Search Results - "Lediju Bell, Muyinatu A."
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The Generalized Contrast-to-Noise Ratio: A Formal Definition for Lesion Detectability
Published in IEEE transactions on ultrasonics, ferroelectrics, and frequency control (01-04-2020)“…In the last 30 years, the contrast-to-noise ratio (CNR) has been used to estimate the contrast and lesion detectability in ultrasound images. Recent studies…”
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Deep Learning for Ultrasound Beamforming in Flexible Array Transducer
Published in IEEE transactions on medical imaging (01-11-2021)“…Ultrasound imaging has been developed for image-guided radiotherapy for tumor tracking, and the flexible array transducer is a promising tool for this task. It…”
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Deep Learning to Obtain Simultaneous Image and Segmentation Outputs From a Single Input of Raw Ultrasound Channel Data
Published in IEEE transactions on ultrasonics, ferroelectrics, and frequency control (01-12-2020)“…Single plane wave transmissions are promising for automated imaging tasks requiring high ultrasound frame rates over an extended field of view. However, a…”
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Photoacoustic-based visual servoing of a needle tip
Published in Scientific reports (19-10-2018)“…In intraoperative settings, the presence of acoustic clutter and reflection artifacts from metallic surgical tools often reduces the effectiveness of…”
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Combined Ultrasound and Photoacoustic Image Guidance of Spinal Pedicle Cannulation Demonstrated With Intact ex vivo Specimens
Published in IEEE transactions on biomedical engineering (01-08-2021)“…Objective: Spinal fusion surgeries require accurate placement of pedicle screws in anatomic corridors without breaching bone boundaries. We are developing a…”
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In Vivo Demonstration of Photoacoustic Image Guidance and Robotic Visual Servoing for Cardiac Catheter-Based Interventions
Published in IEEE transactions on medical imaging (01-04-2020)“…Cardiac interventional procedures are often performed under fluoroscopic guidance, exposing both the patient and operators to ionizing radiation. To reduce…”
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Deep Learning for Ultrasound Image Formation: CUBDL Evaluation Framework and Open Datasets
Published in IEEE transactions on ultrasonics, ferroelectrics, and frequency control (01-12-2021)“…Deep learning for ultrasound image formation is rapidly garnering research support and attention, quickly rising as the latest frontier in ultrasound image…”
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Photoacoustic-Guided Laparoscopic and Open Hysterectomy Procedures Demonstrated With Human Cadavers
Published in IEEE transactions on medical imaging (01-12-2021)“…Hysterectomy (i.e., surgical removal of the uterus) requires severing the main blood supply to the uterus (i.e., the uterine arteries) while preserving the…”
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Spatial coherence approaches to distinguish suspicious mass contents in fundamental and harmonic breast ultrasound images
Published in IEEE transactions on ultrasonics, ferroelectrics, and frequency control (01-01-2024)“…When compared to fundamental B-mode imaging, coherence-based beamforming and harmonic imaging are independently known to reduce acoustic clutter, distinguish…”
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Robust Short-Lag Spatial Coherence Imaging of Breast Ultrasound Data: Initial Clinical Results
Published in IEEE transactions on ultrasonics, ferroelectrics, and frequency control (01-03-2019)“…Ultrasound is frequently used in conjunction with mammography in order to detect breast cancer as early as possible. However, due largely to the heterogeneity…”
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A Review of Deep Learning Applications in Lung Ultrasound Imaging of COVID-19 Patients
Published in BME frontiers (01-01-2022)“…The massive and continuous spread of COVID-19 has motivated researchers around the world to intensely explore, understand, and develop new techniques for…”
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Photoacoustic Source Detection and Reflection Artifact Removal Enabled by Deep Learning
Published in IEEE transactions on medical imaging (01-06-2018)“…Interventional applications of photoacoustic imaging typically require visualization of point-like targets, such as the small, circular, cross-sectional tips…”
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13
System Integration and In Vivo Testing of a Robot for Ultrasound Guidance and Monitoring During Radiotherapy
Published in IEEE transactions on biomedical engineering (01-07-2017)“…We are developing a cooperatively controlled robot system for image-guided radiation therapy (IGRT) in which a clinician and robot share control of a 3-D…”
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The Feasibility of Haar Feature-Based Endoscopic Ultrasound Probe Tracking for Implanting Hydrogel Spacer in Radiation Therapy for Pancreatic Cancer
Published in Frontiers in oncology (04-11-2021)“…We proposed a Haar feature-based method for tracking endoscopic ultrasound (EUS) probe in diagnostic computed tomography (CT) and Magnetic Resonance Imaging…”
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Evaluation of 2D and 3D ultrasound tracking algorithms and impact on ultrasound‐guided liver radiotherapy margins
Published in Medical physics (Lancaster) (01-11-2018)“…Purpose Compensation for respiratory motion is important during abdominal cancer treatments. In this work we report the results of the 2015 MICCAI Challenge on…”
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Simulations and human cadaver head studies to identify optimal acoustic receiver locations for minimally invasive photoacoustic-guided neurosurgery
Published in Photoacoustics (Munich) (01-09-2020)“…Real-time intraoperative guidance during minimally invasive neurosurgical procedures (e.g., endonasal transsphenoidal surgery) is often limited to endoscopy…”
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Short-Lag Spatial Coherence Imaging of Cardiac Ultrasound Data: Initial Clinical Results
Published in Ultrasound in medicine & biology (01-10-2013)“…Abstract Short-lag spatial coherence (SLSC) imaging is a novel beamforming technique that reduces acoustic clutter in ultrasound images. A clinical study was…”
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Toward Standardized Acoustic Radiation Force (ARF)-Based Ultrasound Elasticity Measurements With Robotic Force Control
Published in IEEE transactions on biomedical engineering (01-07-2016)“…Objective: Acoustic radiation force (ARF)-based approaches to measure tissue elasticity require transmission of a focused high-energy acoustic pulse from a…”
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Localization of Transcranial Targets for Photoacoustic-Guided Endonasal Surgeries
Published in Photoacoustics (Munich) (01-06-2015)“…Neurosurgeries to remove pituitary tumors using the endonasal, transsphenoidal approach often incur the risk of patient death caused by injury to the carotid…”
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Mitigating skin tone bias in linear array in vivo photoacoustic imaging with short-lag spatial coherence beamforming
Published in Photoacoustics (Munich) (01-10-2023)“…Photoacoustic (PA) imaging has the potential to deliver non-invasive diagnostic information. However, skin tone differences bias PA target visualization, as…”
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