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Integrated Sensing and Communication Target Detection Framework and Waveform Design Method Based on Information Theory
Published 2025-01-01“…The target detection is implemented through a relative entropy test (RET) comparing echo signals against target presence/absence hypotheses. …”
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1342
Three-dimensional sonographic findings of diprosopus: a case report and literature review
Published 2025-01-01“…Two-dimensional ultrasound (2D ultrasound) demonstrates significant increases in head circumference, widening of the interocular distance, and abnormal echo patterns in the facial structure. Three-dimensional ultrasound (3D ultrasound) revealed the presence of three eye sockets (the lateral eye sockets contained eyeballs, while the central region exhibited fusion without visible eyeballs), two noses, and two mouths, with no abnormalities observed in other areas. …”
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1343
The Application of Advanced Bone Imaging Technologies in Sports Medicine
Published 2023-01-01“…On the other hand, the ultrashort echo time (UTE) MRI can evaluate cortical bone quality by detecting water bound to the organic bone matrix and free water, providing important information about bone porosity. …”
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1344
Dynamic Kine Magnetic Resonance Imaging in Whiplash Patients and in Age- and Sex-Matched Controls
Published 2009-01-01“…An oblique coronal T2- and proton density-weighted sequence and a balanced fast field echo axial sequence were used. The movements between C0–C2 and the signal from the alar ligaments were analyzed. …”
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1345
A True Aneurysm of the Zygomatic Orbital Artery: First Case Report in the Literature
Published 2012-01-01“…His medical history was negative for accidental or iatrogenic head injury. Color echo Doppler and angio-computed tomography demonstrated a fusiform aneurysm of the zygomatic orbital artery, a branch of the superficial temporal artery. …”
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1346
Les racines de l’œnotourisme au Brésil
Published 2014-12-01“…L’État entendait donner un écho aux actions régionales et cherchait un appui politique et économique. …”
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1347
Nonlinear time series prediction algorithm based on AD-SSNET for artificial intelligence–powered Internet of Things
Published 2021-03-01“…The AD-SSNET is introduced as a reservoir based on the echo state network to improve the predictive capability of nonlinear time series, and combined with artificial intelligence method to construct the prediction model training samples. …”
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1348
Systematic Review of Fake News, Propaganda, and Disinformation: Examining Authors, Content, and Social Impact Through Machine Learning
Published 2025-01-01“…As a result, conspiracy theories, echo chambers, filter bubbles and other processes of fragmentation and marginalization are polarizing, radicalizing, and disintegrating society in terms of coherent politics, governance, and social networks of trust and cooperation. …”
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1349
Abernethy Malformation in Combination with Gilbert’s Syndrome
Published 2020-12-01“…The conducted instrumental observation revealed echo-signs of malformation (agenesia) of the portal vein, which was further confirmed by both X-ray-contrast computed tomography and the pathohistological analysis of liver biopsy slides. …”
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1350
Feasibility of Remote Real-Time Guidance of a Cardiac Examination Performed by Novices Using a Pocket-Sized Ultrasound Device
Published 2013-01-01“…Accuracy and technical quality of transmitted images were compared to on-site, gold-standard echo thresholds. Results. Novice versus sonographer imaging yielded technically adequate views in 122/135 (90%) versus 130/135 (96%) (). …”
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1351
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Causes and Follow-Up of Central Diabetes Insipidus in Children
Published 2019-01-01“…All cases underwent MRI examination including T1-weighted three-dimensional magnetization-prepared rapid gradient-echo (T1WI-3D-MP RAGE) imaging sequences. The pituitary volume, the signal intensity of posterior pituitary, and the morphology of pituitary stalk were measured between two groups. …”
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1353
Sequential Multimodal Underwater Single-Photon Lidar Adaptive Target Reconstruction Algorithm Based on Spatiotemporal Sequence Fusion
Published 2025-01-01“…This paper reports the sequential multimodal underwater single-photon lidar adaptive target reconstruction algorithm based on spatiotemporal sequence fusion, which has strong information extraction and noise filtering ability and can reconstruct the target depth and reflective intensity information from complex echo photon time counts and spatial pixel relationships. …”
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1354
Cost-comparison analysis of diffusion weighted magnetic resonance imaging (DWMRI) versus second look surgery for the detection of residual and recurrent cholesteatoma
Published 2019-11-01“…Results According to the probabilistic sensitivity analysis, mean cost difference of traditional second look tympanotomy versus echo planar imaging (EPI) DWMRI was $180.27CAD, 95%CI [$177.32, $188,32] in favour of second-look tympanotomy. …”
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1355
Role of Intraoperative Left Ventricular Global Longitudinal Strain in Hemodynamic and Cognitive Outcomes in On-Pump Coronary Artery Bypass Surgery: A Prospective Observational Stud...
Published 2025-01-01“…Results: A dedicated workstation (EchoPAC Software v203, GE) was used for offline calculation of LVGLS. …”
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1356
T2*-weighted imaging for detection of intracranial silicone oil in MRI obtained with motion correction sequences
Published 2025-02-01“…In contrast, another MRI obtained previously with conventional turbo spin-echo detected intracranial silicone oil not only in T2*WI but also in T1WI, T2WI and FLAIR. …”
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1357
Computationally-efficient rendering of diffuse reflections for geometrical acoustics based room simulation
Published 2025-01-01“…In a technical evaluation, the temporal evolution of echo density showed a comparable profile for the suggested method and real rooms.…”
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1358
Impact of Cell Layout on Bandwidth of Multi-Frequency Piezoelectric Micromachined Ultrasonic Transducer Array
Published 2024-12-01“…We found that the densest arrangement of the same cells produced the largest bandwidth, achieving a 92% transmission bandwidth and a 50% burst-echo bandwidth at 6 MHz. The mechanism was investigated from the coupling point of view by finite element analysis and laser Doppler vibrometry, focusing on the cell displacements. …”
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1359
Discrimination of superficial lymph nodes using ultrasonography and tissue metabolomics coupled with machine learning
Published 2025-01-01“…IntroductionDiagnosing the types of malignant lymphoma could help determine the most suitable treatment, anticipate the probability of recurrence and guide long-term monitoring and follow-up care.MethodsWe evaluated the differences in benign, lymphoma and metastasis superficial lymph nodes using ultrasonography and tissue metabolomics.ResultsOur findings indicated that three ultrasonographic features, blood supply pattern, cortical echo, and cortex elasticity, hold potential in differentiating malignant lymph nodes from benign ones, and the shape and corticomedullary boundary emerged as significant indicators for distinguishing between metastatic and lymphoma groups. …”
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1360
A Two-Stage Method for Screening Pulse RFI in SAR Raw Data Alternating the Use of Time and Frequency Domains
Published 2025-01-01“…Synthetic aperture radar (SAR) is more susceptible to be affected by the radio frequency interference (RFI) in the same frequency band when receiving echo signal. Pulse RFI (PRFI) is a common form of RFI and often has time-varying characteristics, which will deteriorate the SAR images quality and hinder image interpretation. …”
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