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1一种新的基于Kruppa方程的摄像机自标定方法显示文摘主要针对传统的基于Kruppa方程的摄像机自标定算法的欠鲁棒性提出了一种新的二步式标定方法 .在新标定方法中 ,首先利用传统的LM优化算法或遗传算法求解出Kruppa方程中通常需要被消去的比例因子 ,然后再利用线性方法完成对摄像机的标定 .大量的仿真和真实图像实验表明 ,该方法可以大大提高基于Kruppa方程标定算法的鲁棒性及标定精度 .雷成 胡占义 吴福朝 TSUI H T 2003计算机学报2003,26,5:28
2Endoscopic diagnosis of cervical esophageal heterotopic gastric mucosa with conventional and narrow-band images显示文摘AIM:To compare the diagnostic yield of heterotopic gastric mucosa(HGM)in the cervical esophagus with conventional imaging(CI)and narrow-band imaging(NBI).METHODS:A prospective study with a total of 760patients receiving a CI examination(mean age 51.6years;47.8%male)and 760 patients undergoing NBI examination(mean age 51.2 years;45.9%male).The size of HGM was classified as small(1-5 mm),medium(6-10 mm),or large(>1 cm).A standardized questionnaire was used to obtain demographic characteristics,social habits,and symptoms likely to be related to cervical esophageal HGM,including throat symptoms(globus sensation,hoarseness,sore throat,and cough)and upper esophageal symptoms(dysphagia and odynophagia)at least 3 mo in duration.The clinicopathological classification of cervical esophageal HGM was performed using the proposal by von Rahden et al.RESULTS:Cervical esophageal HGM was found in 36of 760(4.7%)and 63 of 760(8.3%)patients in the CI and NBI groups,respectively(P=0.007).The NBI mode discovered significantly more small-sized HGM than CI(55%vs 17%;P<0.0001).For the 99 patients with cervical esophageal HGM,biopsies were performed in 56 patients;37(66%)had fundic-type gastric mucosa,and 19 had antral-type mucosa.For the clinicopathological classification,77 patients(78%)were classified as HGMⅠ(asymptomatic carriers);21 as HGMⅡ(symptomatic without morphologic changes);and one as HGMⅢ(symptomatic with morphologic change).No intraepithelial neoplasia or adenocarcinoma was found.CONCLUSION:NBI endoscopy detects more cervical esophageal HGM than CI does.Fundic-type gastric mucosa constitutes the most common histology.One-fifth of patients have throat or dysphagic symptoms.Chi-Liang Cheng Cheng-Hui Lin Nai-Jen Liu Jui-Hsiang Tang Yen-Lin Kuo Yi-Ning Tsui 2014World Journal of Gastroenterology2014,20,1:13
3Appraisal of Clinical Practice Guidelines for Ischemic Stroke Management in Chinese Medicine with Appraisal of Guidelines for Research and Evaluation Instrument:A Systematic Review显示文摘Objective:To systematically review the clinical practice guidelines(CPGs)for ischemic stroke in Chinese medicine(CM)with the Appraisal of Guidelines for Research and Evaluation(AGREE II)instrument.Methods:CM CPGs for ischemic stroke were searched in 5 online databases and hand-searches in CPGrelated handbooks published from January 1990 to December 2012.The CPGs were categorized into evidence based(EB)guideline,consensus based with no explicit consideration of evidence based(CB-EB)guideline and consensus based(CB)guideline according to the development method.Three reviewers independently appraised the CPGs based on AGREE II instrument,and compared the CPGs'recommendations on CM pattern classification and treatment.Results:Five CM CPGs for ischemic stroke were identified and included.Among them,one CPG was EB guideline,two were CB guidelines and two were CB-EB guidelines.The quality score of the EB guideline was higher than those of the CB-EB and CB guidelines.Five CM patterns in the CPGs were recommended in the EB CPG.The comprehensive protocol of integrative Chinese and Westem medicine recommended in the EB CPG was mostly recommended for ischemic stroke in the CPGs.The recommendations varied based on the CM patterns.Conclusion:The quality of EB CPG was higher than those of CB and CB-EB CPGs in CM for ischemic stroke and integrative approaches were included in CPGs as major interventions.宇文亚 史楠楠 韩学杰 高颖 徐建龙 刘大胜 Bacon Ng Dora Tsui 钟丽丹 Eric Ziea 卞兆祥 吕爱平 2015Chinese Journal of Integrative Medicine2015,21,9:10
4Do Secondary L2 Writers Benefit from Peer Comments?显示文摘Amy B.M Tsui Maria Ng 2000Journal of Second Language Writing2000,,2:10
5Adeno-associated virus-mediated heme oxygenase-1 gene transfer suppresses the progression of micronodular cirrhosis in rats显示文摘瞄准:测试假设这项活动的那改进他我有与周期性的肝损伤联系的纤维发生的过程的氧合酶罐头 interfere,我们调查了在表示上的治疗学的潜力他我在 CCl (4 ) 的 oxygense-1 劝诱了微榴状的肝硬化模型。方法:带老鼠 HO-1 或 GFP 基因的 Recombinant 联系 adeno 的病毒被产生。1x 10 (12 )联系 adeno 的病毒的 vg 在肝的正式就职的时候通过门注射被管理纤维变性。结果:有由 rAAV/HO-1 的 HO-1 的在表示上的老鼠肝显著地增加了的调节以一种稳定的方式的 HO 酶的活动。微榴状的肝硬化的开发显著地作为与控制相比在 rAAV/HO-1-transduced 动物被禁止。门静脉高血压显著地作为与控制相比在 rAAV/HO-1-transduced 动物被减少,而在收缩血压没有重要变化。这发现伴有激活的改进的肝生物化学,更少的渗透的巨噬细胞和更少在 rAAV/HO-1-transduced 肝的肝的星形细胞(HSC ) 。结论:改进惊讶在肝的活动压制肝硬化的发展。Tung-Yu Tsui Chi-Keung Lau Jian Ma Gabriel Glockzin Aiman Obed Hans J Schlitt Sheung-Tat Fan 2006World Journal of Gastroenterology2006,12,13:9
6DYNAMIC RESOURCE ALLOCATION FOR EFFICIENT PATIENT SCHEDULING: A DATA-DRIVEN APPROACH显示文摘有效职员 rostering 并且遇见门诊病人需求的耐心的安排是一项很复杂、动态的任务。由于受欢迎的变化和专家可获得性,专家分配一定很灵活、非近视。医药专家典型地在亚专门化被限制,服务几个病人组织并且是在对诊所和操作空间的耐心的访问的链的关键资源(或) 。克服一个近视看法一次离开安排的约会,当分配关键资源到不同的耐心的组时,我们通过耐心的约会的链探讨耐心的流动。我们在场到花名同活动和病人的专家的自动分配的一条新、数据驱动的算法的途径组织。由他们的很自然,简化数学模型不能捕获对被建模的系统特征的复杂性。在我们的途径,到他们的日常活动的专家的分配对过去和现在的关键资源可获得性,以及到过去的资源分配灵活、应答。在花名同活动的可变性活跃地被最小化,以便提高供应链流动。与用实验数据的申请盒子的分离事件的模拟,我们说明我们的途径怎么改进耐心的服务水平(SL,病人的百分比服务了在时间上) 象一样等待时间(天) ,没有在资源能力的变化。Monique Bakker Kwok-Leung Tsui 2017Journal of Systems Science and Systems Engineering2017,26,4:8
7Comparisons of voided urine cytology, nuclear matrix protein-22 and bladder tumor associated antigen tests for bladder cancer of geriatric male patients in Taiwan, China显示文摘瞄准:为了比较膀胱肿瘤的结果,联系了抗原(BTA TRAK ) ,原子矩阵蛋白质 22 (NMP 22 ) 并且在检测膀胱癌症的 voided 尿细胞学(VUC ) 。方法:135 老男性和在这研究注册的 50 个健康志愿者的一个总数被分类进三个组:(ⅰ) 有膀胱癌症的 93 个病人;(ⅱ) 有尿良性的条件的 42 个病人;并且(ⅲ) 50 个健康志愿者。BTA TRAK 和 NMP 22 工具包被用来检测膀胱癌症。Voided 尿细胞学被用来比较屏蔽测试的敏感和特性。结果:细胞学, BTA TRAK 和 NMP 22 的敏感和特性是 24% 和 97% , 51% 和 73% , 78% 和 73% 分别地。NMP 22 的水平增加了,肿瘤分级。BTA TRAK 工具包在屏蔽测试之中有最低敏感。有最好的敏感的 NMP 22 能是到为评估膀胱癌症的细胞学的附属物。结论:NMP 22 测试与比 BTA TRAK 分级膀胱癌症有更好的关联。因为细胞学单位典型地不在医院里或在门诊病人诊所是可得到的, NMP 22 可能是为屏蔽膀胱癌症的一个有希望的工具。Ke-Hung Tsui Shao-Ming Chen Ta-Ming Wang Horng-Heng Juang Chien-Lun Chen Guang-Huan Sun Phei-Lang Chang 2007Asian Journal of Andrology2007,9,5:7
8Association of nucleophosmin/B23 with bladder cancer recurrence based on immunohistochemical assessment in clinical samples显示文摘目的: 与膀胱癌 recurrence.Methods 调查 nucleophosmin/B23 表示的可能的关联: 将切除得通过手术的膀胱肿瘤上演了磅 a 到 pT4 被学习组织的 immunohistochemistry.The 为 nucleophosmin/B23 表示检验由通过手术在 Chang Gung 对待的 132 个连续病人组成了在 1998 年 12 月和 1999 年 11 月之间的纪念物医院。平均数列在后面在上面是 72 个月(range:48-84 月).Results : 染色的原子 nucleophosmin/B23 在 96% 晚期和糟糕区分的肿瘤被检测。更高的 nucleophosmin/B23 层次被连接到复发的更先进的肿瘤阶段,等级,差的预后,和可能性(P < 0.05 ) 。艇长多,变量分析为肿瘤作为独立指示物显示了 nucleophosmrn/B23 表示复发(P=0.009 ).Conclusion : 结果建议 nucleophosmin/B23 是有利预示的指示物因为膀胱 cancer.Nucleophosmin/B23 能是为预言膀胱癌症的一个有用分子的肿瘤标记复发。Ke-hung TSUI Homg-heng JUANG Tsong-hai LEE Phei-lang CHANG Chien-lun CHEN Benjamin Yat-ming YUNG 2008Acta Pharmacologica Sinica2008,29,3:7
9Current and future molecular diagnostics in colorectal cancer and colorectal adenoma显示文摘Colorectal cancer(CRC)is one of the most prevalent cancers in developed countries.On the other hand,CRC is also one of the most curable cancers if it is detected in early stages through regular colonoscopy or sigmoidoscopy.Since CRC develops slowly from precancerous lesions,early detection can reduce both the incidence and mortality of the disease.Fecal occult blood test is a widely used non-invasive screening tool for CRC.Although fecal occult blood test is simple and cost-effective in screening CRC,there is room for improvement in terms of the accuracy of the test.Genetic dysregulations have been found to play an important role in CRC development.With better understanding of the molecular basis of CRC,there is a growing expectation on the development of diagnostic tests based on more sensitive and specific molecular markers and those tests may provide a breakthrough to the limitations of current screening tests for CRC.In this review,the molecular basis of CRC development,the characteristics and applications of different non-invasive molecular biomarkers,as well as the technologies available for the detection were discussed.This review intended to provide a summary on the current and future molecular diagnostics in CRC and its pre-malignant state,colorectal adenoma.Andy Hin-Fung Tsang Ka-Ho Cheng Apple Siu-Ping Wong Simon Siu-Man Ng Brigette Buig-Yue Ma Charles Ming-Lok Chan Nancy Bo-Yin Tsui Lawrence Wing-Chi Chan Benjamin Yat-Ming Yung Sze-Chuen Cesar Wong 2014World Journal of Gastroenterology2014,20,14:7
10MODIFIED SCHEME BASED ON SEMI-ANALYTIC APPROACH FOR COMPUTING NON-PROBABILISTIC RELIABILITY INDEX显示文摘A new computation scheme proposed to tackle commensurate problems is developed by modifying the semi-analytic approach for minimizing computational complexity. Using the proposed scheme, the limit state equations, usually referred to as the failure surface, are obtained from transformation of an interval variable to a normalized one. In order to minimize the computational cost, two algorithms for optimizing the calculation steps have been proposed. The monotonicity of the objective function can be determined from narrowing the scope of interval variables in normalized infinite space by incorporating the algorithms into the computational scheme. Two examples are used to illustrate the operation and computational efficiency of the approach. The results of these examples show that the proposed algorithms can greatly reduce the computation complexity without sacrificing the computational accuracy. The advantage of the proposed scheme can be even more efficient for analyzing sophistic structures.Xuyong Chen Chak-yin Tang Chi-pong Tsui Jianping Fan 2010Acta Mechanica Solida Sinica2010,23,2:5
11Manganese antagonizes iron blocking mitochondrial aconitase expression in human prostate carcinoma cells显示文摘瞄准:在 mitochondrial 乌头酸酶(妈反对) 的规定调查锰的可能的角色活动人前列腺癌房间线 PC-3 房间。方法:人的前列腺癌房间线 PC-3 房间的妈反对酶的活动用减少的菸碱腺嘌被决定联合 dinucleotide 的试金。Immunoblot 和短暂基因表示试金被用来学习妈反对的基因表示。为基因表示的通常认为的反应元素与指导地点的傻瓜发育不全和电泳活动性移动试金用记者试金被识别。结果:在试管内学习表明为 16 h 的锰氯化物(MnCl2 ) 处理禁止了妈反对的酶的活动,它导致了柠檬酸盐用途的抑制和 PC-3 房间的房间增长。尽管从短暂基因表示试金的结果通过铁反应元素小径由近似 5 褶层在调整基因翻译上面显示出那个 MnCl2 处理,免疫污点和记者试金证明 MnCl2 处理禁止了妈反对的蛋白质和基因表示。这效果被合作处理与枸橼酸铁铵颠倒。有指导地点的傻瓜发育不全的另外的记者试金和电泳活动性移动试金建议在妈反对基因的倡导者的一个通常认为的金属反应元素在妈反对的基因表示上涉及 MnCl2 的规定。结论:这些调查结果建议那锰充当铁的一个对手,在前列腺破坏酶的活动和妈反对和柠檬酸盐新陈代谢的基因表示。Ke-Hung Tsui Phei-Lang Chang Horng-Heng Juang 2006Asian Journal of Andrology2006,8,3:4
12Primary Hepatolithiasis, Recurrent Pyogenic Cholangitis, and Oriental Cholangiohepatitis—A Tale of 3 Countries显示文摘Wilson M.S. Tsui Polly W.Y. Lam Wai-ki Lee Yiu-kay Chan 2011Advances in Anatomic Pathology2011,,4:4
13Synchronous primary carcinomas of the bladder and prostate显示文摘瞄准:为在台湾为膀胱癌症经历激进的 cystoprostatectomy 的病人决定前列腺的腺癌的发生。方法:组织学地为膀胱的过渡房间癌被证实的在台湾的 248 个病人的一个总数经历了 cystoprostatectomy。在 5 公里间隔的前列腺标本 sectioned 的组织病理学说的评估被执行。结果:248 个病人,(4.03%) 10 被发现有前列腺癌症。不受怀疑的前列腺癌症的 10 个盒子,八证明了在阶段 T1 或 T2,并且二在 T3 和 T4 分别地。在我们的膀胱癌症病人之中的顺便说一下发现的前列腺癌症的这率比在美国在类似的研究在膀胱癌症病人发现了看起来低。结论:尽管在在有膀胱癌症的台湾的病人的偶然的前列腺癌症的发生不在西方的国家与那相比高,我们建议数字直肠的检查和前列腺特定的抗原( PSA )是重要的与膀胱癌症为人屏蔽工具,特别为在台湾60岁以上的变老的那些。Sheng-Hui Lee Phei-Lang Chang Shao-Ming Chen Guang-Huan Sun Chien-Lun Chen Biing-Yir Shen Ya-Shen Wu Ke-Hung Tsui 2006Asian Journal of Andrology2006,8,3:4
14Discretionary-accruals models and audit qualifications显示文摘Eli Bartov Ferdinand A. Gul Judy S.L. Tsui 2001Journal of Accounting and Economics2001,,3:4
15The Influence of Relational Demography and Guanxi: The Chinese Case显示文摘Jiing-Lih Farh Anne S. Tsui Katherine Xin Bor-Shiuan Cheng 1998Organization Science1998,,4:4
16Utilization of the Accident & Emergency Departments by Chinese elderly in Hong Kong显示文摘BACKGROUND: The epidemiological data on elderly patients attending Accident and Emergency Departments(AEDs) in Hong Kong is lacking. The study aimed to examine the epidemiology of geriatric patient visits to AEDs in Hong Kong, including demographic data and predictors of life-saving interventions(LSI) and admission.METHODS: A retrospective cross-sectional study of geriatric patients older than 64 years old attending three AEDs during the year 2012, with a sample of 1 200 patient visits recruited. The data were retrieved from the medical records of the respective hospitals. Descriptive characteristics of the visits were provided. Multivariate logistic regression was performed to evaluate the predictors of LSI and hospital admission.RESULTS: The mean age of the patients was 79.1 years. Totally 49.7% of the patients were male. 'Diseases of the respiratory system' was the commonest diagnosis in AEDs as well as that required admission. The admission rate was 56.8%. Logistic regression demonstrated that dependent activity of daily living(ADL), arrival by ambulance, and the higher number of co-morbidities were predictors of LSI, while advanced age, dependent ADL, institutionalized patients, arrival by ambulance, and higher number of co-morbidities were predictors of hospital admission.CONCLUSIONS: Ageing population is creating an imminent burden on the emergency service in Hong Kong. Previously unavailable epidemiological information about geriatric attendance to AEDs was described. This forms the basis for development of future studies concerning the medical services on this specific group of patients.Wai Lam Yip Kit Ling Fan Chun Tat Lui Ling Pong Leung Fu Ng Kwok Leung Tsui 2015World Journal of Emergency Medicine2015,6,4:3
17Non-invasive versus invasive mechanical ventilation for respiratory failure in severe acute respiratory syndrome显示文摘Background Severe acute respiratory syndrome is frequently complicated by respiratory failure requiringventilatory support.We aimed to compare the efficacy of non-invasive ventilation against invasive mechanicalventilation treating respiratory failure in this disease.Methods Retrospective analysis was conducted on all respiratory failure patients identified from the HongKong Hospital Authority Severe Acute Respiratory Syndrome Database.Intubation rate, mortality and secondaryoutcome of a hospital utilizing non-invasive ventilation under standard infection control conditions ( NIVHospital) were compared against13 hospitals using solely invasive ventilation (IMVHospitals).Multiple logisticregression analyses with adjustments for confounding variables were performed to test for association betweenoutcomes and hospital groups.Results Both hospital groups had comparable demographics and clinical profiles, but NIV Hospital (42patients) had higher lactate dehydrogenase ratio and worse radiographic score on admission and ribavirin-corticosteroid commencement.Compared to IMV Hospitals (451 patients), NIV Hospital had lower adjustedodds ratios for intubation (0.36, 95% CI 0.164 -0.791,P=0.011) and death (0.235, 95% CI 0.077 -0.716,P=0.011), and improved earlier after pulsed steroid rescue.There were no instances of transmission ofsevere acute respiratory syndrome among health care workers due to the use of non-invasive ventilation.Conclusion Compared to invasive mechanical ventilation, non-invasive ventilation as initial ventilatory supportfor acute respiratory failure in the presence of severe acute respiratory syndrome appeared to be associated withreduced intubation need and mortality.Loretta YC Yam Alfred YF Chan Thomas MT Cheung Eva LH Tsui Jane CK Chan Vivian CW Wong 2005Chinese Medical Journal2005,,17:3
18基于图像处理的储粮低密度虫害监测系统的设计与验证显示文摘为解决高害虫密度储粮处理成本昂贵和现有监测系统实时性和移动性不足等问题,采用Web技术,结合自主设计的粮虫诱捕器,建立了储粮低密度虫害实时监测系统。树莓派控制诱捕器采集害虫图像并进行图像处理得到图像中害虫的数量,再将数据传至云端服务器,用户通过Web客户端获取历史以及实时的害虫图像和害虫数量。在实验室用该系统监测了赤拟谷盗密度为0.5、1、2、3、4、5头/kg的稻谷,通过系统捕获第一只害虫的时间来评价其灵敏度,24 h内对害虫的捕捉率验证系统用于低密度虫害监测的可行性,并以人工直接计数结果为参考计算了系统计数的准确率,结果表明:系统灵敏度高,在低密度害虫条件下对害虫的捕捉率高于61.98%且诱捕器捕捉的害虫数与稻谷中的害虫总数存在显著线性关系,系统计数准确率为90.26%。因此,该系统可用于低密度虫害的实时监测。罗慧 马海乐 王洋 CAMEO TSUI 潘忠礼 RAGAB GEBREIL 2019现代食品科技2019,35,10:3
19On Tension Failure of 2-D Rock Specimens and Associated Acoustic Emission显示文摘L. G. Tham H. Liu C. A. Tang P. K. K. Lee Y. Tsui 2005Rock Mechanics and Rock Engineering2005,,:3
20Cystic meconium peritonitis with jejunoileal atresia:Is it associated with unfavorable outcome?显示文摘AIM To compare the outcome between patients with jejunoileal atresia(JIA) associated with cystic meconium peritonitis(CMP) and patients with isolated JIA(JIA without CMP).METHODS A retrospective study was conducted for all neonates with JIA operated in our institute from January 2005 to January 2016.Demographics including the gestation age,sex,birth weight,age at operation,the presence of associated syndrome was recorded.Clinical outcome including the type of operation performed,operative time,the need for reoperation and mortality were studied.The demographics and the outcome between the 2 groups were compared.RESULTS During the study period,53 neonates had JIA underwent operation in our institute.Seventeen neonates(32%) were associated with CMP.There was no statistical difference on the demographics in the two groups.Patients with CMP had earlier operation than patients with isolated JIA(mean 1.4 d vs 3 d,P = 0.038).Primaryanastomosis was performed in 16 patients(94%) with CMP and 30 patients(83%) with isolated JIA(P = 0.269).Patients with CMP had longer operation(mean 190 min vs 154 min,P = 0.004).There were no statistical difference the need for reoperation(3 vs 6,P = 0.606) and mortality(2 vs 1,P = 0.269) between the two groups.CONCLUSION Primary intestinal anastomosis can be performed in94% of patients with JIA associated with CMP.Although patients with CMP had longer operative time,the mortality and reoperation rates were low and were comparable to patients with isolated JIA.Kin Wai Edwin Chan Kim Hung Lee Hei Yi Vicky Wong Siu Yan Bess Tsui Yuen Shan Wong Kit Yi Kristine Pang Jennifer Wai Cheung Mou Yuk Him Tam 2017World Journal of Clinical Pediatrics2017,6,1:3
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