Integration of computer-assembled digital images and text data as evidence for the oncological record.

abstract：:This paper presents our solution for supporting radiologists' interpretation of digital images by automating image presentation during sequential interpretation steps. We extended current hanging protocols with support for "stages" which reflect the presentation of digital information required to complete a single ste...

journal_title：Journal of digital imaging

authors： Moise A,Atkins MS

更新日期：2005-06-01 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：:We propose the design of a teaching system named Interpretation and Diagnosis of Mammograms (INDIAM) for training students in the interpretation of mammograms and diagnosis of breast cancer. The proposed system integrates an illustrated tutorial on radiology of the breast, that is, mammography, which uses education te...

journal_title：Journal of digital imaging

authors： Guliato D,Bôaventura RS,Maia MA,Rangayyan RM,Simedo MS,Macedo TA

更新日期：2009-08-01 00:00:00

abstract：PURPOSE:To identify practical issues surrounding delivering digital images from picture archiving and communication systems (PACS) for research and teaching purposes. The complexity of Digital Imaging and Communications in Medicine (DICOM) access methods, security, patient confidentiality, PACS database integrity, port...

journal_title：Journal of digital imaging

authors： Harrison M,Koh J,Tran S,Mongkolwat P,Channin DS

更新日期：2001-06-01 00:00:00

abstract：:The purpose of this study is to assess the accuracy, precision, and rapidity of liver volumes calculated by using a freehand electromagnetic pen tablet contourtracing method as compared with the volumes calculated by using the standard optical mouse contourtracing method. The imaging data used as input for accuracy an...

journal_title：Journal of digital imaging

authors： Perandini S,Faccioli N,Inama M,Pozzi Mucelli R

更新日期：2011-04-01 00:00:00

abstract：:In this report, a novel technique is proposed for computer-aided automatic extraction of microcalcifications in a digital mammogram. First, the microcalcifications are detected by morphological filtering, followed by entropy-based thresholding. Next, the microcalcifications are segmented by computing regional watershe...

journal_title：Journal of digital imaging

authors： Bhajammanavar VM,Keong KC,Krishnan SM

更新日期：2000-05-01 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：:In Hokkaido University Hospital, the large-scale PACS has been in clinical use since 1989. We developed various kinds of imaging terminals such as the image input terminal and the image display terminal for this system. This article presents detailed description of these terminals. ...

journal_title：Journal of digital imaging

authors： Ozaki Y,Miyasaka K

更新日期：1991-11-01 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：:A computer algorithm for information retrieval from an electronic teaching file has been developed. This index enables the user to retrieve cases from a teaching file, based on the input of a combination of features. The algorithm is based on nearest neighbor analysis, and is programmed in the "C" language. A teaching...

journal_title：Journal of digital imaging

authors： Bramble JM,Insana MF,Dwyer SJ 3rd

更新日期：1990-08-01 00:00:00

abstract：:Digital imaging systems used in radiology rely on electronic display devices to present images to human observers. Active-matrix liquid crystal displays (AMLCDs) continue to improve and are beginning to be considered for diagnostic image display. In spite of recent progress, AMLCDs are characterized by a change in lum...

journal_title：Journal of digital imaging

authors： Fifadara DH,Averbukh A,Channin DS,Badano A

更新日期：2004-12-01 00:00:00

abstract：:Feedback is an essential part of medical training, where trainees are provided with information regarding their performance and further directions for improvement. In diagnostic radiology, feedback entails a detailed review of the differences between the residents' preliminary interpretation and the attendings' final ...

journal_title：Journal of digital imaging

authors： Choi HH,Clark J,Jay AK,Filice RW

更新日期：2018-02-01 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：:A novel medical image quality index using grey relational coefficient calculation is proposed in this study. Three medical modalities, DR, CT and MRI, using 30 or 60 images with a total of 120 images used for experimentation. These images were first compressed at ten different compression ratios (10 ∼ 100) using a med...

journal_title：Journal of digital imaging

authors： Lin SC,Lin YC,Feng WS,Wu JM,Chen TJ

更新日期：2011-10-01 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：:The interfacing of digital image acquisition modalities to the picture archiving and communication system (PACS) plays a major part in the conversion from a traditional film-based radiology practice to one that relies almost entirely on soft-copy reading. The Baltimore Veterans Affairs Medical Center (VAMC) is one of ...

journal_title：Journal of digital imaging

authors： Kuzmak PM,Reiner BI,Siegel EL,Severance SM,Dayhoff RE

更新日期：2000-05-01 00:00:00

abstract：:Major problems in treating breast cancer are the early detection of tumors and accurate biopsy of small volumes of breast (mamma) tissue. This report presents an elastic registration algorithm of two x-ray mammograms and a corresponding magnetic resonance imaging (MRI) volume. To cope with the soft tissue deformation ...

journal_title：Journal of digital imaging

authors： Ruiter NV,Müller TO,Stotzka R,Kaiser WA

更新日期：2001-06-01 00:00:00

abstract：:Fiber tracking allows the in vivo reconstruction of human brain white matter fiber trajectories based on magnetic resonance diffusion tensor imaging (MR-DTI), but its application in the clinical routine is still in its infancy. In this study, we present a new software for fiber tracking, developed on top of a general-...

journal_title：Journal of digital imaging

authors： Dellani PR,Glaser M,Wille PR,Vucurevic G,Stadie A,Bauermann T,Tropine A,Perneczky A,von Wangenheim A,Stoeter P

更新日期：2007-03-01 00:00:00

abstract：:As hospitals convert from conventional image processing to picture archiving and communication systems (PACS) technology, new job opportunities arose for PACS analysts, PACS system administrators, PACS operators, and PACS trainers. To support a PACS, these positions require education in computer information systems an...

journal_title：Journal of digital imaging

authors： Cabrera A

更新日期：2002-01-01 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：:Even though facilities using computed radiography (CR) operate in an electronic environment, the production of hard-copy films is still necessary during the transition period, as well as for particular needs following complete implementation. We have implemented a quantitative technique to match the response of printe...

journal_title：Journal of digital imaging

authors： Hildestad CA,Morin RL

更新日期：2000-05-01 00:00:00

abstract：:The goal of this study was to assess whether radiologists' search paths for lung nodule detection in chest computed tomography (CT) between different rendering and display schemes have reliable properties that can be exploited as an indicator of ergonomic efficiency for the purpose of comparing different display parad...

journal_title：Journal of digital imaging

authors： Wang XH,Durick JE,Lu A,Herbert DL,Golla SK,Foley K,Piracha CS,Shinde DD,Shindel BE,Fuhrman CR,Britton CA,Strollo DC,Shang SS,Lacomis JM,Good WF

更新日期：2008-10-01 00:00:00

abstract：:Content-based medical image retrieval (CBMIR) is a powerful resource to improve differential computer-aided diagnosis. The major problem with CBMIR applications is the semantic gap, a situation in which the system does not follow the users' sense of similarity. This gap can be bridged by the adequate modeling of simil...

journal_title：Journal of digital imaging

authors： Bedo MV,Pereira Dos Santos D,Ponciano-Silva M,de Azevedo-Marques PM,Ferreira de Carvalho AP,Traina C Jr

更新日期：2016-02-01 00:00:00

abstract：:Automatic bone segmentation of computed tomography (CT) images is an important step in image-guided surgery that requires both high accuracy and minimal user interaction. Previous attempts include global thresholding, region growing, region competition, watershed segmentation, and parametric active contour (AC) approa...

journal_title：Journal of digital imaging

authors： Truc PT,Kim TS,Lee S,Lee YK

更新日期：2010-12-01 00:00:00

abstract：:Fibrous dysplasia (FD) is a developmental anomaly in which the normal medullary space of the affected bone is replaced by fibro-osseous tissue. This condition is typically encountered in adolescents and young adults. It affects the maxillofacial region and it can often cause severe deformity and asymmetry. Therefore, ...

journal_title：Journal of digital imaging

authors： Cordeiro MS,Backes AR,Júnior AF,Gonçalves EH,de Oliveira JX

更新日期：2016-02-01 00:00:00

abstract：:This is the fifth and final article in our series for radiologists and imaging scientists on displaying, manipulating, and analyzing radiologic images on personal computers (PCs). There are many methods of transferring radiologic images into a PC, including transfer over a network, transfer from an imaging modality st...

journal_title：Journal of digital imaging

authors： Gillespy T 3rd,Richardson ML,Rowberg AH

更新日期：1994-08-01 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：:In this paper, a new neural network model inspired by the biological immune system functions is presented. The model, termed Artificial Immune-Activated Neural Network (AIANN), extracts classification knowledge from a training data set, which is then used to classify input patterns or vectors. The AIANN is based on a ...

journal_title：Journal of digital imaging

authors： Younis A,Ibrahim M,Kabuka M,John N

更新日期：2008-10-01 00:00:00

abstract：:In this paper, we propose a new method for stitching multiple fluoroscopic images taken by a C-arm instrument. We employ an X-ray radiolucent ruler with numbered graduations while acquiring the images, and the image stitching is based on detecting and matching ruler parts in the images to the corresponding parts of a ...

journal_title：Journal of digital imaging

authors： Chen C,Kojcev R,Haschtmann D,Fekete T,Nolte L,Zheng G

更新日期：2015-08-01 00:00:00

abstract：:Devising a method that can select cases based on the performance levels of trainees and the characteristics of cases is essential for developing a personalized training program in radiology education. In this paper, we propose a novel hybrid prediction algorithm called content-boosted collaborative filtering (CBCF) to...

journal_title：Journal of digital imaging

authors： Lin H,Yang X,Wang W

更新日期：2014-08-01 00:00:00