasets 2020 IEEE International Ultrasonics Symposium (IUS) A Almeida, A Bilbao, L Ruby, MB Rominger, D López-De-Ipiña, J Dahl, ...

Human Placental Vasculature Imaging Using Long Ensemble Angular-coherence-based Doppler 2020 IEEE International Ultrasonics Symposium (IUS) YL Li, J Chueh, A Ness, D Hyun, M Jakovljevic, D Lyell, V Winn, JJ Dahl

2019

Iterative retrospective recovery of full synthetic aperture data from focused transmissions 2019 IEEE International Ultrasonics Symposium (IUS) R Ali, JJ Dahl, N Bottenus

Vector flow velocity estimation from beamsummed data using deep neural networks 2019 IEEE International Ultrasonics Symposium (IUS) YL Li, D Hyun, JJ Dahl

Travel-time tomography for local sound speed reconstruction using average sound speeds 2019 IEEE International Ultrasonics Symposium (IUS) R Ali, JJ Dahl

Low-cost sensor-enabled freehand 3D ultrasound 2019 IEEE International Ultrasonics Symposium (IUS) C Herickhoff, J Lin, J Dahl

An open source GPU-based beamformer for real-time ultrasound imaging and applications 2019 IEEE International Ultrasonics Symposium (IUS) D Hyun, YL Li, I Steinberg, M Jakovljevic, T Klap, JJ Dahl

2018

K. Looby, C. Sandino, T. Zhang, and J. Dahl. K-means clustering for high-resolution, realistic acoustic maps. In Medical Imaging 2018: Ultrasonic Imaging and Tomography. Vol. 10580. International Society for Optics and Photonics, 2018. DOI: 10.1117/12.2293990.

2016

G. Chau, M. Jakovljevic, R. Lavarello, and J. Dahl. Robust minimum variance beamformer using locally adaptive phase aberration correction. In Proceedings of the 2016 IEEE International Ultrasonics Symposium, 2016. DOI: 10.1109/ULTSYM.2016.7728573.

G. Chau, J. Dahl, and  R. Lavarello. Effects of phase aberration correction methods on the minimum variance beamformer. In Proceedings of the 2016 IEEE International Conference of the Engineering in Medicine and Biology Society, 2016. DOI: 10.1109/EMBC.2016.7591417.

2015

C. D. Herickhoff, M. L. Palmeri, and J. J. Dahl. Intravascular acoustic radiation force imaging: Feasibility study. In Proceedings of the 2015 IEEE International Ultrasonics Symposium, 2015. doi: 10.1109/ULTSYM.2015.0118.

D. Hyun, G. E. Trahey, and J. J. Dahl. Real-time high-framerate in vivo cardiac slsc imaging with a gpu-based beamformer. In Proceedings of the 2015 IEEE International Ultrasonics Symposium, 2015. doi: 10.1109/ULTSYM.2015.0077.

Y. Li and J. J. Dahl. Small-diameter vasculature detection with coherent flow power doppler imaging. In Proceedings of the 2015 IEEE International Ultrasonics Symposium, 2015. doi: 10.1109/ULTSYM.2015.0012.

J. J. Dahl, Y. Li, D. Hyun, and J. R. Doherty. Coherence beamforming applied to velocity estimation and partially coherent signals. In Proceedings of the 2015 IEEE International Ultrasonics Symposium, 2015. doi: 10.1109/ULTSYM.2015.0013.

2014

E. Gonzalez, N. Sheth, B. Castaneda, J. J. Dahl, and R. Lavarello. Accuracy of backscatter coefficient estimation in aberrating media using different phase aberration correction strategies – a simulation study. In Proceedings of the 2014 IEEE International Ultrasonics Symposium, pages 2438-2441, 2014.

D. Hyun, G. E. Trahey, and J. J. Dahl. Sparse sampling and alternative methods for efficient spatial coherence estimation. In Proceedings of the 2014 IEEE International Ultrasonics Symposium, pages 535-538, 2014.

Y. L. Li and J. J. Dahl. Flow detection based on the spatial coherence of backscattered echoes. In Proceedings of the 2014 IEEE International Ultrasonics Symposium, pages 428–431, 2014.

J. Doherty, J. Dahl, P. Kranz, N. El Husseini, H.-C. Chang, N. Chen, J. Allen, and G. Trahey. In vivo results comparing ARFI-derived plaque stiffness with composition determined using an MRI gold standard in humans. In Proceedings of the 2014 IEEE International Ultrasonics Symposium, 2014.

2013

J. Doherty, J. Dahl, J. Allen, K. Ham, and G. Trahey. A harmonic tracking method for improved visualization of arterial structures with acoustic radiation force impulse imaging. In Proceedings of the 2013 Joint UFFC, EFTF, and PFM Symposium, pages 1769–1772, 2013.

M. Jakovljevic, J. J. Dahl, and G. E. Trahey. Identification and impact of blocked elements in 1-D and 2-D arrays. In Proceedings of the 2013 Joint UFFC, EFTF, and PFM Symposium, pages 1296–1299, 2013.

M. Jakovljevic, B. C. Byram, J. J. Dahl, and G. E. Trahey. Volumetric SLSC imaging of vasculature on a clinical matrix array. In Proceedings of the 2013 Joint UFFC, EFTF, and PFM Symposium, pages 1240–1243, 2013.

D. Hyun, G. E. Trahey, and J. J. Dahl. In Vivo demonstration of a real-time simultaneous B-mode/spatial coherence GPU-based beamformer. In Proceedings of the 2013 Joint UFFC, EFTF, and PFM Symposium, pages 1280–1283, 2013.

N. Bottenus, J. J. Dahl, and G. E. Trahey. Apodization schemes for SLSC imaging: Simulation, phantom and in vivo demonstrations of image quality. In Proceedings of the 2013 Joint UFFC, EFTF, and PFM Symposium, pages 1276–1279, 2013.

J. Dahl and M. Cook. Coherent flow imaging: A power Doppler imaging technique based on backscatter spatial coherence. In Proceedings of the 2013 Joint UFFC, EFTF, and PFM Symposium, pages 639–642, 2013.

V. Kakkad, J. Dahl, S. Ellestad, and G. Trahey. In vivo performance evaluation of short-lag spatial coherence (SLSC) and harmonic spatial coherence (HSC) imaging in fetal ultrasound. In Proceedings of the 2013 Joint UFFC, EFTF, and PFM Symposium, pages 600–603, 2013.

G. Pinton, G. Trahey, and J. Dahl. Spatial coherence and its relationship to human tissue: An analytical description of imaging methods. In Proceedings of the 2013 Joint UFFC, EFTF, and PFM Symposium, pages 596–599, 2013.

V. Patel, J. Dahl, D. Bradway, J. Doherty, S. Y. Lee, and S. Smith. Acoustic radiation force impulse imaging (ARFI) on an IVUS circular array. In Proceedings of the 2013 Joint UFFC, EFTF, and PFM Symposium, pages 773–776, 2013.

2012

N. Bottenus, D. Hyun, J. J. Dahl, G. E. Trahey, and B. C. Byram. Application of synthetic aperture focusing to short-lag spatial coherence. In Proceedings of the 2012 IEEE International Ultrasonics Symposium, pages 2262–2265, 2012.

J. Doherty, J. J. Dahl, and G. E. Trahey. A harmonic tracking method for acoustic radiation force impulse (ARFI) imaging. In Proceedings of the 2012 IEEE International Ultrasonics Symposium, pages 208–211, 2012.

M. Jakovljevic, D. Hyun, B. C. Byram, G. E. Trahey, and J. J. Dahl. Clinical realization of SLSC imaging on 2D arrays. In Proceedings of the 2012 IEEE International Ultrasonics Symposium, pages 2266–2269, 2012.

D. Hyun, G. E. Trahey, and J. J. Dahl. Efficient strategies for estimating spatial coherence on matrix probes. In Proceedings of the 2012 IEEE International Ultrasonics Symposium, pages 117–120, 2012.

M. A. L. Bell, R. Goswami, J. J. Dahl, and G. E. Trahey. Improved visualization of endocardial borders with short-lag spatial coherence imaging of fundamental and harmonic ultrasound data. In Proceedings of the 2012 IEEE International Ultrasonics Symposium, pages 2129–2132, 2012.

2011

J. J. Dahl and G. E. Trahey. Comparative evaluation of wavefront coherence imaging methods in the presence of clutter. In Proceedings of the 2011 IEEE International Ultrasonics Symposium, pages 1977–1981, 2011.

M. Jakovljevic, G. E. Trahey, and J. J. Dahl. In Vivo application of SLSC imaging in human liver. In Proceedings of the 2011 IEEE International Ultrasonics Symposium, pages 2130–2133, 2011.

G. F. Pinton, G. E. Trahey, and J. J. Dahl. Characteristics of the spatial coherence function from backscattered ultrasound with phase aberration and reverberation clutter. In Proceedings of the 2011 IEEE International Ultrasonics Symposium, pages 684–687, 2011.

M. A. L. Bell, J. J. Dahl, and G. E. Trahey. Resolution, apodization, and noise considerations in short-lag spatial coherence (SLSC) images compared to B-mode images. In Proceedings of the 2011 IEEE International Ultrasonics Symposium, pages 1985–1988, 2011.

J. R. Doherty, D. M. Dumont, D. Hyun, J. J. Dahl, and G. E. Trahey. Development and evaluation of pulse sequences for freehand ARFI imaging. In Proceedings of the 2011 IEEE International Ultrasonics Symposium, pages 1281–1284, 2011.

L. M. Reusch, L. Carlson, M. L. Palmeri, J. J. Dahl, H. Feltovich, and T. J. Hall. Comparison of ultrasonic measurements of nulliparous versus multiparous cervices. In Proceedings of the 2011 IEEE International Ultrasonics Symposium, pages 1349–1352, 2011.

J. J. Dahl, G. F. Pinton, M. Lediju, and G. E. Trahey. A novel imaging technique based on the spatial coherence of backscattered waves: Demonstration in the presence of acoustical clutter. In Proceedings of SPIE, volume 7968, pages 796809–1–8, 2011.

M. Jakovljevic, J. J. Dahl, and G. E. Trahey. Improved detectability of hypoechoic regions with short-lag spatial coherence imaging: Experimental validation. In Proceedings of SPIE, volume 7968, pages 79681E–1–7, 2011.

2010

J. J. Dahl. Impact of the structure of subcutaneous tissue on ultrasonic clutter. In Proceedings of the 2010 IEEE International Ultrasonics Symposium, pages 2167–2170, 2010.

J. J. Dahl, G. F. Pinton, and G. E. Trahey. The effects of image degradation on ultrasound guided HIFU. In Proceedings of the 2010 IEEE International Ultrasonics Symposium, pages 809–812, 2010.

M. Lediju, B. C. Byram, G. E. Trahey, and J. J. Dahl. Ultrasound imaging utilizing the short-lag spatial coherence of backscattered echoes. In Proceedings of the 2010 IEEE International Ultrasonics Symposium, pages 987–990, 2010.

G. F. Pinton, J. J. Dahl, and G. E. Trahey. Impact of clutter levels on spatial covariance: Implications for imaging. In Proceedings of the 2010 IEEE International Ultrasonics Symposium, pages 2171–2174, 2010.

D. M. Dumont, J. R. Doherty, J. J. Dahl, and G. E. Trahey. A real-time B-mode/ARFI/Doppler imaging system: Frame rate considerations and image quality trade-offs. In Proceedings of the 2010 IEEE International Ultrasonics Symposium, 2010.

2009

G. F. Pinton, J. J. Dahl, and G. E. Trahey. Clutter and sources of image degradation in fundamental and harmonic ultrasound imaging. In Proceedings of the 2009 IEEE International Ultrasonics Symposium (IUS), pages 2300–2303, 2009.

G. E. Trahey, J. J. Dahl, S. J Hsu, D. M. Dumont, R. R. Bouchard, J. D. Allen, and P. D. Wolf. Acoustic radiation force impulse imaging of cardiac tissue. In Proceedings of the 2009 IEEE International Ultrasonics Symposium (IUS), pages 163–168, 2009.

J. J. Dahl, G. F. Pinton, M. Lediju, and G. E. Trahey. Simulation and experimental analysis of ultrasonic clutter in fundamental and harmonic imaging. In Proceedings of SPIE, volume 7265, pages 726509–1–8, 2009.

2008

L. Zhai, J. Dahl, and K. Nightingale. Towards three-dimensional acoustic radiation force impulse (ARFI) imaging of human prostates In Vivo. In Proceedings of the IUS 2008. IEEE Ultrasonics Symposium, pages 540–543, 2008.

M. Lediju, M. Pihl, S. Hsu, J. Dahl, C. Gallippi, and G. Trahey. Magnitude, origins, and reduction of abdominal ultrasonic clutter. In Proceedings of the IUS 2008. IEEE Ultrasonics Symposium, pages 50–53, 2008.

2007

D. P. Bradway, S. J. Hsu, B. J. Fahey, J. J. Dahl, T. C. Nichols, and G. E. Trahey. Transthoracic cardiac ARFI: a feasibility study. In Proceedings of the 2007 IEEE Ultrasonics Symposium, pages 448–451, 2007.

G. F. Pinton, J. J. Dahl, and G. E. Trahey. Clutter from multiple scattering and aberration in a nonlinear medium. In Proceedings of the 2007 IEEE Ultrasonics Symposium, pages 1736–1739, 2007.

K. R. Nightingale, B. Fahey, S. Hsu, K. D. Frinkley, J. J. Dahl, M. Palmeri, L. Zhai, G. Pinton, and G. Trahey. On the potential for guidance of ablation therapy using acoustic radiation force impulse imaging. In IEEE International Symposium on Biomedical Imaging, pages 1116–1119, 2007.

K. Nightingale, M. Palmeri, L. Zhai, K. Frinkley, M. Wang, J. J. Dahl, G. Pinton, S. Hsu, B. Fahey, D. Dumont, and G. Trahey. Clinical applications of acoustic radiation force impulse imaging. In 19th International Congress on Acoustics, 2007.

G. E. Trahey, M. L. Palmeri, K. R. Nightingale, and J. J. Dahl. Radiation force imaging: Challenges and opportunities. In Proceedings of SPIE, volume 6513, pages 65130E1–9, 2007.

2006

J. J. Dahl, R. R. Bouchard, M. L. Palmeri, V. Agrawal, and G. E. Trahey. Parallel tracking and other methods for real-time ARFI imaging systems. In Proceedings of the 2006 IEEE Ultrasonics Symposium, pages 1005–1008, 2006.

J. J. Dahl, D. M. Dumont, E. M. Miller, E. Schwark, J. D. Allen, and G. E. Trahey. Characterization of in vivo atherosclerotic plaques in the carotid artery with acoustic radiation force impulse imaging. In Proceedings of the 2006 IEEE Ultrasonics Symposium, pages 706–709, 2006.

K. R. Nightingale, L. Zhai, J. J. Dahl, K. D. Frinkley, and M. Palmeri. Shear wave velocity estimation using acoustic radiation force impulsive excitation in liver in vivo. In Proceedings of the 2006 IEEE Ultrasonics Symposium, pages 1156–1160, 2006.

N. M. Ivancevich, J. J. Dahl, G. E. Trahey, and S. W. Smith. Phase aberration correction on a 3D ultrasound scanner using RF speckle from moving targets. In Proceedings of the 2006 IEEE Ultrasonics Symposium, pages 120–123, 2006.

M. P. Fronheiser, J. J. Dahl, G. F. Pinton, Z. Chao, and S. W. Smith. 3D acoustic radiation force impulse (ARFI) imaging using a 2D matrix array. In Proceedings of the 2006 IEEE Ultrasonics Symposium, pages 1144–1147, 2006.

2005

J. J. Dahl, N. M. Ivancevich, C. G. Keen, G. E. Trahey, and S. W. Smith. Phase correction of skull aberration with 1.75-D and 2-D arrays using speckle targets. In Proceedings of the 2005 IEEE Ultrasonics Symposium, pages 1323–1326, 2005.

G. F. Pinton, J. J. Dahl, and G. E. Trahey. Rapid tracking of submicron displacements using ultrasound. In Proceedings of the 2005 IEEE Ultrasonics Symposium, pages 2062–2065, 2005.

G. F. Pinton, S. A. McAleavey, J. J. Dahl, K. R. Nightingale, and G. E. Trahey. Real-time acoustic radiation force impulse imaging. In Proceedings of SPIE, volume 5750, pages 226–235, 2005.

2004

J. J. Dahl, M. S. Soo, and G. E. Trahey. Spatial and temporal stability of tissue induced aberration. In Proceedings of the 2004 IEEE Ultrasonics Symposium, volume 1, pages 222–226, 2004.

S. A. McAleavey, J. J. Dahl, M.S. Soo, G. F. Pinton, and G. E. Trahey. Resolution improvement of point targets by real-time phase aberration correction: In Vivo results. In Proceedings of the 2004 IEEE Ultrasonics Symposium, volume 1, pages 235–238, 2004.

N. M. Ivancevich, K. K. Chu, J. J. Dahl, E. D. Light, G. E. Trahey, S. F. Idriss, P. D. Wolf, E. Dixon-Tulloch, and S. W. Smith. Real time 3D ultrasound imaging of the brain. In Proceedings of the 2004 IEEE Ultrasonics Symposium, volume 1, pages 110–113, 2004.

2003

J. J. Dahl and G. E. Trahey. Off-axis scatterer filters for improved aberration measurements. In Proceedings of the 2003 IEEE Symposium on Ultrasonics, volume 1, pages 343–347, 2003.

J. J. Dahl, D. Guenther, and G. E. Trahey. Performance evaluation of combined spatial compounding/adaptive imaging: Simulation, phantom, and clinical trials. In Proceedings of the 2003 IEEE Symposium on Ultrasonics, volume 2, pages 1532–1536, 2003.

S. A. McAleavey, J. J. Dahl, G. F. Pinton, and G. E. Trahey. Real time adaptive imaging with 1.75D, high frequency arrays. In Proceedings of the 2003 IEEE Symposium on Ultrasonics, volume 1, pages 335–338, 2003.

S. Hsu, M. L. Palmeri, K. R. Nightingale, S. A. McAleavey, J. J. Dahl, and G. E. Trahey. Shear wave anisotropy imaging. In Proceedings of the 2003 IEEE Symposium on Ultrasonics, volume 1, pages 921–924, 2003.

J. J. Dahl, D. Guenther, and G. E. Trahey. Performance evaluation of spatial compounding in the presence of aberration and adaptive imaging. In Proceedings of SPIE, volume 5035, pages 1–11, 2003.

G. E. Trahey, J. J. Dahl, S. A. McAleavey, C. M. Gallippi, and K. R. Nightingale. Arterial stiffness measurements with acoustic radiation force impulse imaging. In Proceedings of SPIE, volume 5035, pages 235–241, 2003.

2002

K. R. Nightingale, M. S. Soo, R.W. Nightingale, R. Bentley, D. Stutz, M. Palmeri, J. Dahl, and G. E. Trahey. Acoustic radiation force impulse imaging: Remote palpation of the mechanical properties of tissue. In Proceedings of the 2002 IEEE Symposium on Ultrasonics, volume 2, pages 1821–1830, 2002.

A. T. Fernandez, J. J. Dahl, K. Gammelmark, D. M. Dumont, and G. E. Trahey. High resolution ultrasound beamforming using synthetic and adaptive imaging techniques. In IEEE International Symposium on Biomedical Engineering, pages 433–436, 2002.

A. T. Fernandez, J. J. Dahl, D. M. Dumont, and G. E. Trahey. Array elevation requirements in phase aberration correction using an 8x128 1.75D array. In Proceedings of SPIE, volume 4687, pages 79–90, 2002.

2001

A. T. Fernandez, J. J. Dahl, D. M. Dumont, and G. E. Trahey. Aberration measurement and correction with a high resolution 1.75D array. In Proceedings of the 2001 IEEE Symposium on Ultrasonics, volume 2, pages 1489–1494, 2001.

2018

ARFI and Shear-Wave Imaging Tissue Elasticity Imaging, Vol. 1: Theory and Methods, chapter 6. Elsevier. 2018: (in review)

2016

Advances in Ultrasonic Imaging Technology Advances in Medical Physics – 2016 Herickhoff, C.D., Dahl, J. J. Medical Physics Publishing. 2016: 71-96

2013

Acoustic Radiation Force Imaging Emerging Imaging Technologies in Medicine Dahl, J. J. Taylor & Francis Group. 2013: 201-207

2012

Recent Advances in Ultrasonic Imaging and Ultrasonic Imaging Technology Advances in Medical Physics – 2012 Dahl, J. J., Trahey, G. E. Medical Physics Publishing. 2012: 219-234