Scoliosis evaluation by direct digital radiography and computerized post-processing.

abstract：:Training as a radiology resident is a complex task. Residents frequently encounter multiple hospital systems, each with unique workflow patterns and heterogenous information systems. We identified an opportunity to ease some of the resulting anxiety and frustration by centralizing high-quality resources using a wiki. ...

journal_title：Journal of digital imaging

authors： Kohli MD,Bradshaw JK

更新日期：2011-02-01 00:00:00

abstract：:A 10-bit or 12-bit gray scale is provided in commercial laser film digitizers. The true contrast resolution on the digitized image within a laser spot area of 200 microns in diameter is limited by both the quantum mottle and instrumentation noise. In this report, we investigated the mean value, standard deviation, and...

journal_title：Journal of digital imaging

authors： Lo SC,Gaskill JW,Mun SK,Krasner BH

更新日期：1990-05-01 00:00:00

abstract：:Optical imaging using near-infrared light is used for noninvasive probing of tissues to recover vascular and molecular status of healthy and diseased tissues using hemoglobin contrast arising due to absorption of light. While multimodality optical techniques exist, visualization techniques in this area are limited. Ad...

journal_title：Journal of digital imaging

authors： Taka SJ,Srinivasan S

更新日期：2011-12-01 00:00:00

abstract：:There is continual pressure on the radiology department to increase its productivity. Two important links to productivity in the computed/digital radiography (CR/DR) workflow chain are the postprocessing step by technologists and the primary diagnosis step by radiologists, who may apply additional image enhancements t...

journal_title：Journal of digital imaging

authors： Thomas MA,Rowberg AH,Langer SG,Kim Y

更新日期：2004-09-01 00:00:00

abstract：:The network system, including the picture archiving and communication system (PACS), is essential in hospital and medical imaging fields these days. Many medical images are accessed and processed on the web, as well as in PACS. Therefore, any possible accidents caused by the illegal modification of medical images must...

journal_title：Journal of digital imaging

authors： Cho Y,Ahn B,Kim JS,Kim IY,Kim SI

更新日期：2001-06-01 00:00:00

abstract：:The residency review committee of the Accreditation Council of Graduate Medical Education (ACGME) collects data on resident exam volume and sets minimum requirements. However, this data is not made readily available, and the ACGME does not share their tools or methodology. It is therefore difficult to assess the integ...

journal_title：Journal of digital imaging

authors： Chen PH,Loehfelm TW,Kamer AP,Lemmon AB,Cook TS,Kohli MD

更新日期：2016-12-01 00:00:00

abstract：:Workflow is a widely used term to describe the sequence of steps to accomplish a task. The use of workflow technology in medicine and medical imaging in particular is limited. In this article, we describe the application of a workflow engine to improve workflow in a radiology department. We implemented a DICOM-enabled...

journal_title：Journal of digital imaging

authors： Erickson BJ,Langer SG,Blezek DJ,Ryan WJ,French TL

更新日期：2014-06-01 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：: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：: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：:The drawbacks of adaptive histogram equalization techniques are the loss of definition on the edges of the object and overenhancement of noise in the images. These drawbacks can be avoided if the noise is excluded in the equalization transformation function computation. A method has been developed to separate the hist...

journal_title：Journal of digital imaging

authors： Chuang KS,Chen S,Hwang IM

更新日期：2001-12-01 00:00:00

abstract：:There has been increasing interest in adjusting CT radiation dose data for patient body size. A method for automated computation of the abdominal effective diameter of a patient from a CT image has previously only been tested in adult patients. In this work, we tested the method on a set of 128 pediatric patients aged...

journal_title：Journal of digital imaging

authors： Cheng PM,Vachon LA,Duddalwar VA

更新日期：2013-12-01 00:00:00

abstract：:A C-language software program has been developed for emulating the image enhancement processing of a storage phosphor plate system. This software has been implemented on a VAX 3400 computer. There are 2,100 lines of C-language code in the program. There are seven parameters used to specify the degree of enhancement. T...

journal_title：Journal of digital imaging

authors： Templeton AW,Wetzel LH,Cook LT,Harrison LA,Eckard DA,Anderson WH,Hensley KS

更新日期：1992-02-01 00:00:00

abstract：:We have now analyzed the use and benefits of four Strategic Thinking Tools for Radiology: the Vision Statement, the High Five, the Two-by-Two, and Real-Win-Worth. Additional tools will be provided during the tutorial. The tools provided above should be considered as examples. They all contain the 10 benefits outlined ...

journal_title：Journal of digital imaging

authors： Schilling RB

更新日期：1997-08-01 00:00:00

abstract：:Sacroiliac (SI) joint dislocations and sacral fractures of the pelvis can be stabilized by SI screws; however, screw insertion into a sacral isthmus region is risky for the adjacent neurovascular structures. Therefore, shape analyses of general SI screw corridors or safety zones are of great surgical interest; however...

journal_title：Journal of digital imaging

authors： Noser H,Radetzki F,Stock K,Mendel T

更新日期：2011-08-01 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：:The detection of clustered microcalcifications can help the radiologist to detect early breast cancer. Microcalcifications exhibit some important characteristics, such as small size and high luminosity. Use of a computer-aided diagnosis (CAD) method can prevent them being overlooked. In this report, a multiresolution ...

journal_title：Journal of digital imaging

authors： Mata Campos R,Vidal EM,Nava E,Martínez-Morillo M,Sendra F

更新日期：2000-05-01 00:00:00

abstract：:Increasing radiologic exam volume and complexity necessitates leveraging advanced hardware solutions to optimize workflow efficiency. We evaluated radiologist satisfaction of a programmable 13-button non-conventional mouse compared to a conventional three-button mouse in daily interpretation workflow following a brief...

journal_title：Journal of digital imaging

authors： Denton K,Haider I,Hill J,Hunt SL,Ash R

更新日期：2018-12-01 00:00:00

abstract：:In this paper, a simplified yet efficient architecture of a deep convolutional neural network is presented for lung image classification. The images used for classification are computed tomography (CT) scan images obtained from two scientifically used databases available publicly. Six external shape-based features, vi...

journal_title：Journal of digital imaging

authors： Srivastava V,Purwar RK

更新日期：2020-02-01 00:00:00

abstract：:To improve radiology access to full uncompressed Digital Imaging and Communications in Medicine (DICOM) data sets, we evaluated satellite access to a DICOM server. Radiologists' home computers were connected by satellite to a Medweb DICOM server (Medweb, San Francisco, CA). A 10.2-kb data set containing a 19-image hea...

journal_title：Journal of digital imaging

authors： Ernst RD,Kawashima A,Shepherd W,Tamm EP,Sandler CM

更新日期：1999-05-01 00:00:00

abstract：:While uncertainty is ubiquitous in medical practice, minimal work to date has been performed to analyze the cause and effect relationship between uncertainty and patient outcomes. In medical imaging practice, uncertainty in the radiology report has been well documented to be a source of clinician dissatisfaction. Befo...

journal_title：Journal of digital imaging

authors： Reiner BI

更新日期：2018-08-01 00:00:00

abstract：:This study tracked a radiology department's conversion from utilization of a Kodak Amber analog system to a Kodak DirectView DR 5100 digital system. Through the use of ProModel Optimization Suite, a workflow simulation software package, significant quantitative information was derived from workflow process data measur...

journal_title：Journal of digital imaging

authors： Wideman C,Gallet J

更新日期：2006-01-01 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：:A bar-code terminal network under software control of a microcomputer was added to the minicomputer-based radiology information system at the Medical College of Georgia in Augusta. The bar-code network was specifically installed to address the inherent inaccuracies occurring when procedure information was entered at t...

journal_title：Journal of digital imaging

authors： David G,Gregory S

更新日期：1990-02-01 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

abstract：:Validation of medical signal and image processing systems requires quality-assured, representative and generally acknowledged databases accompanied by appropriate reference (ground truth) and clinical metadata, which are composed laboriously for each project and are not shared with the scientific community. In our vis...

journal_title：Journal of digital imaging

authors： Deserno TM,Welter P,Horsch A

更新日期：2012-04-01 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：:Extensive research efforts have been devoted to the feasibility of picture archiving and communication systems (PACS) in recent years. The advantages of PACS are numerous but mainly include reduced cost and improvement in the operational efficiency of a PACS-based radiology department. In digital radiography, images a...

journal_title：Journal of digital imaging

authors： Toney MO,Dominguez R,Dao HN,Simmons G

更新日期：1997-11-01 00:00:00

abstract：:The purpose of this research was to determine if digitization and the application of various compression routines to digital images of temporomandibular joint (TMJ) radiographs would diminish observer accuracy in the detection of specific osseous characteristics associated with TMJ degenerative joint disease (DJD). Ni...

journal_title：Journal of digital imaging

authors： Trapnell CJ,Scarfe WC,Cook JH,Silvejra AM,Regennitter FJ,Haskell BS

更新日期：2000-02-01 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