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Combining dual-tree complex wavelets and multiresolution in iterative CT reconstruction with application to metal artifact reduction

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Combining dual-tree complex wavelets and multiresolution in iterative CT reconstruction with application to metal artifact reduction. / Us, Defne; Ruotsalainen, Ulla; Pursiainen, Sampsa.

julkaisussa: BioMedical Engineering Online, Vuosikerta 18, Nro 1, 116, 05.12.2019.

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Us, Defne ; Ruotsalainen, Ulla ; Pursiainen, Sampsa. / Combining dual-tree complex wavelets and multiresolution in iterative CT reconstruction with application to metal artifact reduction. Julkaisussa: BioMedical Engineering Online. 2019 ; Vuosikerta 18, Nro 1.

Bibtex - Lataa

@article{ccdccb06d018461db8ddd9bd9538a2d1,
title = "Combining dual-tree complex wavelets and multiresolution in iterative CT reconstruction with application to metal artifact reduction",
abstract = "This paper investigates the benefits of data filtering via complex dual wavelet transform for metal artifact reduction (MAR). The advantage of using complex dual wavelet basis for MAR was studied on simulated dental computed tomography (CT) data for its efficiency in terms of noise suppression and removal of secondary artifacts. Dual-tree complex wavelet transform (DT-CWT) was selected due to its enhanced directional analysis of image details compared to the ordinary wavelet transform. DT-CWT was used for multiresolution decomposition within a modified total variation (TV) regularized inversion algorithm.",
author = "Defne Us and Ulla Ruotsalainen and Sampsa Pursiainen",
year = "2019",
month = "12",
day = "5",
doi = "10.1186/s12938-019-0727-1",
language = "English",
volume = "18",
journal = "BioMedical Engineering Online",
issn = "1475-925X",
publisher = "Springer Verlag",
number = "1",

}

RIS (suitable for import to EndNote) - Lataa

TY - JOUR

T1 - Combining dual-tree complex wavelets and multiresolution in iterative CT reconstruction with application to metal artifact reduction

AU - Us, Defne

AU - Ruotsalainen, Ulla

AU - Pursiainen, Sampsa

PY - 2019/12/5

Y1 - 2019/12/5

N2 - This paper investigates the benefits of data filtering via complex dual wavelet transform for metal artifact reduction (MAR). The advantage of using complex dual wavelet basis for MAR was studied on simulated dental computed tomography (CT) data for its efficiency in terms of noise suppression and removal of secondary artifacts. Dual-tree complex wavelet transform (DT-CWT) was selected due to its enhanced directional analysis of image details compared to the ordinary wavelet transform. DT-CWT was used for multiresolution decomposition within a modified total variation (TV) regularized inversion algorithm.

AB - This paper investigates the benefits of data filtering via complex dual wavelet transform for metal artifact reduction (MAR). The advantage of using complex dual wavelet basis for MAR was studied on simulated dental computed tomography (CT) data for its efficiency in terms of noise suppression and removal of secondary artifacts. Dual-tree complex wavelet transform (DT-CWT) was selected due to its enhanced directional analysis of image details compared to the ordinary wavelet transform. DT-CWT was used for multiresolution decomposition within a modified total variation (TV) regularized inversion algorithm.

U2 - 10.1186/s12938-019-0727-1

DO - 10.1186/s12938-019-0727-1

M3 - Article

VL - 18

JO - BioMedical Engineering Online

JF - BioMedical Engineering Online

SN - 1475-925X

IS - 1

M1 - 116

ER -