Stereotactic neurosurgery planning on a personal-computer-based work station.

abstract：:Morphometric analysis of nuclei is crucial in cytological examinations. Unfortunately, nuclei segmentation presents many challenges because they usually create complex clusters in cytological samples. To deal with this problem, we are proposing an approach, which combines convolutional neural network and watershed tra...

journal_title：Journal of digital imaging

authors： Kowal M,Żejmo M,Skobel M,Korbicz J,Monczak R

更新日期：2020-02-01 00:00:00

abstract：:A teleradiology system acquires radiographic images from one location and transmits them to one or more distant sites where they are displayed and/or converted to hard-copy film recordings. The long-term goal of teleradiology research is to show that teleradiology systems can provide diagnostically equivalent results ...

journal_title：Journal of digital imaging

authors： Stewart BK,Dwyer SJ 3rd,Kangarloo H

更新日期：1992-08-01 00:00:00

abstract：:Under typical dark chest radiography reading room conditions, a radiologist's pupils contract and dilate as their visual focus intermittently shifts between the high luminance monitor and the darker background wall, resulting in increased visual fatigue and degradation of diagnostic performance. A controlled increase ...

journal_title：Journal of digital imaging

authors： Pollard BJ,Samei E,Chawla AS,Beam C,Heyneman LE,Koweek LM,Martinez-Jimenez S,Washington L,Hashimoto N,McAdams HP

更新日期：2012-08-01 00:00:00

abstract：:Multimodality medical image fusion plays a vital role in diagnosis, treatment planning, and follow-up studies of various diseases. It provides a composite image containing critical information of source images required for better localization and definition of different organs and lesions. In the state-of-the-art imag...

journal_title：Journal of digital imaging

authors： Ganasala P,Kumar V

更新日期：2016-02-01 00:00:00

abstract：:The objective of this study was to determine the clinical value of computed tomography (CT) image-based texture analysis in predicting microvascular invasion of primary hepatocellular carcinoma (HCC). CT images of patients with HCC from May 2017 to May 2019 confirmed by surgery and histopathology were retrospectively ...

journal_title：Journal of digital imaging

authors： Li Y,Xu X,Weng S,Yan C,Chen J,Ye R

更新日期：2020-12-01 00:00:00

abstract：:Computed radiography (CR) has various advantages such as dynamic range. Diagnostic accuracy with CR using reduced radiation dose is considered comparable with that of conventional film-screen radiography in diagnosing apparent chest abnormalities. In addition to reducing the radiation dose, delineation of the various ...

journal_title：Journal of digital imaging

authors： Aoki K

更新日期：1995-02-01 00:00:00

abstract：:Information infrastructures involve the notion of a shared, open infrastructure, constituting a space where people, organizations, and technical components associate to develop an activity. The current infrastructure for medical image sharing, based on PACS/DICOM technologies, does not constitute an information infras...

journal_title：Journal of digital imaging

authors： Motta GHMB,Araújo DAB,Lucena-Neto JR,Azevedo-Marques PM,Cordeiro SS,Araújo-Neto SA

更新日期：2020-02-01 00:00:00

abstract：:A study was conducted to evaluate the sensitivity of computer-aided detection (CAD) with full-field digital mammography in detection of breast cancer, based on mammographic appearance and histopathology. Retrospectively, CAD sensitivity was assessed in total group of 152 cases for subgroups based on breast density, ma...

journal_title：Journal of digital imaging

authors： Murakami R,Kumita S,Tani H,Yoshida T,Sugizaki K,Kuwako T,Kiriyama T,Hakozaki K,Okazaki E,Yanagihara K,Iida S,Haga S,Tsuchiya S

更新日期：2013-08-01 00:00:00

abstract：:This article presents a review of image quality assessment methods for monochrome CRTs in the field as opposed to the laboratory. The review includes image quality programs at the University of Washington, the University of Texas at Houston, the University of Michigan, and the University of Arizona. CRT manufacturers ...

journal_title：Journal of digital imaging

authors： Roehrig H,Willis CE,Damento MA

更新日期：1999-11-01 00:00:00

abstract：:Image file format is often a confusing aspect for someone wishing to process medical images. This article presents a demystifying overview of the major file formats currently used in medical imaging: Analyze, Neuroimaging Informatics Technology Initiative (Nifti), Minc, and Digital Imaging and Communications in Medici...

journal_title：Journal of digital imaging

authors： Larobina M,Murino L

更新日期：2014-04-01 00:00:00

abstract：:Over the past few years, an increase in digitalization of radiology departments can be seen, which has a large impact on the work of the radiologists. This impact is not only demonstrated by the increased use of digital images but also by changing demands on the whole reading environment. In this study, we evaluated t...

journal_title：Journal of digital imaging

authors： van Ooijen PM,Koesoema AP,Oudkerk M

更新日期：2006-01-01 00:00:00

abstract：INTRODUCTION:To validate a preliminary version of a radiological lexicon (RadLex) against terms found in thoracic CT reports and to index report content in RadLex term categories. MATERIAL AND METHODS:Terms from a random sample of 200 thoracic CT reports were extracted using a text processor and matched against RadLex...

journal_title：Journal of digital imaging

authors： Marwede D,Schulz T,Kahn T

更新日期：2008-12-01 00:00:00

abstract：:We introduce a set of worksheets to facilitate standardized comparisons among scheduling systems, hospital information systems, radiology information systems, and picture archiving and communication systems vendors. For each system category, we provide worksheets to evaluate the features, performance, installation req...

journal_title：Journal of digital imaging

authors： Langer S,Wang J

更新日期：1996-08-01 00:00:00

abstract：:To compare hard copies and soft copies processed with linear and nonlinear conversion of skeletal fractures, we performed a receiver-operating characteristics study of 25 digital radiographs. There was no statistical difference between hard copies with linear and nonlinear conversion. However, it may be difficult to d...

journal_title：Journal of digital imaging

authors： Kaji T,Katayama M,Kosuda S,Kusano S

更新日期：1995-02-01 00:00:00

abstract：:Fusion of CT and MR images allows simultaneous visualization of details of bony anatomy provided by CT image and details of soft tissue anatomy provided by MR image. This helps the radiologist for the precise diagnosis of disease and for more effective interventional treatment procedures. This paper aims at designing ...

journal_title：Journal of digital imaging

authors： Ganasala P,Kumar V

更新日期：2014-06-01 00:00:00

abstract：:Different digital medical images have been printed on paper with a continuous ink jet printer, and the quality has been evaluated. The emphasis has been on digital chest radiographs from a computed radiography system. The ink jet printing technique is described as well as the handling of the image data from image sour...

journal_title：Journal of digital imaging

authors： Kirkhorn T,Kehler M,Nilsson J,Lyttkens K,Andersson B,Holmer NG

更新日期：1992-11-01 00:00:00

abstract：:Medical documentation is one of the primary methods by which physicians share clinical information and impressions over time with one another. As the adage says, "a picture is worth a thousand words," and physicians have started leveraging consumer mobile technology to share images with one another. However, image sha...

journal_title：Journal of digital imaging

authors： Mechanic OJ,Kurtzman ND,Chiu DT,Nathanson LA,Berkowitz SJ

更新日期：2020-02-01 00:00:00

abstract：:To illustrate the availability, effectiveness, and practical use of Open-Source tools in developing a radiology paper from its beginning to its presentation and publication. Practical use of a complete set of Open-Source applications for writing, e-mail corresponding, slide show, image retrieval, and manipulation is s...

journal_title：Journal of digital imaging

authors： Faccioli N,Perandini S,Barillari M,D'Onofrio M,Mucelli RP

更新日期：2009-12-01 00:00:00

abstract：:Managing and optimizing radiation dose has become a core problem for the CT community. As a fundamental step for dose optimization, accurate and computationally efficient dose estimates are crucial. The purpose of this study was to devise a computationally efficient projection-based dose metric. The absorbed energy an...

journal_title：Journal of digital imaging

authors： Tian X,Yin Z,De Man B,Samei E

更新日期：2016-10-01 00:00:00

abstract：:Picture archiving and communications system (PACS) in the context of an outpatient trauma care center asks for a high level of interaction between information systems to guarantee rapid image acquisition and distribution to the surgeon. During installation of the Innsbruck PACS, special aspects of traumatology had to ...

journal_title：Journal of digital imaging

authors： Peer S,Vogl R,Peer R,Jaschke W

更新日期：1999-05-01 00:00:00

abstract：:Complex deformities of the spine, like scoliosis, are evaluated more precisely using stereo-radiographic 3D reconstruction techniques. Primarily, it uses six stereo-corresponding points available on the vertebral body for the 3D reconstruction of each vertebra. The wireframe structure obtained in this process has poor...

journal_title：Journal of digital imaging

authors： Kumar S,Nayak KP,Hareesha KS

更新日期：2016-04-01 00:00:00

abstract：:In this investigation the effect of JPEG 2000 compression on the contrast-detail (CD) characteristics of digital mammography images was studied using an alternative forced choice (AFC) technique. Images of a contrast-detail phantom, acquired using a clinical full-field digital mammography system, were compressed using...

journal_title：Journal of digital imaging

authors： Suryanarayanan S,Karellas A,Vedantham S,Waldrop SM,D'Orsi CJ

更新日期：2004-03-01 00:00:00

abstract：:Breast masses due to benign disease and malignant tumors related to breast cancer differ in terms of shape, edge-sharpness, and texture characteristics. In this study, we evaluate a set of 22 features including 5 shape factors, 3 edge-sharpness measures, and 14 texture features computed from 111 regions in mammograms,...

journal_title：Journal of digital imaging

authors： Mu T,Nandi AK,Rangayyan RM

更新日期：2008-06-01 00:00:00

abstract：:A traditional radiological workflow is compared with one based on radiology information system/picture archiving and communication system (RIS/PACS). X-ray workflow process was considered in both radiology departments. First, the study identified the main phases of the research work as follows: Process Analysis, Data ...

journal_title：Journal of digital imaging

authors： Mariani C,Tronchi A,Oncini L,Pirani O,Murri R

更新日期：2006-01-01 00:00:00

abstract：:The goal of this study is to provide the clinical end users of an enterprisewide picture archiving and communication system/Web application with a thorough understanding of the application and education to maintain patient privacy and protection. ...

journal_title：Journal of digital imaging

authors： Cook K

更新日期：2002-01-01 00:00:00

abstract：:Statistics show that the risk of autism spectrum disorder (ASD) is increasing in the world. Early diagnosis is most important factor in treatment of ASD. Thus far, the childhood diagnosis of ASD has been done based on clinical interviews and behavioral observations. There is a significant need to reduce the use of tra...

journal_title：Journal of digital imaging

authors： Aghdam MA,Sharifi A,Pedram MM

更新日期：2019-12-01 00:00:00

abstract：:Excessive cephalocaudal anatomic (Z-axis) coverage can lead to unnecessary radiation exposure to a patient. In this study, an automated computing model was developed for identifying instances of potentially excessive Z-axis coverage with abdomen-pelvis examinations. Eight patient and imaging attributes including patie...

journal_title：Journal of digital imaging

authors： Zhang M,Wellnitz C,Cui C,Pavlicek W,Wu T

更新日期：2015-06-01 00:00:00

abstract：:The purpose of this study was to develop and evaluate a computerized method of calculating a breast density index (BDI) from digitized mammograms that was designed specifically to model radiologists' perception of breast density. A set of 153 pairs of digitized mammograms (cranio-caudal, CC, and mediolateral oblique, ...

journal_title：Journal of digital imaging

authors： Boone JM,Lindfors KK,Beatty CS,Seibert JA

更新日期：1998-08-01 00:00:00

abstract：:While the implementation of Picture Archiving and Communication Systems (PACS) has revolutionized the field of radiology, there has been considerably less utilization of PACS by emergency physicians with point-of-care ultrasound. Benefits of PACS archival of images include improved quality assurance, preservation of i...

journal_title：Journal of digital imaging

authors： Kessler R,Stowell JR,Vogel JA,Liao MM,Kendall JL

更新日期：2016-12-01 00:00:00

abstract：:Optimization of brightness distribution in the template used for detection of cancerous masses in mammograms by means of correlation coefficient is presented. This optimization is performed by the evolutionary algorithm using an auxiliary mass classifier. Brightness along the radius of the circularly symmetric templat...

journal_title：Journal of digital imaging

authors： Bator M,Nieniewski M

更新日期：2012-02-01 00:00:00