Reconstructing images

Methods, devices and apparatus for reconstructing an image are provided. According to an example of the method, scanning data is obtained for a scanned subject, an initially-updated image is reconstructed from the scanning data, image boundary prior information is generated by performing at least tw...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Liu, Shaolian, Sun, Zhipeng, Li, Yunda
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:Methods, devices and apparatus for reconstructing an image are provided. According to an example of the method, scanning data is obtained for a scanned subject, an initially-updated image is reconstructed from the scanning data, image boundary prior information is generated by performing at least two sparse transforms on the initially-updated image, and a reconstructed image is obtained by performing a weighted reconstruction with the image boundary prior information and the initially-updated image.