نتایج جستجو برای: scatter to primary ratio spr

تعداد نتایج: 10803318  

Journal: :مدیریت صنعتی 0
علی مروتی شریف آبادی استادیار گروه مدیریت صنعتی، دانشکدۀ اقتصاد، مدیریت و حسابداری دانشگاه یزد، یزد، ایران مهناز باروت کوب کارشناس‎ارشد مدیریت صنعتی، دانشکدۀ اقتصاد، مدیریت و حسابداری دانشگاه یزد، یزد، ایران

one of methods of improvement of the material flow is cross docking that in is considered as a good method to reduce inventory and improve customer satisfaction. too, the vehicle routing problem is one of the important problems in distribution management and its goal is to find paths for delivering various cargos. therefore, this study was conducted in order to vehicle routing problem with cros...

Journal: :Japanese Journal of Radiological Technology 1990

Journal: :Gulf and Caribbean Research 2023

Data—limited stock assessment methods have the potential to positively impact livelihoods of fishermen around world by providing management recommendations that aim optimize sustainable yields from fisheries. Some years ago, a novel length— based (LB) method was developed for spawning ratio (SPR), measure reproductive capacity fish stocks. We applied LB—SPR 5 important target species coastal gi...

2004
Timothy C Zhu Anders Ahnesjö

The concept of in-air output ratio (Sc) was introduced to characterize how the incident photon fluence per monitor unit (or unit time for a Co-60 unit) varies with collimator settings. 2 This quantity is also called inair output factor, collimator-scatter factor, and headscatter factor. 6 The latter two names were somewhat misleading since they emphasized a single component of the output ratio....

Journal: :Jurnal Biodjati 2022

The problem in the management of blue swimming crab (BSC) fisheries is a decrease stock that overlaps with an increase fishing activities. This study aimed to analyze ratio spawning potential (SPR), reproductive potential, and productivity BSCs taken from Spermonde Islands. Spawning was analyzed using SPR, while analysis used relative proportion data between female, berried female average fecun...

Journal: :Physics in medicine and biology 1974
W H Henry

Journal: :Experimental eye research 2013
Sunni R Patel Chris Hudson John G Flanagan Rebekka Heitmar

To assess the impact of light scatter, similar to that introduced by cataract on retinal vessel blood oxygen saturation measurements using poly-bead solutions of varying concentrations. Eight healthy, young, non-smoking individuals were enrolled for this study. All subjects underwent digital blood pressure measurements, assessment of non-contact intraocular pressure, pupil dilation and retinal ...

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 1997
B J Allen S D Rogers J R Ghilardi P M Menning M A Kuskowski A I Basbaum D A Simone P W Mantyh

Dorsal root ganglia (DRG) neurons synthesize and transport substance P (SP) to the spinal cord where it is released in response to intense noxious somatosensory stimuli. We have shown previously that SP release in vivo causes a rapid and reversible internalization of SP receptors (SPRs) in dorsal horn neurons, which may provide a pharmacologically specific image of neurons activated by SP. Here...

2016
Xuefeng Yan Lingzhi Wang Xianjun Tan Baozhu Tian Jinlong Zhang

The deep understanding about the photocatalytic reaction induced by the surface plasmon resonance (SPR) effect is desirable but remains a considerable challenge due to the ultrafast relaxation of hole-electron exciton from SPR process and a lack of an efficient monitoring system. Here, using the p-aminothiophenol (PATP) oxidation SPR-catalyzed by Ag nanoparticle as a model reaction, a radical-c...

Journal: :Annals of nuclear medicine 2005
Jingming Bai Jun Hashimoto Koichi Ogawa Atsushi Kubo Atsushi Fukunaga Satoshi Onozuka Koichi Uchida

OBJECTIVE The aim of this study was to evaluate the effect of scatter and attenuation correction in region of interest (ROI) analysis in brain perfusion single-photon emission tomography (SPECT) and to assess the influence of selecting the reference area on semi-quantification. METHODS Ten normal subjects were enrolled and injected with 123I-iodoamphetamine to undergo simultaneous emission an...

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