- Reproducibility of Lateral Cephalometric Landmarks According to Radiographic Image Enhancement
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Ryu HS, Hwang HS
- KMID: 1976552
- Korean J Orthod.
- 2002 Feb;32(1):59-69.
The purpose of this study was to evaluate the reproducibility of lateral cephalometric landmarks according to radiographic image enhancement, and to contribute to the identification of cephalometric landmarks. Lateral cephalograms... -
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- The effects of digital image processing for noise reduction on observer performance
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Jung YC, Choi BR, Huh KH, Yi WJ, Heo MS, Lee SS, Choi SC
- KMID: 2034193
- Korean J Oral Maxillofac Radiol.
- 2010 Sep;40(3):103-107.
PURPOSE: This study was performed to examine the effects of image filter on observer performance by counting the number of holes at each wedge step on a radiographic image. MATERIALS AND... -
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- A Study on the Diagnostic Detection Ability of the Artificial Proximal Caries by Digora(R)
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Oh KR, Choi EH, Kim JD
- KMID: 1537419
- J Korean Acad Oral Maxillofac Radiol.
- 1998 Aug;28(2):415-433.
Digora system is an intraoral indirect digital radiography system utilizing storage phosphor image plate. It has wide dynamic range which allows it to decrease the patient's exposure time and may... -
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- Soft Copy Digital Mammography
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Kim HH
- KMID: 1777276
- Korean J Radiol.
- 2005 Dec;6(4):206-207.
- doi: 10.3348/kjr.2005.6.4.206
No abstract available. -
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- Reproducibility of lateral cephalometric landmarks on conventional radiographs and spatial frequency-processed digital images
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Shin JW, Choi HM, Heo MS, Lee SS, Choi HB, Choi SC
- KMID: 2034001
- Korean J Oral Maxillofac Radiol.
- 2002 Dec;32(4):213-220.
PURPOSE: Computed radiography (CR) has been used in cephalometric radiography and many studies have been carried out to improve image quality using various digital enhancement and filtering techniques. During CR... -
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- Effect of digital noise reduction on the accuracy of endodontic file length determination
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Mehdizadeh M, Khademi AA, Shokraneh , Farhadi N
- KMID: 2167456
- Imaging Sci Dent.
- 2013 Sep;43(3):185-190.
- doi: 10.5624/isd.2013.43.3.185
PURPOSE: The aim of the present study was to evaluate the measurement accuracy of endodontic file length on periapical digital radiography after application of noise reduction digital enhancement. MATERIALS AND METHODS:... -
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- An ROC study detecting ability of idiopathic pulmonary fibrosis using digital radiography
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Chung EC, Im JG, Han MC, Kim JH
- KMID: 2367257
- J Korean Radiol Soc.
- 1991 Mar;27(2):259-265.
No abstract available. -
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- Comparative study of digital and conventional radiography for the diagnostic ability of artificial proximal surface caries
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Cho YG, Park SS
- KMID: 1987270
- J Korean Acad Conserv Dent.
- 2002 Mar;27(2):113-121.
- doi: 10.5395/JKACD.2002.27.2.113
Conventional intraoral radiography continues to be the most widely used image modality for the diagnosis of dental caries. But, conventional intraoral radiography has several shortcomings, including the difficulty of exposing... -
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- Comparison of the image quality of digital radiography system and film-screen system; radiologists' rating ofthe visibility of normal anatomic
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Song KS, Kim YG, Lee JB, Kim KS
- KMID: 2359670
- J Korean Radiol Soc.
- 1987 Feb;23(1):154-160.
- doi: 10.3348/jkrs.1987.23.1.154
Digital image aquisition and display is widely used in CT, ultrasonography, digital subtraction angiography, nuclear medicine and magnetic resonance image. But most of the radiological examinations performed in radiologydepartement are... -
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- Measurement and Evaluation of Scatter Fractions for Digital Radiography with a Beam-Stop Array
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Choi YN, Cho HM, Kim YS, An SJ, Kim HJ
- KMID: 2243945
- Korean J Med Phys.
- 2010 Mar;21(1):9-15.
Scatter radiation considerably affects radiographic image quality by reducing image contrast and contributing to a non-uniform background. Images containing a large portion of scatter radiation may result in an incorrect... -
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- Brazilian young dental practitioners' use and acceptance of digital radiographic examinations
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Rovaris K, Vasconcelos KdF, do Nascimento EHL, Oliveira M, Freitas DQ, Haiter-Neto F
- KMID: 2362741
- Imaging Sci Dent.
- 2016 Dec;46(4):239-244.
- doi: 10.5624/isd.2016.46.4.239
PURPOSE: The aim of this study was to investigate the use and acceptance of digital radiographic examinations by Brazilian dental practitioners in daily practice and to evaluate the advances that... -
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- Multispectral X-ray imaging to distinguish among dental materials
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Peter AC, Schnaubelt M, Gente M
- KMID: 2397839
- Imaging Sci Dent.
- 2017 Dec;47(4):247-254.
- doi: 10.5624/isd.2017.47.4.247
PURPOSE: Dual-energy X-ray imaging is widely used today in various areas of medicine and in other applications. However, no similar technique exists for dental applications. In this study, we propose... -
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- Objective and Quantitative Evaluation of Image Quality Using Fuzzy Integral: Phantom Study
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Kim SH, Suh TS, Choe BY, Lee HK
- KMID: 2243960
- Korean J Med Phys.
- 2008 Dec;19(4):201-208.
Physical evaluations provide the basis for an objective and quantitative analysis of the image quality. Nonetheless, there are limitations in using physical evaluations to judge the utility of the image... -
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- The effects of image acquisition control of digital X-ray system on radiodensity quantification
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Seong WJ, Kim HC, Jeong S, Heo Y, Song WB, Ahmad M
- KMID: 2316840
- Restor Dent Endod.
- 2013 Aug;38(3):146-153.
OBJECTIVES: Aluminum step wedge (ASW) equivalent radiodensity (eRD) has been used to quantify restorative material's radiodensity. The aim of this study was to evaluate the effects of image acquisition control... -
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- Measurements of simulated periodontal bone defects in inverted digital image and film-based radiograph: an in vitro study
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de Molon R, Morais-Camillo JAND, Sakakura C, Ferreira M, Loffredo L, Scaf G
- KMID: 1806791
- Imaging Sci Dent.
- 2012 Dec;42(4):243-247.
- doi: 10.5624/isd.2012.42.4.243
PURPOSE: This study was performed to compare the inverted digital images and film-based images of dry pig mandibles to measure the periodontal bone defect depth. MATERIALS AND METHODS: Forty 2-wall bone... -
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- The Use of Contrast in Caudal Epidural Injections under Image Intensifier Guidance: Is It Necessary?
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Naidoo K, Alazzawi S, Montgomery A
- KMID: 2412287
- Clin Orthop Surg.
- 2017 Jun;9(2):190-192.
- doi: 10.4055/cios.2017.9.2.190
BACKGROUND: We investigated the value of using contrast as an additional aid to confirm the accuracy of needle placement for caudal epidural injections under intraoperative image intensifier guidance. METHODS: A total... -
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- Storage Phosphor Digital Radiography in Portable Chest Imaging: Comparison of Image Quality with Conventional Film-Screen System with Variation of mAs
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Park KJ, Ji H, Lee EJ, Chung KI, Suh JH
- KMID: 2117278
- J Korean Radiol Soc.
- 1995 Dec;33(6):883-888.
PURPOSE: To compare image quality of storage phosphor digital radiography(DR) with film-screen radiography in portable chest imaging, and to assess the minimum X-ray dose that can be applied to DR in... -
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- A New Full-Field Digital Mammography System with and without the Use of an Advanced Post-Processing Algorithm: Comparison of Image Quality and Diagnostic Performance
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Ahn HS, Kim SM, Jang M, Yun BL, Kim B, Ko ES, Han BK, Chang JM, Yi A, Cho N, Moon WK, Choi HY
- KMID: 2078639
- Korean J Radiol.
- 2014 Jun;15(3):305-312.
- doi: 10.3348/kjr.2014.15.3.305
OBJECTIVE: To compare new full-field digital mammography (FFDM) with and without use of an advanced post-processing algorithm to improve image quality, lesion detection, diagnostic performance, and priority rank. MATERIALS AND METHODS:... -
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- Evaluation the Reliability of Singh Index in Elderly Patients with Proximal Femoral Fractures Using Digital Radiographic Image
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Yun HH, Kang JW, Lee GY, Lee JW, Lee JW, Jang HW, Park SC
- KMID: 1455855
- J Korean Orthop Res Soc.
- 2010 Dec;13(2):60-67.
PURPOSE: To evaluate the reliability of Singh index (SI) values, determined on image software processed digital radiographs in elderly patients with proximal femoral fractures, with respect to its value as... -
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- Physical principles of digital radiographic imaging system
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Choi JW, Yi WJ
- KMID: 2074831
- Korean J Oral Maxillofac Radiol.
- 2010 Dec;40(4):155-158.
Digital radiographic systems allow the implementation of a fully digital picture archiving and communication system (PACS), and provide the greater dynamic range of digital detectors with possible reduction of X-ray... -
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