http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
A Research Paper on Cell Phone Technology
Lalit Mohan Joshi 보안공학연구지원센터 2016 International Journal of Grid and Distributed Comp Vol.9 No.10
This paper describes the different types of networks and standards used by cell phones. Here I discuss the evolution of cell network generations and the technical aspects attributed to each. On cell phone and mobile technology a brief background use in public, private and government health is reviewed. Main focus of this paper is how to use and introduction of different mobile networks. This paper is a research about the wireless network generation and technologies associated with each as well as standards of different cellular network. It is found that the necessary precautions equipment and related actions required to properly and safely seizing different phone equipment. It demonstrates the proper use the important safety equipment that assists investigators to safely and clearly seize mobile phone equipment. This paper also discuss the different imaging methodologies that exist using the latest cell phone forensic software and the pros and cons to each one as well as performs hands-on imaging scenarios utilizing several different tools.
Quantitative analysis of Sudan dye adulteration in paprika powder using FTIR spectroscopy
Lohumi, Santosh,Joshi, Ritu,Kandpal, Lalit Mohan,Lee, Hoonsoo,Kim, Moon S.,Cho, Hyunjeong,Mo, Changyeun,Seo, Young-Wook,Rahman, Anisur,Cho, Byoung-Kwan Taylor Francis 2017 Food additives & contaminants. Part A. Chemistry, Vol.34 No.5
Quality Analysis of Stored Bell Peppers Using Near-Infrared Hyperspectral Imaging
Rahman, Anisur,Faqeerzada, Mohammad Akbar,Joshi, Rahul,Lohumi, Santosh,Kandpal, Lalit Mohan,Lee, Hoonsoo,Mo, Changyeun,Kim, Moon Sung,Cho, Byoung-Kwan American Society of Agricultural and Biological En 2018 Transactions of the ASABE Vol.61 No.4
<P>Abstract. The objective of this study was to predict the moisture content (MC), soluble solids content (SSC), and titratable acidity (TA) content in bell peppers during storage (18°C, 85% relative humidity) over 12 days, based on near-infrared hyperspectral imaging (NIR-HSI) in the 1000-1500 nm wavelength range. The mean spectra of 148 mature bell peppers were extracted from the hyperspectral images, and multivariate calibration models were built using partial least squares (PLS) regression with different preprocessing spectra techniques. The most effective wavelengths were selected using the variable importance in projection (VIP) technique, which selected optimal variables for the target quality parameters of bell peppers from a full set of variables. Subsequently the selected variables were used to develop a PLS-VIP model for simplifying the prediction model. The MC, SSC, and TA content in bell peppers during storage changed from 90.7% to 93.0%, from 6.1%Brix to 7.3%Brix, and from 0.222% to 0.334%, respectively. The PLS regression model with MC, SSC, and TA content resulted in coefficients of determination (R<SUP>2</SUP>pred) of 0.83, 0.85, and 0.7, with standard errors of prediction (SEP) of 0.08%, 0.075%Brix, and 0.013%, respectively, using SNV preprocessed spectra for MC and TA content and Savitzky-Golay (S-G) second-order derivatives preprocessed spectra for SSC of bell peppers. By contrast, the prediction results yielded R<SUP>2</SUP>pred of 0.69, 0.75, and 0.68, respectively, with SEP values of 0.103%, 0.107%Brix, and 0.011% when the PLS-VIP model was employed. The PLS-VIP model simplified the calibration model by selecting the most important variables in terms of their responsiveness to bell pepper quality properties. The results revealed that HSI coupled with multivariate analysis can be used successfully to predict the MC, SSC, and TA content in bell peppers. Keywords: Fruit quality, Hyperspectral imagery, Image analysis, Spectral analysis, Stored bell pepper.</P>