Search Results - "大久保真樹"

[15O] H2O OSEM法PET画像でのsubsetとiterationの組み合わせによる画素値の検討 : FBP法を基準として by 山野井理恵, 岡本浩一郎, 河村和紀, 大久保真樹, 鈴木雄治, 中村亨弥

“…「要旨」 [15O]H2O-PET検査(Discovery ST Elite, GE)でのOSEM法の有用性について検討した. OSEM法でsubset(1～40)とiteration(2～12)の組み合わせで画像再構成し, 3T-MRIとのfusion画像で前頭葉中大脳動脈支配皮質領域にROIを設定し,…”
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A Study of 3D-NPS Analysis in CT Images Based on the Central Cross-section Theorem by Narita, Akihiro, Ohkubo, Masaki, Fukaya, Takahiro, Sakai, Kenichi, Noto, Yoshiyuki

“…The noise power spectrum (NPS) of a CT scanner is commonly measured from a single noise image. However, since CT images are three-dimensional (3D) volume data,…”
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