نتایج جستجو برای: dicom

تعداد نتایج: 1335  

2003
David Power Eugenia Politou Mark Slaymaker Steve Harris Andrew Simpson

The Standard for Digital Imaging and Communications in Medicine (DICOM) specifies a non-proprietary digital imaging format, file structure and data interchange protocols for the transfer of biomedical images and non-image data related to such images it is a specification of the components that are required in order to achieve inter-operability between biomedical imaging computer systems. We des...

Journal: :Computer methods and programs in biomedicine 2011
Valery Naranjo Roberto Lloréns Mariano Alcañiz Raya Fernando López-Mir

Most dental implant planning systems use a 3D representation of the CT scan of the patient under study as it provides a more intuitive view of the human jaw. The presence of metallic objects in human jaws, such as amalgam or gold fillings, provokes several artifacts like streaking and beam hardening which makes the reconstruction process difficult. In order to reduce these artifacts, several me...

Journal: :Annales UMCS, Informatica 2011
Miroslaw Zajac

The paper describes the problem of using digital filters on the DICOM graphic files. An attempt has been made to improve the process of extracting information from graphic files generated by medical measuring instruments.

Journal: :International journal of ophthalmology 2013
Hui-Qun Wu Zheng-Min Lv Xing-Yun Geng Kui Jiang Le-Min Tang Guo-Min Zhou Jian-Cheng Dong

AIM To address issues in interoperability between different fundus image systems, we proposed a web eye-picture archiving and communication system (PACS) framework in conformance with digital imaging and communication in medicine (DICOM) and health level 7 (HL7) protocol to realize fundus images and reports sharing and communication through internet. METHODS Firstly, a telemedicine-based eye ...

1999
Sergei Hludov Christoph Meinel Thomas Engel

Zusammenfassung. Die Aufgabe der Segmentierung und der Flächenmessung des Objektbereichs im Bild einer DICOM-Bildfolge wird wie die Aufgabe der Parameterschätzung, die das Kriterium des Maximums der AposterioriWahrscheinlichkeiten für Vektor-Prozesse optimieren, vorgestellt. Die Auflösung, die das Resultat der folgerichtigen Optimierung des Kriteriums ist, besteht aus der Pixelklassifikation de...

2000
Thomas Martin Deserno Berthold B. Wein Jörg Dahmen Jörg Bredno Frank Vogelsang Michael Kohnen

Zusammenfassung. Der inhaltsbasierte Zugriff auf große medizinische Bildarchive ist bislang methodisch noch nicht ausreichend konzeptioniert. Unser Ansatz für die Realisierung eines medizinischen Image-Retrieval-Systems basiert auf der strikten Trennung, der sequentiell aufbauenden Kombination und der eindeutigen Formalisierung von Kategorisierung, Registrierung, Merkmalsextraktion, Merkmalssel...

2005
Fábio Alexandrini Mariana Kessler Bortoluzzi Aldo von Wangenheim

The present effort focuses on developing a method for assisting the representation of radiological reports, written in simplified natural language, in a standardized and content recovery prone structure, such as DICOM Structured Report. Sample reports were collected and have being analyzed. The work is currently in process, but an intermediary representation was already reached and is being eva...

2003
Michael Kroll Bernd Schütze Thorsten Geisbe Hans-Gerd Lipinski Dietrich H. W. Grönemeyer Timm J. Filler

2005
Toukaiddine Petit

We give an algorithm of decomposition for a finite-dimensional Lie algebra over a field of characteristic 0 permitting to generalize the derivation tower theorem of Lie algebras.

Journal: : 2022

Digital medical images are stored in the Imaging Communications Medicine (DICOM) standard where a 12-bit integer represents each pixel. However, commercial display devices only designed to work with an 8-bit such as JPEG or PNG. Traditional methods compress high dynamic range (HDR) low (LDR) visualize DICOM image. The compression process is linear transformation and LDR represented 8-bits forma...

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