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A Hybrid Multi-Hazard Susceptibility Assessment Model for a Basin in Elazig Province,Türkiye

International Journal of Disaster Risk Science 2023年第2期14卷 326-341页

作者： gizem karakas Sultan Kocaman Candan Gokceoglu Graduate School of Science and Engineering Hacettepe University06800BeytepeAnkaraTurkey Department of Geomatics Engineering Hacettepe University06800BeytepeAnkaraTurkey Department of Geological Engineering Hacettepe University06800BeytepeAnkaraTurkey

Preparation of accurate and up-to-date susceptibility maps at the regional scale is mandatory for disaster mitigation,site selection,and planning in areas prone to multiple natural *** this study,we proposed a novel multi-hazard susceptibility assessment approach that combines expert-based and supervised machine learning methods for landslide,flood,and earthquake hazard assessments for a basin in Elazig Province,Tü*** produce the landslide susceptibility map,an ensemble machine learning algorithm,random forest,was chosen because of its known performance in similar *** modified analytical hierarchical process method was used to produce the flood susceptibility map by using factor scores that were defined specifically for the area in the *** seismic hazard was assessed using ground motion parameters based on Arias intensity *** univariate maps were synthesized with a Mamdani fuzzy inference system using membership functions designated by *** results show that the random forest provided an overall accuracy of 92.3%for landslide susceptibility *** the study area,41.24%were found prone to multi-hazards(probability value>50%),but the southern parts of the study area are more *** proposed model is suitable for multi-hazard susceptibility assessment at a regional scale although expert intervention may be required for optimizing the algorithms.

关键词： Earthquakes Floods Fuzzy inference systems Landslides Multi-hazard susceptibility assessment Random forest Türkiye

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World Journal of Clinical Cases 2022年第19期10卷 6722-6727页

作者： Aysegul Gencer gizem Ozcibik Fatma Gulsum karakas Ismail Sarbay Sebnem Batur Sermin Borekci Akif Turna Department of Pulmonary Diseases Istanbul University-CerrahpasaCerrahpasa Medical Faculty CampusIstanbul 34098Turkey Department of Thoracic Surgery Istanbul University-CerrahpasaCerrahpasa Medical FacultyIstanbul 34098Turkey Department of Pathology Istanbul University-CerrahpasaCerrahpasa Medical FacultyIstanbul 34098Turkey

BACKGROUND Pulmonary Langerhans cell histiocytosis(PLCH)is a rare cystic lung disease usually affecting young *** is predicted that PLCH is a lung tumor precursor associated with dysfunction of the myeloid dendritic cells in the *** SUMMARY A 70-year-old male patient presented with chronic cough and *** had symptoms for 5 years and described shortness of breath on exertion for the previous 3 *** had a 60 packs/year smoking *** tomography of the thorax revealed an 11-mm nodule in the right lung lower lobe superior segment and a 7-mm nodule in the right lung lower lobe poster basal *** two nodules were resected by means of right thoracoscopic *** evaluation revealed a squamous cell carcinoma and *** Coexistent squamous cell carcinoma and PLCH suggest possible association between PLCH and lung cancer.

关键词： Pulmonary Langerhans cell histiocytosis Lung cancer Squamous cell carcinoma BRAF Mitogen-activated protein kinase Case report

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