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Article
Open AccessAssociation between eyeball asymmetry and offset of openings in optic nerve head canal assessed by posterior polar eyeball topography
We investigated three-dimensional (3D) eyeball protrusion and its association with the offset between the lamina cribrosa (LC) and Bruch’s membrane opening (BMO). 3D-MRI scans were taken from 93 subjects (186 ...
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Article
Open AccessMalignancy risk stratification of thyroid nodules according to echotexture and degree of hypoechogenicity: a retrospective multicenter validation study
Various risk stratification systems show discrepancies in the ultrasound lexicon of nodule echotexture and hypoechogenicity. This study aimed to determine the malignancy risk of thyroid nodules according to th...
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Article
Cochlear duct length and cochlear distance on preoperative CT: imaging markers for estimating insertion depth angle of cochlear implant electrode
Preoperative estimation of the insertion depth angle of cochlear implant (CI) electrodes is essential for surgical planning. The purpose of this study was to determine the cochlear size using preoperative CT a...
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Article
Acute invasive fungal rhinosinusitis: MR imaging features and their impact on prognosis
Acute invasive fungal rhinosinusitis (AIFRS) is a life-threatening disease that is difficult to diagnose. Its overall imaging features have not been evaluated and the prognostic impact is unclear. The purpose ...
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Article
Transit time corrected arterial spin labeling technique aids to overcome delayed transit time effect
This study aimed to evaluate the usefulness of transit time corrected cerebral blood flow (CBF) maps based on multi-phase arterial spin labeling MR perfusion imaging (ASL-MRP).
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Article
Open AccessAltered hippocampal volume and functional connectivity in males with Internet gaming disorder comparing to those with alcohol use disorder
Internet gaming disorder (IGD) has been conceptualized as a behavioral addiction and shares clinical, neuropsychological, and personality characteristics with alcohol use disorder (AUD), but IGD dose not entai...
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Article
Prognosis prediction of non-enhancing T2 high signal intensity lesions in glioblastoma patients after standard treatment: application of dynamic contrast-enhanced MR imaging
To identify candidate imaging biomarkers for early disease progression in glioblastoma multiforme (GBM) patients by analysis of dynamic contrast-enhanced (DCE) MR parameters of non-enhancing T2 high signal int...
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Article
Cerebral blood flow, transit time, and apparent diffusion coefficient in moyamoya disease before and after acetazolamide
The goal of this study was to assess the changes in arterial spin labeling (ASL) cerebral blood flow (CBF) and arterial transit time (ATT), and in apparent diffusion coefficient (ADC), before and after an acet...
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Article
Off-site evaluation of three-dimensional ultrasound for the diagnosis of thyroid nodules: comparison with two-dimensional ultrasound
We compared the diagnostic performance of off-site evaluation between prospectively obtained 3D and 2D ultrasound for thyroid nodules.
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Article
Paradoxical perfusion metrics of high-grade gliomas with an oligodendroglioma component: quantitative analysis of dynamic susceptibility contrast perfusion MR imaging
The aim of this study is to investigate perfusion characteristics of glioblastoma with an oligodendroglioma component (GBMO) compared with conventional glioblastoma (GBM) using dynamic susceptibility contrast ...
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Article
Evaluation of the degree of arteriovenous shunting in intracranial arteriovenous malformations using pseudo-continuous arterial spin labeling magnetic resonance imaging
Intracranial arteriovenous malformations (AVMs) display venous signals on arterial spin labeling (ASL) magnetic resonance (MR) imaging due to the presence of arteriovenous shunting. Our aim was to quantitative...
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Article
Value of multidetector computed tomography for the radiologic grading of sacroiliitis in ankylosing spondylitis
The objective of this study is to investigate the value of multidetector computed tomography (MDCT) in the assessment of sacroiliitis in patients with established ankylosing spondylitis (AS). Paired plain radi...
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Article
Desmoid-type fibromatosis in the head and neck: CT and MR imaging characteristics
In the head and neck region, desmoid-type fibromatosis is an uncommon tumor, and the imaging features have not been well described. The purpose of this study was to describe imaging features with their patholo...
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Article
Salivary duct carcinomas: clinical and CT and MR imaging features in 20 patients
Salivary duct carcinoma (SDC) is an uncommon high grade adenocarcinoma of the salivary gland with a grave prognosis. The aim of this study was to investigate the clinical and CT and MR imaging features of SDC.
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Article
Emphasis on the MR imaging findings of brown tumor: a report of five cases
Brown tumors are focal reactive osteolytic lesions that are encountered in patients with primary or secondary hyperparathyroidism, and these tumors have nonspecific magnetic resonance (MR) imaging findings. Ho...
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Article
A blackboard-based expert system for control structure synthesis of chemical processing plants
A blackboard-based expert system, Intellite3 for synthesizing control structures in chemical processing plants is discussed. We suggest object-centered knowledge representation framework with distributed multi-ta...
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Article
Model predictive control for multivariable unstable processes with constraints on manipulated variables
The original MPC(Model Predictive Control) algorithm cannot be applied to open loop unstable systems, because the step responses of the open loop unstable system never reach steady states. So when we apply MPC...
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Article
Model predictive control for multivariable unstable processes with constraints on manipulated variables
The original MPC(Model Predictive Control) algorithm cannot be applied to open loop unstable systems, because the step responses of the open loop unstable system never reach steadystates. So when we apply MPC ...
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Article
Control of a reactor-flasher system
This paper presents a case study in which several multivariable control strategies were tested for a reactor-flasher system of an industrial chemical process. This reactor-flasher system which has three manipu...
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Article
Intellite3: A knowledge based expert system for control structure synthesis
This work describes an expert system for synthesis and design of control systems for chemical processing plants. We also outline the knowledge representation schemes for the expert system withobject oriented prog...
