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Advanced Search Results For "Wang, Lei"

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 "Wang, Lei"
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Experiences and Attitudes of Elementary School Students and Their Parents Toward Online Learning in China During the COVID-19 Pandemic: Questionnaire Study

Publication Type: Academic Journal

Source(s): Journal of Medical Internet Research, Vol 23, Iss 5, p e24496 (2021)

Abstract: BackgroundDue to widespread SARS-CoV-2 infection, an emergency homeschooling plan was rigorously implemented throughout China. ObjectiveThis study aimed to investigate the experiences and attitudes of elementary school students and their parents (two ...

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Concerns About Information Regarding COVID-19 on the Internet: Cross-Sectional Study

Publication Type: Academic Journal

Source(s): Journal of Medical Internet Research, Vol 22, Iss 11, p e20487 (2020)

Abstract: BackgroundSince the outbreak of COVID-19, the Chinese government and the Chinese Center for Disease Control and Prevention have released COVID-19–related information to the public through various channels to raise their concern level of the pandemic, i...

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Measures Undertaken in China to Avoid COVID-19 Infection: Internet-Based, Cross-Sectional Survey Study

Publication Type: Academic Journal

Source(s): Journal of Medical Internet Research, Vol 22, Iss 5, p e18718 (2020)

Abstract: BackgroundIn early 2020, over 80,000 cases of coronavirus disease (COVID-19) were confirmed in China. Public prevention and control measures, along with efforts from all sectors of society, were undertaken to control and eliminate disease transmission....

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A Graph Convolutional Network–Based Method for Chemical-Protein Interaction Extraction: Algorithm Development

Publication Type: Academic Journal

Source(s): JMIR Medical Informatics, Vol 8, Iss 5, p e17643 (2020)

Abstract: BackgroundExtracting the interactions between chemicals and proteins from the biomedical literature is important for many biomedical tasks such as drug discovery, medicine precision, and knowledge graph construction. Several computational methods have ...

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Crystal structure of (E)-7-bromo-2-(3,5-dimethoxybenzylidene)-3,4-dihydronaphthalen-1(2H)-one, C19H17BrO3

Publication Type: Academic Journal

Source(s): Zeitschrift für Kristallographie - New Crystal Structures, Vol 237, Iss 5, Pp 907-909 (2022)

Abstract: C19H17BrO3, triclinic, P 1‾ $\overline{1}$ (no. 2), a = 8.2887(7) Å, b = 8.4190(12) Å, c = 13.1164(15) Å, α = 93.634(11)°, β = 90.609(9)°, γ = 118.201(11)°, V = 804.17(18) Å3, Z = 2, R gt(F) = 0.0738, wR ref(F 2) = 0.1614, T = 150 K.

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Crystal structure of (E)-7-bromo-2-(4-methoxybenzylidene)-3,4-dihydronaphthalen-1(2H)-one, C18H15BrO2

Publication Type: Academic Journal

Source(s): Zeitschrift für Kristallographie - New Crystal Structures, Vol 237, Iss 5, Pp 945-947 (2022)

Abstract: C18H15BrO2, monoclinic, P21/n (no. 14), a = 9.1704(9) Å, b = 16.5309(13) Å, c = 10.3528(12) Å, β = 112.368(12)°, V = 1451.3(3) Å3, Z = 4, R gt(F) = 0.0405, wR ref(F 2) = 0.0677, T = 149.99(10) K.

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GNSS carrier phase integer equivariant estimator and its application in improving PPP performance

Publication Type: Academic Journal

Source(s): Acta Geodaetica et Cartographica Sinica, Vol 51, Iss 8, Pp 1779-1786 (2022)

Abstract: Precision point positioning (PPP) technology can provide global high-precision positioning results, but its main technical bottleneck lies in the long positioning convergence time. The carrier phase ambiguity fixing technology is one of the main means ...

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Deep Learning Intervention for Health Care Challenges: Some Biomedical Domain Considerations

Publication Type: Academic Journal

Source(s): JMIR mHealth and uHealth, Vol 7, Iss 8, p e11966 (2019)

Abstract: The use of deep learning (DL) for the analysis and diagnosis of biomedical and health care problems has received unprecedented attention in the last decade. The technique has recorded a number of achievements for unearthing meaningful features and acco...

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Complex Network Community Detection Algorithm Based on Node Similarity and Network Embedding

Publication Type: Academic Journal

Source(s): Jisuanji kexue, Vol 49, Iss 3, Pp 121-128 (2022)

Abstract: The community detection algorithm is very important for analyzing the topology and hierarchical structure of complex networks and predicting the evolution trend of complex networks.Traditional community detection algorithm does not have high accuracy a...

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Protective effect of Lactobacillus-containing probiotics on intestinal mucosa of rats experiencing traumatic hemorrhagic shock

Publication Type: Academic Journal

Source(s): Open Life Sciences, Vol 16, Iss 1, Pp 1122-1129 (2021)

Abstract: This study was conducted to assess whether Lactobacillus-containing probiotics could protect intestinal mucosa in rats during traumatic hemorrhagic shock and to determine its underlying mechanisms. Healthy male Sprague–Dawley rats (300 ± 20 g) were ran...

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