A unified computer program for assessment of attenuation correction and data acquisition methods in single photon emission computed tomography (SPECT)
Abstract A computer based simulation program was developed to assess the usefulness of various attenuation correction algorithms and data acquisition methods in single photon emission computed tomography (SPECT) in a unified approach. The program analytically calculated projection ray sums from a ma...
Ausführliche Beschreibung
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Englisch |
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1989 |
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6 |
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Springer Online Journal Archives 1860-2002 |
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Übergeordnetes Werk: |
volume:15 ; year:1989 ; month:05 ; pages:248-253 ; extent:6 |
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NLEJ202806057 |
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520 | |a Abstract A computer based simulation program was developed to assess the usefulness of various attenuation correction algorithms and data acquisition methods in single photon emission computed tomography (SPECT) in a unified approach. The program analytically calculated projection ray sums from a mathematical model with various distributions of activities and either uniform or non uniform attenuation coefficients by using the line integrals including the effect of attenuation. Data acquisition starting at arbitrary angles, various acquisition angles, including a 180° scan and a non circular orbit of a gamma camera, including an elliptical orbit can readily be taken into consideration in our simulation program. To simulate non circular orbit data acquisition, the resolution dependence on the object distance from the collimator surface was incorporated into the simulation. This computer based simulation program allows various combinations of attenuation correction algorithms such as hybrid methods, and data acquisition methods can be evaluated under a large number of study conditions. The usefulness of this computer based simulation program is shown with several representative examples. | ||
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(DE-627)NLEJ202806057 DE-627 ger DE-627 rakwb eng A unified computer program for assessment of attenuation correction and data acquisition methods in single photon emission computed tomography (SPECT) 1989 6 nicht spezifiziert zzz rdacontent nicht spezifiziert z rdamedia nicht spezifiziert zu rdacarrier Abstract A computer based simulation program was developed to assess the usefulness of various attenuation correction algorithms and data acquisition methods in single photon emission computed tomography (SPECT) in a unified approach. The program analytically calculated projection ray sums from a mathematical model with various distributions of activities and either uniform or non uniform attenuation coefficients by using the line integrals including the effect of attenuation. Data acquisition starting at arbitrary angles, various acquisition angles, including a 180° scan and a non circular orbit of a gamma camera, including an elliptical orbit can readily be taken into consideration in our simulation program. To simulate non circular orbit data acquisition, the resolution dependence on the object distance from the collimator surface was incorporated into the simulation. This computer based simulation program allows various combinations of attenuation correction algorithms such as hybrid methods, and data acquisition methods can be evaluated under a large number of study conditions. The usefulness of this computer based simulation program is shown with several representative examples. Springer Online Journal Archives 1860-2002 Murase, Kenya oth Tanada, Shuji oth Higashino, Hiroshi oth Yamada, Masafumi oth Miyagawa, Masao oth Iio, Atsushi oth Hamamoto, Ken oth volume:15 year:1989 month:05 pages:248-253 extent:6 http://dx.doi.org/10.1007/BF00257542 GBV_USEFLAG_U ZDB-1-SOJ GBV_NL_ARTICLE AR 15 1989 5 248-253 6 |
spelling |
(DE-627)NLEJ202806057 DE-627 ger DE-627 rakwb eng A unified computer program for assessment of attenuation correction and data acquisition methods in single photon emission computed tomography (SPECT) 1989 6 nicht spezifiziert zzz rdacontent nicht spezifiziert z rdamedia nicht spezifiziert zu rdacarrier Abstract A computer based simulation program was developed to assess the usefulness of various attenuation correction algorithms and data acquisition methods in single photon emission computed tomography (SPECT) in a unified approach. The program analytically calculated projection ray sums from a mathematical model with various distributions of activities and either uniform or non uniform attenuation coefficients by using the line integrals including the effect of attenuation. Data acquisition starting at arbitrary angles, various acquisition angles, including a 180° scan and a non circular orbit of a gamma camera, including an elliptical orbit can readily be taken into consideration in our simulation program. To simulate non circular orbit data acquisition, the resolution dependence on the object distance from the collimator surface was incorporated into the simulation. This computer based simulation program allows various combinations of attenuation correction algorithms such as hybrid methods, and data acquisition methods can be evaluated under a large number of study conditions. The usefulness of this computer based simulation program is shown with several representative examples. Springer Online Journal Archives 1860-2002 Murase, Kenya oth Tanada, Shuji oth Higashino, Hiroshi oth Yamada, Masafumi oth Miyagawa, Masao oth Iio, Atsushi oth Hamamoto, Ken oth volume:15 year:1989 month:05 pages:248-253 extent:6 http://dx.doi.org/10.1007/BF00257542 GBV_USEFLAG_U ZDB-1-SOJ GBV_NL_ARTICLE AR 15 1989 5 248-253 6 |
allfields_unstemmed |
(DE-627)NLEJ202806057 DE-627 ger DE-627 rakwb eng A unified computer program for assessment of attenuation correction and data acquisition methods in single photon emission computed tomography (SPECT) 1989 6 nicht spezifiziert zzz rdacontent nicht spezifiziert z rdamedia nicht spezifiziert zu rdacarrier Abstract A computer based simulation program was developed to assess the usefulness of various attenuation correction algorithms and data acquisition methods in single photon emission computed tomography (SPECT) in a unified approach. The program analytically calculated projection ray sums from a mathematical model with various distributions of activities and either uniform or non uniform attenuation coefficients by using the line integrals including the effect of attenuation. Data acquisition starting at arbitrary angles, various acquisition angles, including a 180° scan and a non circular orbit of a gamma camera, including an elliptical orbit can readily be taken into consideration in our simulation program. To simulate non circular orbit data acquisition, the resolution dependence on the object distance from the collimator surface was incorporated into the simulation. This computer based simulation program allows various combinations of attenuation correction algorithms such as hybrid methods, and data acquisition methods can be evaluated under a large number of study conditions. The usefulness of this computer based simulation program is shown with several representative examples. Springer Online Journal Archives 1860-2002 Murase, Kenya oth Tanada, Shuji oth Higashino, Hiroshi oth Yamada, Masafumi oth Miyagawa, Masao oth Iio, Atsushi oth Hamamoto, Ken oth volume:15 year:1989 month:05 pages:248-253 extent:6 http://dx.doi.org/10.1007/BF00257542 GBV_USEFLAG_U ZDB-1-SOJ GBV_NL_ARTICLE AR 15 1989 5 248-253 6 |
allfieldsGer |
(DE-627)NLEJ202806057 DE-627 ger DE-627 rakwb eng A unified computer program for assessment of attenuation correction and data acquisition methods in single photon emission computed tomography (SPECT) 1989 6 nicht spezifiziert zzz rdacontent nicht spezifiziert z rdamedia nicht spezifiziert zu rdacarrier Abstract A computer based simulation program was developed to assess the usefulness of various attenuation correction algorithms and data acquisition methods in single photon emission computed tomography (SPECT) in a unified approach. The program analytically calculated projection ray sums from a mathematical model with various distributions of activities and either uniform or non uniform attenuation coefficients by using the line integrals including the effect of attenuation. Data acquisition starting at arbitrary angles, various acquisition angles, including a 180° scan and a non circular orbit of a gamma camera, including an elliptical orbit can readily be taken into consideration in our simulation program. To simulate non circular orbit data acquisition, the resolution dependence on the object distance from the collimator surface was incorporated into the simulation. This computer based simulation program allows various combinations of attenuation correction algorithms such as hybrid methods, and data acquisition methods can be evaluated under a large number of study conditions. The usefulness of this computer based simulation program is shown with several representative examples. Springer Online Journal Archives 1860-2002 Murase, Kenya oth Tanada, Shuji oth Higashino, Hiroshi oth Yamada, Masafumi oth Miyagawa, Masao oth Iio, Atsushi oth Hamamoto, Ken oth volume:15 year:1989 month:05 pages:248-253 extent:6 http://dx.doi.org/10.1007/BF00257542 GBV_USEFLAG_U ZDB-1-SOJ GBV_NL_ARTICLE AR 15 1989 5 248-253 6 |
allfieldsSound |
(DE-627)NLEJ202806057 DE-627 ger DE-627 rakwb eng A unified computer program for assessment of attenuation correction and data acquisition methods in single photon emission computed tomography (SPECT) 1989 6 nicht spezifiziert zzz rdacontent nicht spezifiziert z rdamedia nicht spezifiziert zu rdacarrier Abstract A computer based simulation program was developed to assess the usefulness of various attenuation correction algorithms and data acquisition methods in single photon emission computed tomography (SPECT) in a unified approach. The program analytically calculated projection ray sums from a mathematical model with various distributions of activities and either uniform or non uniform attenuation coefficients by using the line integrals including the effect of attenuation. Data acquisition starting at arbitrary angles, various acquisition angles, including a 180° scan and a non circular orbit of a gamma camera, including an elliptical orbit can readily be taken into consideration in our simulation program. To simulate non circular orbit data acquisition, the resolution dependence on the object distance from the collimator surface was incorporated into the simulation. This computer based simulation program allows various combinations of attenuation correction algorithms such as hybrid methods, and data acquisition methods can be evaluated under a large number of study conditions. The usefulness of this computer based simulation program is shown with several representative examples. Springer Online Journal Archives 1860-2002 Murase, Kenya oth Tanada, Shuji oth Higashino, Hiroshi oth Yamada, Masafumi oth Miyagawa, Masao oth Iio, Atsushi oth Hamamoto, Ken oth volume:15 year:1989 month:05 pages:248-253 extent:6 http://dx.doi.org/10.1007/BF00257542 GBV_USEFLAG_U ZDB-1-SOJ GBV_NL_ARTICLE AR 15 1989 5 248-253 6 |
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A unified computer program for assessment of attenuation correction and data acquisition methods in single photon emission computed tomography (SPECT) |
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A unified computer program for assessment of attenuation correction and data acquisition methods in single photon emission computed tomography (SPECT) |
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a unified computer program for assessment of attenuation correction and data acquisition methods in single photon emission computed tomography (spect) |
title_auth |
A unified computer program for assessment of attenuation correction and data acquisition methods in single photon emission computed tomography (SPECT) |
abstract |
Abstract A computer based simulation program was developed to assess the usefulness of various attenuation correction algorithms and data acquisition methods in single photon emission computed tomography (SPECT) in a unified approach. The program analytically calculated projection ray sums from a mathematical model with various distributions of activities and either uniform or non uniform attenuation coefficients by using the line integrals including the effect of attenuation. Data acquisition starting at arbitrary angles, various acquisition angles, including a 180° scan and a non circular orbit of a gamma camera, including an elliptical orbit can readily be taken into consideration in our simulation program. To simulate non circular orbit data acquisition, the resolution dependence on the object distance from the collimator surface was incorporated into the simulation. This computer based simulation program allows various combinations of attenuation correction algorithms such as hybrid methods, and data acquisition methods can be evaluated under a large number of study conditions. The usefulness of this computer based simulation program is shown with several representative examples. |
abstractGer |
Abstract A computer based simulation program was developed to assess the usefulness of various attenuation correction algorithms and data acquisition methods in single photon emission computed tomography (SPECT) in a unified approach. The program analytically calculated projection ray sums from a mathematical model with various distributions of activities and either uniform or non uniform attenuation coefficients by using the line integrals including the effect of attenuation. Data acquisition starting at arbitrary angles, various acquisition angles, including a 180° scan and a non circular orbit of a gamma camera, including an elliptical orbit can readily be taken into consideration in our simulation program. To simulate non circular orbit data acquisition, the resolution dependence on the object distance from the collimator surface was incorporated into the simulation. This computer based simulation program allows various combinations of attenuation correction algorithms such as hybrid methods, and data acquisition methods can be evaluated under a large number of study conditions. The usefulness of this computer based simulation program is shown with several representative examples. |
abstract_unstemmed |
Abstract A computer based simulation program was developed to assess the usefulness of various attenuation correction algorithms and data acquisition methods in single photon emission computed tomography (SPECT) in a unified approach. The program analytically calculated projection ray sums from a mathematical model with various distributions of activities and either uniform or non uniform attenuation coefficients by using the line integrals including the effect of attenuation. Data acquisition starting at arbitrary angles, various acquisition angles, including a 180° scan and a non circular orbit of a gamma camera, including an elliptical orbit can readily be taken into consideration in our simulation program. To simulate non circular orbit data acquisition, the resolution dependence on the object distance from the collimator surface was incorporated into the simulation. This computer based simulation program allows various combinations of attenuation correction algorithms such as hybrid methods, and data acquisition methods can be evaluated under a large number of study conditions. The usefulness of this computer based simulation program is shown with several representative examples. |
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A unified computer program for assessment of attenuation correction and data acquisition methods in single photon emission computed tomography (SPECT) |
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