radiographic image enhancementradiography, dentalThe aim was to compare the observer performance of direct digital radiography, with and without image processing, with that of conventional radiography, for the detection of periapical bone lesions. For 50 patients, a conventional periapical radiograph using...
Direct digital radiography for the detection of periapical bone lesions: A clinical study The aim was to compare the observer performance of direct digital radiography, with and without image processing, with that of conventional radiography, fo... B Kullendorff,K Petersson,M Rohlin - 《Dental Tra...
Digital Radiography of Scoliosis with a Scanning Method: Initial Evaluation1 PURPOSE: To evaluate the radiation dose, image quality, and Cobb angle measurements obtained with a digital scanning method of scoliosis radiography. MATER... Håkan,Geijer,Karl-Wilhelm,... - 《Radiology》 被引量: 63发...
The term radiography is generally used to describe a static or “still” image produced by means of a single exposure to X-rays. Such images are now usually recorded and stored digitally but were previously recorded on X-ray sensitive photographic film. Digital imaging methods such as direct di...
analogue image1252 analogue signals4 analogue-to-digital55 angular frequency93 angular spectrum369371375377 anisotropic conductivity224 anomalous diffusion equation522 aperture110 aperture synthesis310 aperture system344 apodized pupil362 arc scan292 arithmetic coding604607608610 arithmetic reconstruction tomography249 ...
Image processing is used to transform raw digital radiographic image data, captured using CR (computed radiography) and DR (flat panel direct digital radiography) systems into a display-ready form. Ideally, an image-processing algorithm automatically renders an image for display,...
radiography: image enhancementdigital dental radiographydirectObjective: The objective of the present study was to study the effect of adaptive image processing (GOP processing) on the visibility of anatomical structures in direct digital panoramic images. Material and methods: The study comprised ...
Direct Digital Radiography D-DR 7 NDT Ultra-high resolution Direct Radiography Shield Scintillator Fibre Optics CMOS Chip Shock Absorber 2/2 2/2 CMOS X-ray detector for ultra-high resolution X-ray inspection and testing – meets aerospace standards!
X-ray detectors for digital radiography. Phys. Med. Biol. 42, 1–39 (1997). Google Scholar Thirimanne, H. et al. High sensitivity organic inorganic hybrid X-ray detectors with direct transduction and broadband response. Nat. Commun. 9, 2926 (2018). ADS Google Scholar Tapiovaara, M. ...
Through acquiring the DR(digital radiography) images of the double-circled object at two imaging positions,the image and graphics processing methods and the least square fitting method are used so as to get the coordinates of the . 利用双圆目标体二次成像获得的DR(Digital Radiography)图像,配合图...