A company that does a good job in human resource management will promote the process of regional economic development,and related enterprises will develop rapidly as a result.In future work,enterprises should carefull...A company that does a good job in human resource management will promote the process of regional economic development,and related enterprises will develop rapidly as a result.In future work,enterprises should carefully study the relationship between the two,and innovate their human resource management and development methods while fully considering the needs of talent development and regional economic development,in order to fundamentally optimize the regional economic development status.展开更多
Recently,a novel three-image algorithm has been proposed to retrieve the sample’s absorption,refraction,and scattering properties in x-ray analyzer-based imaging.The feasibility of the three-image algorithm was valid...Recently,a novel three-image algorithm has been proposed to retrieve the sample’s absorption,refraction,and scattering properties in x-ray analyzer-based imaging.The feasibility of the three-image algorithm was validated by synchrotron radiation experiments.However,it is unclear yet whether the estimated refraction and scattering signals are biased or not and how the analyzer angular position affects the biases in the estimated signals.For this purpose,the biases of the extracted refraction and scattering signals are theoretically derived for the three-image algorithm.The theoretical models are further confirmed by numerical experiments.The results show that both the estimated refraction and scattering signals are biased,and the biases are strongly dependent on the analyzer angular position.Besides,the biases also show dependence on the sample’s refraction and scattering properties locally.Those results can be used as general guidelines to optimize experimental parameters for bias reduction and accurate imaging of different features within the sample.展开更多
文摘A company that does a good job in human resource management will promote the process of regional economic development,and related enterprises will develop rapidly as a result.In future work,enterprises should carefully study the relationship between the two,and innovate their human resource management and development methods while fully considering the needs of talent development and regional economic development,in order to fundamentally optimize the regional economic development status.
基金National Natural Science Foundation of China(Grant Nos.U1532113,and 11475170)the Fundamental Research Funds for the Central Universities,China(Grant No.PA2020GDKC0024).
文摘Recently,a novel three-image algorithm has been proposed to retrieve the sample’s absorption,refraction,and scattering properties in x-ray analyzer-based imaging.The feasibility of the three-image algorithm was validated by synchrotron radiation experiments.However,it is unclear yet whether the estimated refraction and scattering signals are biased or not and how the analyzer angular position affects the biases in the estimated signals.For this purpose,the biases of the extracted refraction and scattering signals are theoretically derived for the three-image algorithm.The theoretical models are further confirmed by numerical experiments.The results show that both the estimated refraction and scattering signals are biased,and the biases are strongly dependent on the analyzer angular position.Besides,the biases also show dependence on the sample’s refraction and scattering properties locally.Those results can be used as general guidelines to optimize experimental parameters for bias reduction and accurate imaging of different features within the sample.
