Ryan J. Halter

Publication Activity (10 Years)

Years Active: 2007-2024
Publications (10 Years): 56

Top Topics

Image Reconstruction

Segmentation And Feature Extraction

Prostate Cancer

Top Venues

Medical Imaging: Image-Guided Procedures

IEEE Trans. Medical Imaging

Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging

Publications

Ethan K. Murphy, Harshavardhan Devaraj, Matthew Eschbach, Robert Knapp, Brian Holden, Ryan J. Halter
Development of an Electrical Impedance Tomography Coupled Surgical Stapler for Tissue Characterization. IEEE Trans. Biomed. Eng. 71 (1) (2024)
Tzu-Hao Li, Ethan K. Murphy, Allaire Doussan, Ryan J. Halter, Kofi Odame
A Lightweight Algorithm for Classifying Ex Vivo Tissues Samples. CoRR (2024)
Michael A. Kokko, Yuan Shi, Joseph A. Paydarfar, Ryan J. Halter
Initial image-plane assessment of kinematic-based stereo overlay in trans-oral robotic surgery. Medical Imaging: Image-Guided Procedures (2023)
Allaire F. Doussan, Sophie Lloyd, Ethan K. Murphy, Ryan J. Halter
Towards intraoperative surgical margin assessment: Validation of an electrical impedance-based probe with ex vivo bovine tissue. EMBC (2023)
Michael A. Kokko, Lucas C. Andersen, Ryan J. Halter
Evaluating a PSMNet-based pipeline for intraoperative stereo reconstruction with the da Vinci Xi. Medical Imaging: Image-Guided Procedures (2023)
Yuan Shi, Yajie Lou, Iroha Shirai, Xiaotian Wu, Joseph A. Paydarfar, Ryan J. Halter
Surgical navigation system for image-guided transoral robotic surgery: a proof of concept. Medical Imaging: Image-Guided Procedures (2022)
Theodore S. Bronk, Alicia C. Everitt, Ethan K. Murphy, Ryan J. Halter
Novel Electrode Placement in Electrical Bioimpedance-Based Stroke Detection: Effects on Current Penetration and Injury Characterization in a Finite Element Model. IEEE Trans. Biomed. Eng. 69 (5) (2022)
Michael A. Kokko, Douglas W. Van Citters, John D. Seigne, Ryan J. Halter
A particle filter approach to dynamic kidney pose estimation in robotic surgical exposure. Int. J. Comput. Assist. Radiol. Surg. 17 (6) (2022)
Harshavardhan Devaraj, Ethan K. Murphy, Ryan J. Halter
Bioimpedance Sensing Surgical Drill - In Vivo Porcine Model. EMBC (2022)
Michael A. Kokko, John D. Seigne, Douglas W. Van Citters, Ryan J. Halter
A novel abdominal phantom model for laparoscopic and robotic exposure of retroperitoneal structures. Medical Imaging: Image-Guided Procedures (2022)
Yuan Shi, Xiaotian Wu, Joseph A. Paydarfar, Ryan J. Halter
Imaging-compatible oral retractor system for use in image-guided transoral robotic surgery. Medical Imaging: Image-Guided Procedures (2021)
Suehayla Mohieldin, Colin M. Minor, Curtis L. Petersen, John A. Batsis, Ryan J. Halter
BandPass: A Bluetooth-Enabled Remote Monitoring Device for Sarcopenia. ICC Workshops (2021)
Michael A. Kokko, John D. Seigne, Douglas W. Van Citters, Ryan J. Halter
Multi-body statistical shape representation of anatomy for navigation in robot-assisted laparoscopic partial nephrectomy. Medical Imaging: Image-Guided Procedures (2021)
Michael Sramek, Yuan Shi, Erick Quintanilla, Xiaotian Wu, Aravind S. Ponukumati, David A. Pastel, Ryan J. Halter, Joseph A. Paydarfar
Development of a novel tumor phantom model for head and neck squamous cell carcinoma and its applications. Medical Imaging: Image-Guided Procedures (2020)
Shengjie Bi, Yiyang Lu, Nicole Tobias, Ella Ryan, Travis Masterson, Sougata Sen, Ryan J. Halter, Jacob Sorber, Diane Gilbert-Diamond, David Kotz
Measuring children's eating behavior with a wearable device. ICHI (2020)
Curtis L. Petersen, Colin M. Minor, Suehayla Mohieldin, Linda G. Park, Ryan J. Halter, John A. Batsis
Remote Rehabilitation: A Field-Based Feasibility Study of an mHealth Resistance Exercise Band. CHASE (2020)
Varun Mishra, Gunnar Pope, Sarah Lord, Stephanie Lewia, Byron Lowens, Kelly Caine, Sougata Sen, Ryan J. Halter, David Kotz
Continuous Detection of Physiological Stress with Commodity Hardware. ACM Trans. Comput. Heal. 1 (2) (2020)
Aravind S. Ponukumati, Xiaotian Wu, Peter W. Kahng, Joseph Skinner, Joseph A. Paydarfar, Ryan J. Halter
A System for Characterizing Intraoperative Force Distribution During Operative Laryngoscopy. IEEE Trans. Biomed. Eng. 67 (9) (2020)
Harshavardhan Devaraj, Ethan K. Murphy, Ryan J. Halter
Bioimpedance Sensing Surgical Drill - Computational Modelling and Experimental Validation. EMBC (2020)
Ethan K. Murphy, Xiaotian Wu, Alicia C. Everitt, Ryan J. Halter
Phantom Studies of Fused-Data TREIT Using Only Biopsy-Probe Electrodes. IEEE Trans. Medical Imaging 39 (11) (2020)
Xiaotian Wu, C. Antonio Sánchez, John E. Lloyd, Heather Borgard, Sidney S. Fels, Joseph A. Paydarfar, Ryan J. Halter
Estimating tongue deformation during laryngoscopy using hybrid FEM-multibody model and intraoperative tracking: a cadaver pilot study. Medical Imaging: Image-Guided Procedures (2020)
Arun Rao, Ethan K. Murphy, Ryan J. Halter, Kofi M. Odame
A 1 MHz Miniaturized Electrical Impedance Tomography System for Prostate Imaging. IEEE Trans. Biomed. Circuits Syst. 14 (4) (2020)
Michael A. Kokko, John D. Seigne, Douglas W. Van Citters, Ryan J. Halter
Modeling the surgical exposure of anatomy in robot-assisted laparoscopic partial nephrectomy. Medical Imaging: Image-Guided Procedures (2020)
Peter W. Kahng, Xiaotian Wu, Nithya P. Ramesh, David A. Pastel, Ryan J. Halter, Joseph A. Paydarfar
Improving target localization during trans-oral surgery with use of intraoperative imaging. Int. J. Comput. Assist. Radiol. Surg. 14 (5) (2019)
Gunnar Pope, Ryan J. Halter
. Sensors 19 (11) (2019)
Xiaotian Wu, C. Antonio Sánchez, Peter W. Kahng, Christiaan A. Rees, Aravind S. Ponukumati, Eric A. Eisen, David A. Pastel, Heather Borgard, John E. Lloyd, Sidney S. Fels, Joseph A. Paydarfar, Ryan J. Halter
Multi-modal Framework for Image-guided Trans-oral Surgery with Intraoperative Imaging and Deformation Modeling. EMBC (2019)
Michael A. Kokko, John D. Seigne, Douglas W. Van Citters, Ryan J. Halter
Toward a framework for navigational guidance during surgical access. Medical Imaging: Image-Guided Procedures (2019)
Alicia Everitt, Brandon K. Root, David F. Bauer, Ryan J. Halter
Electrical impedance mapping for localizing evolving traumatic brain injury. Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging (2019)
Ethan K. Murphy, Elias S. Hyams, Alan R. Schned, Jason Pettus, Ryan J. Halter
Study of separation between ex vivo malignant and benign prostatic tissue using magnetic resonance electrical property tomography. Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging (2019)
Ethan K. Murphy, Joseph Skinner, Maria Martucci, Seward B. Rutkove, Ryan J. Halter
Toward Electrical Impedance Tomography Coupled Ultrasound Imaging for Assessing Muscle Health. IEEE Trans. Medical Imaging 38 (6) (2019)
Varun Mishra, Gunnar Pope, Sarah Lord, Stephanie Lewia, Byron Lowens, Kelly Caine, Sougata Sen, Ryan J. Halter, David Kotz
The Case for a Commodity Hardware Solution for Stress Detection. UbiComp/ISWC Adjunct (2018)
George Boateng, John A. Batsis, Patrick Proctor, Ryan J. Halter, David Kotz
GeriActive: Wearable app for monitoring and encouraging physical activity among older adults. BSN (2018)
Xiaotian Wu, Joseph A. Paydarfar, Ryan J. Halter
Intraoperative deformation during laryngoscopy of irradiated and non-irradiated patients. Medical Imaging: Image-Guided Procedures (2018)
Gunnar Pope, Varun Mishra, Stephanie Lewia, Byron Lowens, David Kotz, Sarah Lord, Ryan J. Halter
An ultra-low resource wearable EDA sensor using wavelet compression. BSN (2018)
Saaid H. Arshad, Ethan K. Murphy, Ryan J. Halter
Automated segmentation and feature extraction in cardiac electrical impedance tomography images. Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging (2018)
Arun Rao, Yueh-Ching Teng, Chris Schaef, Ethan K. Murphy, Saaid H. Arshad, Ryan J. Halter, Kofi Odame
An Analog Front End ASIC for Cardiac Electrical Impedance Tomography. IEEE Trans. Biomed. Circuits Syst. 12 (4) (2018)
Curtis L. Petersen, Emily V. Wechsler, Ryan J. Halter, George G. Boateng, Patrick O. Proctor, David F. Kotz, Summer B. Cook, John A. Batsis
Detection and Monitoring of Repetitions Using an mHealth-Enabled Resistance Band. CHASE (2018)
Alicia C. Everitt, Preston K. Manwaring, Ryan J. Halter
A real-time 4-bit imaging electrical impedance sensing biopsy needle for prostate cancer detection. Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging (2018)
Shengjie Bi, Tao Wang, Nicole Tobias, Josephine Nordrum, Shang Wang, George Halvorsen, Sougata Sen, Ronald A. Peterson, Kofi Odame, Kelly Caine, Ryan J. Halter, Jacob Sorber, David Kotz
Auracle: Detecting Eating Episodes with an Ear-mounted Sensor. Proc. ACM Interact. Mob. Wearable Ubiquitous Technol. 2 (3) (2018)
Shengjie Bi, Ellen Davenport, Jun Gong, Ronald A. Peterson, Joseph Skinner, Kevin M. Storer, Tao Wang, Kelly Caine, Ryan J. Halter, David Kotz, Kofi Odame, Jacob Sorber, Xing-Dong Yang
Poster: Auracle: A Wearable Device for Detecting and Monitoring Eating Behavior. MobiSys (2017)
George Boateng, John A. Batsis, Ryan J. Halter, David Kotz
ActivityAware: An app for real-time daily activity level monitoring on the Amulet wrist-worn device. PerCom Workshops (2017)
Ethan K. Murphy, Mohammad Takhti, Joseph Skinner, Ryan J. Halter, Kofi Odame
Signal-to-Noise Ratio Analysis of a Phase-Sensitive Voltmeter for Electrical Impedance Tomography. IEEE Trans. Biomed. Circuits Syst. 11 (2) (2017)
Shengjie Bi, Tao Wang, Ellen Davenport, Ronald A. Peterson, Ryan J. Halter, Jacob Sorber, David Kotz
Toward a Wearable Sensor for Eating Detection. WearSys@MobiSys (2017)
Ethan K. Murphy, Aditya Mahara, Ryan J. Halter
Absolute Reconstructions Using Rotational Electrical Impedance Tomography for Breast Cancer Imaging. IEEE Trans. Medical Imaging 36 (4) (2017)
Andrea Borsic, I. Perreard, Aditya Mahara, Ryan J. Halter
An Inverse Problems Approach to MR-EPT Image Reconstruction. IEEE Trans. Medical Imaging 35 (1) (2016)
Shadab Khan, Aditya Mahara, Elias S. Hyams, Alan R. Schned, Ryan J. Halter
Prostate Cancer Detection Using Composite Impedance Metric. IEEE Trans. Medical Imaging 35 (12) (2016)
Josiah D. Hester, Travis Peters, Tianlong Yun, Ronald A. Peterson, Joseph Skinner, Bhargav Golla, Kevin M. Storer, Steven Hearndon, Kevin Freeman, Sarah Lord, Ryan J. Halter, David Kotz, Jacob Sorber
Amulet: An Energy-Efficient, Multi-Application Wearable Platform. SenSys (2016)
Saaid H. Arshad, Ethan K. Murphy, Ryan J. Halter
Respiratory-gated electrical impedance tomography: a potential technique for quantifying stroke volume. Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging (2016)
Josiah D. Hester, Travis Peters, Tianlong Yun, Ronald A. Peterson, Joseph Skinner, Bhargav Golla, Kevin M. Storer, Steven Hearndon, Sarah Lord, Ryan J. Halter, David Kotz, Jacob Sorber
The Amulet Wearable Platform: Demo Abstract. SenSys (2016)
Aditya Mahara, Shadab Khan, Ethan K. Murphy, Alan R. Schned, Elias S. Hyams, Ryan J. Halter
3D Microendoscopic Electrical Impedance Tomography for Margin Assessment During Robot-Assisted Laparoscopic Prostatectomy. IEEE Trans. Medical Imaging 34 (7) (2015)
Saaid H. Arshad, Jordan S. Kunzika, Ethan K. Murphy, Kofi Odame, Ryan J. Halter
Towards a smart phone-based cardiac monitoring device using electrical impedance tomography. BioCAS (2015)
Shadab Khan, Aditya Mahara, Elias S. Hyams, Alan R. Schned, Ryan J. Halter
Towards intraoperative surgical margin assessment and visualization using bioimpedance properties of the tissue. Medical Imaging: Computer-Aided Diagnosis (2015)
Shadab Khan, Preston K. Manwaring, Andrea Borsic, Ryan J. Halter
FPGA-Based Voltage and Current Dual Drive System for High Frame Rate Electrical Impedance Tomography. IEEE Trans. Medical Imaging 34 (4) (2015)
Ryan J. Halter, Alex Hartov, Steven P. Poplack, Roberta M. diFlorio-Alexander, Wendy A. Wells, Kari M. Rosenkranz, Richard J. Barth, Peter A. Kaufman, Keith D. Paulsen
Real-Time Electrical Impedance Variations in Women With and Without Breast Cancer. IEEE Trans. Medical Imaging 34 (1) (2015)
Ryan J. Halter, Xiaotian Wu, Alex Hartov, John D. Seigne, Shadab Khan
A multimodal imaging framework for enhanced robot-assisted partial nephrectomy guidance. Medical Imaging: Image-Guided Procedures (2015)
Aditya Mahara, Shadab Khan, Alan R. Schned, Elias S. Hyams, Ryan J. Halter
Electrical impedance map (EIM) for margin assessment during robot-assisted laparoscopic prostatectomy (RALP) using a microendoscopic probe. Medical Imaging: Image-Guided Procedures (2015)
Andres Molina-Markham, Ronald A. Peterson, Joseph Skinner, Ryan J. Halter, Jacob Sorber, David Kotz
Poster: Enabling computational jewelry for mHealth applications. MobiSys (2014)
Cory Cornelius, Ronald A. Peterson, Joseph Skinner, Ryan J. Halter, David Kotz
A wearable system that knows who wears it. MobiSys (2014)
Andres Molina-Markham, Ronald A. Peterson, Joseph Skinner, Tianlong Yun, Bhargav Golla, Kevin Freeman, Travis Peters, Jacob Sorber, Ryan J. Halter, David Kotz
Amulet: a secure architecture for mHealth applications for low-power wearable devices. MMA@SenSys (2014)
Ryan J. Halter, Young-Joong Kim
Toward Microendoscopic Electrical Impedance Tomography for Intraoperative Surgical Margin Assessment. IEEE Trans. Biomed. Eng. 61 (11) (2014)
Cory Cornelius, Jacob Sorber, Ronald A. Peterson, Joe Skinner, Ryan J. Halter, David Kotz
Who Wears Me? Bioimpedance as a Passive Biometric. HealthSec (2012)
Yuqing Wan, Andrea Borsic, Alex Hartov, Ryan J. Halter
Incorporating a biopsy needle as an electrode in transrectal electrical impedance imaging. EMBC (2012)
Vaishali Mishra, Hamza Bouayad, Alan R. Schned, John A. Heaney, Ryan J. Halter
Electrical impedance spectroscopy for prostate cancer diagnosis. EMBC (2012)
V. Mishra, Hamza Bouayad, Alan R. Schned, Alex Hartov, John A. Heaney, Ryan J. Halter
A Real-Time Electrical Impedance Sensing Biopsy Needle. IEEE Trans. Biomed. Eng. 59 (12) (2012)
Eugene Demidenko, Andrea Borsic, Yuqing Wan, Ryan J. Halter, Alex Hartov
Statistical Estimation of EIT Electrode Contact Impedance Using a Magic Toeplitz Matrix. IEEE Trans. Biomed. Eng. 58 (8) (2011)
Ryan J. Halter, Alex Hartov, Keith D. Paulsen
A Broadband High-Frequency Electrical Impedance Tomography System for Breast Imaging. IEEE Trans. Biomed. Eng. 55 (2) (2008)
Ryan J. Halter, Alex Hartov, John A. Heaney, Keith D. Paulsen, Alan R. Schned
Electrical Impedance Spectroscopy of the Human Prostate. IEEE Trans. Biomed. Eng. 54 (7) (2007)