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  1. No Access

    Article

    Some new decay estimates for \((2+1)\) -dimensional degenerate oscillatory integral operators

    In this paper, we consider the \((2+1)\) ( 2 +

    Yuxin Tan, Shaozhen Xu in Archiv der Mathematik (2024)

  2. No Access

    Chapter and Conference Paper

    An Efficient 256-Track Beam Steering Lidar Using Wavelength-Tuning for Topography Swath Map** from Space

    We report development progress of a Concurrent Artificially-intelligent Spectrometry and Adaptive Lidar System (CASALS) for topography swath map** from space. The beam scanning was demonstrated by fast wavel...

    Guangning Yang, David J. Harding in Space-based Lidar Remote Sensing Technique… (2024)

  3. No Access

    Article

    Prediction of nitrous oxide emission of a municipal wastewater treatment plant using LSTM-based deep learning models

    Accurate assessment of greenhouse gas emissions from wastewater treatment plants is crucial for mitigating climate change. N2O is a potent greenhouse gas that is emitted from wastewater treatment plants during th...

    **aozhen Xu, Anlei Wei, Songjun Tang, Qi Liu in Environmental Science and Pollution Resear… (2024)

  4. Article

    Open Access

    Understanding Visitors’ Curiosity in a Science Centre with Deep Question Processing Network

    Questions have a critical role in learning and teaching. People ask questions to obtain information and express interest in ideas. The Bristol scientific centre “We The Curious” launched “Project What If” in 2...

    Zhaozhen Xu, Amelia Howarth, Nicole Briggs in International Journal of Artificial Intell… (2023)

  5. No Access

    Article

    Sharp Lp Decay Estimates for Degenerate and Singular Oscillatory Integral Operators

    In this paper, we consider a model of degenerate and singular oscillatory integral operators in which the phase functions are homogeneous polynomials of degree n and the singular kernel K(x, y) satisfies suitable...

    Shaozhen Xu in Frontiers of Mathematics (2023)

  6. No Access

    Article

    A Sharp Decay Estimate for Degenerate Oscillatory Integral Operators Using Broad-Narrow Method

    We use broad-narrow method to establish the sharp \(L^4\) L 4 ...

    Shaozhen Xu in The Journal of Geometric Analysis (2023)

  7. No Access

    Chapter and Conference Paper

    QBERT: Generalist Model for Processing Questions

    Using a single model across various tasks is beneficial for training and applying deep neural sequence models. We address the problem of develo** generalist representations of text that can be used to perfor...

    Zhaozhen Xu, Nello Cristianini in Advances in Intelligent Data Analysis XXI (2023)

  8. No Access

    Chapter and Conference Paper

    On Compositionality in Data Embedding

    Representing data items as vectors in a space is a common practice in machine learning, where it often goes under the name of “data embedding”. This representation is typically learnt from known relations that...

    Zhaozhen Xu, Zhi** Guo, Nello Cristianini in Advances in Intelligent Data Analysis XXI (2023)

  9. Article

    Open Access

    Modernizing cement manufacturing in China leads to substantial environmental gains

    China has witnessed a construction boom and thus an enormous amount of cement use in the past decades. At the same time, cement manufacturing technology has been upgraded rapidly. Here, based on national- and ...

    **aozhen Xu, Beijia Huang, Litao Liu, Zhi Cao in Communications Earth & Environment (2022)

  10. Article

    Open Access

    Impact of rapid on-site evaluation combined with endobronchial ultrasound and virtual bronchoscopic navigation in diagnosing peripheral lung lesions

    To investigate the value of endobronchial ultrasound (EBUS) and virtual bronchoscopic navigation (VBN) combined with rapid on-site evaluation (ROSE) in diagnosing peripheral pulmonary lesions (PPLs).

    Jia-Chao Qi, Li** Liao, Zhiwei Zhao, HuiXue Zeng, Tiezhu Wang in BMC Pulmonary Medicine (2022)

  11. No Access

    Article

    Sharp Lp decay of oscillatory integral operators with certain homogeneous polynomial phases in several variables

    In this paper, we obtain the Lp decay of oscillatory integral operators Tλ with certain homogeneous polynomial phase functions of degree d in (n + n)-dimensions; we require that d > 2n. If d/(dn) < p < d/n, th...

    Shaozhen Xu, Dunyan Yan in Science China Mathematics (2019)

  12. No Access

    Article

    Impact of continuous positive airway pressure on vascular endothelial growth factor in patients with obstructive sleep apnea: a meta-analysis

    Cumulative evidence supports the clear relationship of obstructive sleep apnea (OSA) with cardiovascular disease (CVD). And, adherence to continuous positive airway pressure (CPAP) treatment alleviates the ris...

    Jia-Chao Qi, LiangJi Zhang, Hao Li, Huixue Zeng, Yuming Ye in Sleep and Breathing (2019)

  13. Article

    Open Access

    A restriction estimate for a class of oscillatory integral operators along paraboloid

    In this paper we establish a restriction estimate for a class of oscillatory integral operators along a paraboloid, ...

    Shaozhen Xu, Wenjuan Li in Journal of Inequalities and Applications (2019)

  14. No Access

    Article

    A restriction theorem for oscillatory integral operator with certain polynomial phase

    We consider the oscillatory integral operator $${T_{\alpha ,m}}f\left( x \right) = {\smallint _{{\mathbb{R}^n}}}{e^i}\left( {x_1^{{\al...

    Shaozhen Xu, Dunyan Yan in Frontiers of Mathematics in China (2017)

  15. Article

    Open Access

    HBsAg and HBeAg in the prediction of a clinical response to peginterferon α-2b therapy in Chinese HBeAg-positive patients

    This study aimed to evaluate the predictive values of hepatitis B e antigen (HBeAg) and hepatitis B surface antigen (HBsAg) levels in 171 Chinese patients with chronic hepatitis B who received a 48-week course...

    Song Yang, Huichun **ng, Yuming Wang, **lin Hou, Duande Luo, Qing **e in Virology Journal (2016)

  16. No Access

    Chapter and Conference Paper

    Design of Personalized News Comments Recommendation System

    Nowadays people spend lots of time on browsing news on the Internet. News comment as one of the most common things that people find on the website, is earning more attention than before. News comments have sig...

    Mingnan Zhou, Ruisheng Shi, Zhaozhen Xu, Yuan He, Yiyi Zhou, Lina Lan in Data Science (2015)

  17. No Access

    Article

    Stable single axial mode operation of injection-seeded Q-switched Nd:YAG laser by real-time resonance tracking method

    A simple real-time resonance tracking method is described and experimentally demonstrated for stable single axial mode operation of an injection-seeded Q-switched Nd:YAG laser. We have achieved stable single a...

    **aozhen Xu, Jean-Claude Diels in Applied Physics B (2014)

  18. No Access

    Article

    Two-year results of a randomized, phase III comparative trial of telbivudine versus lamivudine in Chinese patients

    The burden of chronic hepatitis B infection is high in China, where prevalence exceeds 7 %. This was a randomized, double-blinded, phase III study of the efficacy and safety of telbivudine and lamivudine treat...

    Ji-Dong Jia, **-Lin Hou, You-Kuan Yin, De-Ming Tan, Daozhen Xu in Hepatology International (2014)

  19. Article

    Erratum to: Simultaneous Positivity for Anti-DNA, Anti-Nucleosome and Anti-Histone Antibodies is a Marker for More Severe Lupus Nephritis

    Manshu Sui, Qingyuan Lin, Zhaozhen Xu, **ao**g Han in Journal of Clinical Immunology (2013)

  20. No Access

    Article

    Simultaneous Positivity for Anti-DNA, Anti-Nucleosome and Anti-Histone Antibodies is a Marker for More Severe Lupus Nephritis

    The purpose of this study is to examine autoantibody profile of systemic lupus erythematosus (SLE) patients with lupus nephritis (LN) and to establish the correlation between the antibody reactivity and diseas...

    Mansu Sui, Qingyuan Lin, Zhaozhen Xu, **ao**g Han in Journal of Clinical Immunology (2013)

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