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| 1 | A time domain induced polarization relaxation time spectrum inversion method based on a damping factor and residual correction显示文摘Relaxation time spectra(RTS) derived from time domain induced polarization data(TDIP) are helpful to assess oil reservoir pore structures. However, due to the sensitivity to the signal-to-noise ratio(SNR), the inversion accuracy of the traditional singular value decomposition(SVD) inversion method reduces with a decrease of SNR. In order to enhance the inversion accuracy and improve robustness of the inversion method to the SNR, an improved inversion method, based on damping factor and spectrum component residual correction, is proposed in this study. The numerical inversion results show that the oscillation of the RTS derived from the SVD method increased with a decrease of SNR, which makes it impossible to get accurate inversion components. However, the SNR has little influence on inversion components of the improved method, and the RTS has high inversion accuracy and robustness. Moreover, RTS derived from core sample data is basically in accord with the pore-size distribution curve, and the RTS derived from the actual induced polarization logging data is smooth and continuous, which indicates that the improved method is practicable. | Liu Xiaonan Kong Li Zhou Kaibo Zhang Pu | 2014 | Petroleum Science2014,11,4: | 2 |
| 2 | Case-based reasoning for financial crises predicting system显示文摘 | Zhou Kaibo Feng Shan Wei Ying | 2003 | Journal of System Science and Information2003,1,1: | 1 |
| 3 | Humidity sensors based on ZnO/ TiO2 core/shell nanorod arrays with enhanced sensitivity 显示文摘 | Gu Leilei Zhang Kaibo Zhou Ying | 2011 | Sensors and Actuators B2011,159,: | 1 |
| 4 | Humidity sensing properties of bismuth phosphates显示文摘 | Min Sheng Leilei Gu Roman Kontic Ying Zhou Kaibo Zheng Guorong Chen Xiaoliang Mo Greta R. Patzke | 2012 | Sensors & Actuators: B. Chemical2012,,: | 1 |
| 5 | Corrigendum to:“Spectrum-tailored random fiber laser towards ICF laser facility”[Matter and Radiation at Extremes 8,025902(2023)]显示文摘The third paragraph in Sec.IV REGENERATIVE AMPLIFICATION erroneously states“In other words,the distribution of spectral components is time-dependent,and the spectral distortion in the amplification process will not change the time-domain shape.” | Mengqiu Fan Shengtao Lin Ke Yao Yifei Qi Jiaojiao Zhang Junwen Zheng Pan Wang Longqun Ni Xingyu Bao Dandan Zhou Bo Zhang Kaibo Xiao Handing Xia Rui Zhang Ping Li Wanguo Zheng Zinan Wang | 2023 | Matter and Radiation at Extremes2023,8,2: | 1 |
| 6 | Imbalanced fault diagnosis of rotating machinery using autoencoder-based SuperGraph feature learning显示文摘Existing fault diagnosis methods usually assume that there are balanced training data for every machine health state.However,the collection of fault signals is very difficult and expensive,resulting in the problem of imbalanced training dataset.It will degrade the performance of fault diagnosis methods significantly.To address this problem,an imbalanced fault diagnosis of rotating machinery using autoencoder-based SuperGraph feature learning is proposed in this paper.Unsupervised autoencoder is firstly used to compress every monitoring signal into a low-dimensional vector as the node attribute in the SuperGraph.And the edge connections in the graph depend on the relationship between signals.On the basis,graph convolution is performed on the constructed SuperGraph to achieve imbalanced training dataset fault diagnosis for rotating machinery.Comprehensive experiments are conducted on a benchmarking publicized dataset and a practical experimental platform,and the results show that the proposed method can effectively achieve rotating machinery fault diagnosis towards imbalanced training dataset through graph feature learning. | Jie LIU Kaibo ZHOU Chaoying YANG Guoliang LU | 2021 | Frontiers of Mechanical Engineering2021,16,4: | 0 |
| 7 | Impact of genetic patterns on sorafenib efficacy in patients with FLT3-ITD acute myeloid leukemia undergoing allogeneic hematopoietic stem cell transplantation: a multi-center, cohort study显示文摘Sorafenib therapy improves overall survival(OS)in patients with FLT3 internal tandem duplication(ITD)acute myeloid leukemia(AML)undergoing allogeneic hematopoietic stem cell transplantation.We explored the efficacy of sorafenib therapy in this population with different concomitant genetic patterns.In this multi-center,cohort study,we enrolled patients with FLT3-ITD AML undergoing allogenic hematopoietic cell transplantation.Patients with sorafenib maintenance post-transplantation for at least four weeks were allocated to the sorafenib group,and otherwise to the control group. | Ruoyang Shao Yu Zhang Jinping He Fen Huang Zhiping Fan Kaibo Yang Yajing Xu Na Xu Yi Luo Lan Deng Xi Zhang Jia Chen Mingzhe Han Xudong Li Sijian Yu Hui Liu Xinquan Liang Xiaodan Luo Pengcheng Shi Zhixiang Wang Ling Jiang Xuan Zhou Ren Lin Yan Chen Sanfang Tu Jing Sun Yu Wang Qifa Liu Li Xuan | 2023 | Signal Transduction and Targeted Therapy2023,8,10: | 0 |
| 8 | An adaptive sliding mode control technology for weld seam tracking显示文摘一个新奇适应滑动模式控制算法被导出处理追踪焊接机器的操纵者的控制问题的缝接,在大规模结构部件焊接的过程期间。建议算法不要求精确动态模型,并且是更实际的。它的坚韧性被 Lyapunov 稳定性理论验证。分析结果证明建议算法启用更好的高精确的追踪性能与比在各种各样的骚乱下面的传统的滑动模式控制算法没有闲聊。 | Jie LIU Youmin HU Bo WU Kaibo ZHOU Mingfeng GE | 2015 | Frontiers of Mechanical Engineering2015,10,1: | 0 |
| 9 | The mechanism and effect of baicalin on the proliferative ability and apoptosis of human bone marrow mesenchymal stem cells in the elderly显示文摘Human bone marrow mesenchymal stem cells(hBM-MSCs)in the elderly were isolated and cultured by whole bone marrow adherent method.The hBM-MSCs were treated with different concentrations of baicalin(0,0.5,1,10,50,100,500,1000μmol/L)for 3 days,then cytotoxicity assay of baicalin on the elderly hBM-MSCs was detected with CCK-8 method,and the appropriate baicalin concentration was screened.In the appropriate concentration range(0.5,1,10μmol/L),the effect of baicalin on the proliferative ability of hBM-MSCs in the elderly was detected by cell counting method,and the optimal drug concentration was screened.The elderly hBM-MSCs were divided into control group and baicalin group.Baicalin(1μmol/L)was added to the baicalin group. | Zhai Xiaoyan Yang Rong Zhao Huanxin Yang Liwang Ji Xinyan Chu Kaibo Zhang Yumin Zhou Rukui | 2021 | 解剖学杂志2021,44,S01: | 0 |
| 10 | 改良POSSUM评分评估肺癌手术风险的应用价值(英文)显示文摘Objective: The aim of this study was to explore the modified physiological and operative severity score for the enumeration of mortality and morbidity (POSSUM) scoring system and the relationship between predicted data and actual data of complication and surgical mortality of lung cancer radical surgery made by such score system. Methods: Retrospective analysis on the 86 cases of the clinical materials of patients with primary lung cancer radical surgery for thoracic surgery of line lung cancer in the 81st Hospital of PLA from October 2010 to October 2011 and using the POSSUM scoring system to predict the cases of postoperative complication and death toll, then making a comparison with the actual cases. Results: The POSSUM scoring system predicting 29 cases of postoperative complications, but 32 cases of practical complications, the difference between them has no statistical significance (P﹥0.05), 8 cases of predicted postoperative deaths, 2 cases of practical deaths, by comparison, there was statistical significance (P﹤0.05). Conclusion: The modified POSSUM scoring system can be used to predict the postoperative complication of lung surgery patients, but sometimes overestimates the postoperative death cases. | Dongmin Lu Kaibo Han Yuan Zhou Gang Xu Hong Liu Dong Wang | 2013 | The Chinese-German Journal of Clinical Oncology2013,12,7: | 0 |
| 11 | Spectrum-tailored random fiber laser towards ICF laser facility显示文摘Broadband low-coherence light is considered to be an effective way to suppress laser plasma instability.Recent studies have demonstrated the ability of low-coherence laser facilities to reduce back-scattering during beam–target coupling.However,to ensure simultaneous low coherence and high energy,complex spectral modulation methods and amplification routes have to be adopted.In this work,we propose the use of a random fiber laser(RFL)as the seed source.The spectral features of this RFL can be carefully tailored to provide a good match with the gain characteristics of the laser amplification medium,thus enabling efficient amplification while maintaining low coherence.First,a theoretical model is constructed to give a comprehensive description of the output characteristics of the spectrum-tailored RFL,after which the designed RFL is experimentally realized as a seed source.Through precise pulse shaping and efficient regenerative amplification,a shaped random laser pulse output of 28 mJ is obtained,which is the first random laser system with megawatt-class peak power that is able to achieve low coherence and efficient spectrum-conformal regenerative amplification. | Mengqiu Fan Shengtao Lin Ke Yao Yifei Qi Jiaojiao Zhang Junwen Zheng Pan Wang Longqun Ni Xingyu Bao Dandan Zhou Bo Zhang Kaibo Xiao Handing Xia Rui Zhang Ping Li Wanguo Zheng Zinan Wang | 2023 | Matter and Radiation at Extremes2023,8,2: | 0 |