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Enhancing the functionality of augmented reality using deep learning,semantic web and knowledge graphs:A review

Visual Informatics 2020年第1期4卷 32-42页

作者： georgios lampropoulos Euclid Keramopoulos Konstantinos Diamantaras Department of Information and Electronic Engineering International Hellenic UniversityThessalonikiGreece

The growth rates of today’s societies and the rapid advances in technology have led to the need for access to dynamic,adaptive and personalized information in real *** reality provides prompt access to rapidly flowing information which becomes meaningful and‘‘alive’’as it is embedded in the appropriate spatial and time *** reality provides new ways for users to interact with both the physical and digital world in real ***,the digitization of everyday life has led to an exponential increase of data volume and consequently,not only have new requirements and challenges been created but also new opportunities and potentials have *** graphs and semantic web technologies exploit the data increase and web content representation to provide semantically interconnected and interrelated information,while deep learning technology offers novel solutions and applications in various *** aim of this study is to present how augmented reality functions and services can be enhanced when integrating deep learning,semantic web and knowledge graphs and to showcase the potentials their combination can provide in developing contemporary,user-friendly and user-centered intelligent ***,we briefly describe the concept of augmented reality and mixed reality and present deep learning,semantic web and knowledge graphs ***,based on our literature review,we present and analyze related studies regarding the development of augmented reality applications and systems that utilize these ***,after discussing how the integration of deep learning,semantic web and knowledge graphs into augmented reality enhances the quality of experience and quality of service of augmented reality applications to facilitate and improve users’everyday life,conclusions and suggestions for future research and studies are given.

关键词： Augmented reality Machine learning Deep learning Semantic web Knowledge graph Human computer interaction

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Mean nocturnal baseline impedance in gastro-esophageal reflux disease diagnosis:Should we strictly follow the Lyon 2 Consensus?

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World Journal of Gastroenterology 2024年第26期30卷 3253-3256页

作者： Theodoros A Voulgaris georgios P Karamanolis Department of Gastroenterology School of MedicineNational and Kapodistrian University of AthensAthens 11527Greece

Clinical practice guidelines drive clinical practice and clinicians rely to them when trying to answer their most common *** of the most important position papers in the field of gastro-esophageal reflux disease(GERD)is the one produced by the Lyon *** an updated second version has been *** nocturnal baseline impedance(MNBI)was proposed by the first Consensus to act as supportive evidence for GERD *** a cut-off of 2292 Ohms was proposed,a value revised in the second *** updated Consensus recommended that an MNBI2500 Ohms can be used to refute *** proposed cut-offs move in the correct direction by diminishing the original cut-off,nevertheless they arise from a study of normal subjects where cut-offs were provided by measuring the mean value±2SD and not in symptomatic ***,data exist that even symptomatic patients with inconclusive disease or reflux hypersensitivity(RH)show lower MNBI values in comparison to normal subjects or patients with functional heartburn(FH).Moreover,according to the data,MNBI,even among symptomatic patients,is affected by age and body mass ***,various studies have proposed different cut-offs by using receiver operating characteristic curve analysis even lower than the one ***,no information is given for patients submitted to on-proton pump inhibitors pH-impedance studies even if new and extremely important data now ***,even if MNBI is an extremely important tool when trying to approach patients with reflux symptoms and could distinguish conclusive GERD from RH or FH,its values should be interpreted with caution.

关键词： Mean nocturnal baseline impedance Gastro-esophageal reflux disease Lyon 2 Consensus pH-impedance Diagnosis

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Colorectal cancer screening: Modalities and adherence

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World Journal of Gastroenterology 2024年第24期30卷 3048-3051页

作者： georgios Metaxas Athena Papachristou Martha Stathaki Department of Surgery Elena Venizelou HospitalAthens 11521Greece

In the last decade,several studies have explored various modalities and strategies for colorectal cancer(CRC)screening,taking into account epidemiological data,individual characteristics,and socioeconomic *** this editorial,we comment further on a retrospective study by Agatsuma et al published in the recent issue of the World Journal of *** focus is on screening trends,particularly in relation to efforts to improve the currently suboptimal uptake among the general population worldwide,aiming to enhance early diagnosis rates of *** is a need to raise awareness through health edu-cation programs and to consider the use of readily available,non-invasive screening *** strategies are crucial for attracting screen-eligible populations to participate in first-line screening,especially those in high-or average-risk groups and in regions with limited *** biopsies and biomarkers represent rapidly evolving trends in screening and diagnosis;however,their clinical relevance has yet to be standardized.

关键词： Colorectal cancer Screening test High-risk group Strategies Biomarker Liquid biopsy Screening adherence

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Artificial kidney: Challenges and opportunities

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World Journal of Transplantation 2024年第1期14卷 42-47页

作者： Filippos F Karageorgos Stavros Neiros Konstantina-Eleni Karakasi Stella Vasileiadou georgios Katsanos Nikolaos Antoniadis georgios Tsoulfas Department of Transplantation Surgery Center for Research and Innovation in Solid Organ TransplantationAristotle University School of MedicineThessaloniki 54642Greece

This review aims to present the developments occurring in the field of artificial organs and particularly focuses on the presentation of developments in artificial *** challenges for biomedical engineering involved in overcoming the potential difficulties are showcased,as well as the importance of interdisciplinary collaboration in this marriage of medicine and *** this review,modern artificial kidneys and the research efforts trying to provide and promise artificial kidneys are *** what are the problems faced by each technology and to what extent is the effort enough to date?

关键词： Artificial kidney Implantable kidney Hemodialysis Peritoneal dialysis Endstage kidney disease

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Critical considerations for the management of acute abdomen in transplant patients

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World Journal of Transplantation 2024年第2期14卷 8-12页

作者： Efstathios T Pavlidis georgios Katsanos Athanasios Kofinas georgios Tsoulfas Ioannis N Galanis Theodoros E Pavlidis The 2^(nd)Department of Propaedeutic Surgery Hippokration General HospitalSchool of MedicineAristotle University of ThessalonikiThessaloniki 54642Greece Department of Transplantation Surgery Center for Research and Innovation in Solid Organ TransplantationAristotle University of ThessalonikiSchool of MedicineThessaloniki 54642Greece

The number of solid organ transplantations performed annually is increasing and are increasing in the following order:Kidney,liver,heart,lung,pancreas,small bowel,and uterine ***,the outcomes of transplants are impro-ving(organ survival>90%after the 1st year).Therefore,there is a high probability that a general surgeon will be faced with the management of a transplant patient with acute *** problems in immunocompromised patients may not only include graft-related problems but also nongraft-related *** perioperative regulation of immunosuppression,the treatment of accompanying problems of immunosuppression,the administration of cortisol and,above all,the realization of a rapidly deteriorating situation and the accurate evaluation and interpretation of clinical manifestations are particularly important in these *** perioperative assessment and preparation includes evaluation of the patient’s cardiovascular system and determining if the patient has hypertension or suppression of the hypothalamic-pituitary-adrenal axis,or if the patient has had any coagulation mechanism abnormalities or thromboembolic *** in transplant patients is associated with the use of calci-neurin inhibitors,corticosteroids,and antiproliferation *** times,the clinical picture is atypical,resulting in delays in diagnosis and treatment and leading to increased morbidity and *** computed tomo-graphy is of utmost importance for early diagnosis and *** recipients are prone to infections,especially specific infections caused by cytomegalovirus and Clostridium difficile,and they are predisposed to intraop-erative or postoperative complications that require great care and *** is necessary to follow evidence-based therapeutic ***,it is required that the clinician choose the correct therapeutic plan for the patient(conservative,emergency open surgery or minimally invasive s

关键词： Acute abdomen Abdominal emergency surgery Transplantation Immunocompromised patients Immuno-suppression Posttransplantation surgery

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Incidence,Risk Factors,and Prognosis of Patients with Hepatocellular Carcinoma and Brain Metastases

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Current Medical Science 2024年第1期44卷 180-186页

作者： Jin-cheng FENG Ying HE georgios Polychronidis Jian XIN Shen YOU Jun XIONG Department of Liver Transplantation Union HospitalTongji Medical CollegeHuazhong University of Science and TechnologyWuhan430022China Key Laboratory of Transplant Engineering and Immunology Laboratory of Liver TransplantationFrontiers Science Center for Disease-Related Molecular NetworkWest China HospitalSichuan UniversityChengdu 610041China Department of General Visceral and Transplant SurgeryUniversity of HeidelbergIm Neuenheimer Feld 110Heidelberg 69120Germany Department of Hepatobiliary and Pancreatic Surgery Fujian Provincial HospitalFuzhou 350001China

Objective Brain metastases significantly impact the clinical course of patients with hepatocellular carcinoma(HCC).This study aimed to examine the age-related incidence,demographics,and survival of patients with HCC and brain *** Data of HCC patients from 2010 to 2015 in the Surveillance,Epidemiology,and End Results(SEER)Registry were screened for the presence of brain *** were stratified by age and *** logistic and Cox regression analyses were used to identify factors associated with brain metastases and those with overall survival(OS)and liver cancer-specific survival(CSS),*** A total of 141 HCC patients presenting with brain metastases were identified,accounting for 0.35% of all HCC patients and 2.37% of patients with metastatic *** all HCC patients,the incidence rate was the highest among patients aged 30-49 years old(0.47%).Ethnicity was not associated with the presence of brain metastases at the time of HCC ***,African-American patients presented with a significantly lower disease-specific survival[median time:1 month;interquartile range(IQR):0-3.0 months].Initial lung or bone metastasis was independently associated with an increased risk of the presence of brain metastases[odds ratio(OR):12.62,95% confidence interval(CI):8.40-18.97]but was not associated with a worse OS or CSS among those with brain *** This study identified the age-related incidence and risk factors of brain metastases in HCC *** results may contribute to the consideration of brain screening among patients with initial metastatic HCC with lung or bone metastases,and influence the counseling of this patient population regarding their prognosis.

关键词： brain metastases hepatocellular carcinoma age-related incidence cancer-specific survival overall survival

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Mechanisms of shoulder trauma: Current concepts

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World Journal of Orthopedics 2024年第1期15卷 11-21页

作者： Konstantinos Mastrantonakis Athanasios Karvountzis Christos K Yiannakopoulos georgios Kalinterakis Department of Orthopedic General Hospital of RethymnonRethymnon 73100CreteGreece 1^(st)Orthopedic Department Naval Hospital of AthensAthens 11521Greece Department of Orthopaedic Surgery National and Kapodistrian University of AthensAthens 11527Greece

Acute traumatic injuries to the glenohumeral articulation are *** types of injuries depend on age,muscle strength,bone density,and biomechanics of the traumatic *** the different mechanisms of trauma and how they affect the functional anatomical structures of the shoulder joint is crucial for the treatment of these ***,when clinicians have knowledge of these mechanisms they can accurately diagnose and treat shoulder pathology and predict distinct injury ***,we have described the fundamentals of the mechanisms of injury of the glenohumeral dislocation,dislocation with fracture of the humeral head,and the proximal humerus *** have focused on common injury mechanisms and the correlation with radiological *** and laboratory findings of distinct types of injury were also discussed.

关键词： Mechanism Hill-Sachs Shoulder dislocation Proximal humerus fracture Shoulder biomechanics

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Smarter in the city?Lizards from urban and semi-natural habitats do not differ in a cognitive task in two syntopic species

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Current Zoology 2024年第3期70卷 361-370页

作者： Isabel Damas-Moreira Birgit Szabo georgios Drosopoulos Carolin Stober Duje Lisičić Barbara A.Caspers Department of Behavioural Ecology Bielefeld University33615Germany Division of Behavioural Ecology University of Bern3032Switzerland Department of Biology University of Zagreb10000Croatia Joint Institute of Individualisation in a Changing Environment(JICE) University of Münster and Bielefeld University33615Germany

Urbanization occurs at a global scale,imposing dramatic and abrupt environmental changes that lead to biodiversity ***,some animal species can handle these changes,and thrive in such artifcial *** possible explanation is that urban individuals are equipped with better cognitive abilities,but most studies have focused on birds and mammals and yielded varied *** have received much less attention,despite some lizard species being common city *** Italian wall lizard,Podarcis siculus,and the common wall lizard,Podarcis muralis,are two successful lizards in anthropogenic habitats that thrive in urban *** test for differences in a cognitive skill between urban and semi-natural environments,we investigated inhibitory control through a detour task in syntopic populations of the two species,across 249 lizards that were tested in partially artifcial feld *** inhibitory control is considered essential for higher degrees of cognitive fexibility and other higher-level cognitive *** this task,we confronted lizards with a transparent barrier,separating them from a desired shelter area that they could only reach by controlling their impulse to go straight and instead detour the *** found no differences between lizards in urban and semi-natural environments,nor between species,but females overall performed better than ***,48%of the lizards in our study did not perform a correct trial in any of the 5 trials,hinting at the diffculty of the task for these *** study is among the frst to address lizard cognition,through their inhibitory control,as a potential explanation for success in cities and highlights one should be careful with assuming that urban animals generally have enhanced cognitive performance,as it might be taxa,task,or condition dependent.

关键词： Podarcis siculus Podarcis muralis Behavior Cognition Detour task Reptile.

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Experimental models of high-risk bowel anastomosis in rats:A systematic review

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World Journal of Experimental Medicine 2024年第2期14卷 114-131页

作者： georgios Ntampakis Manousos-georgios Pramateftakis Elissavet Anestiadou Stefanos Bitsianis Orestis Ioannidis Chryssa Bekiari George Koliakos Maria Karakota Anastasia Tsakona Angeliki Cheva Stamatios Angelopoulos Fourth Department of Surgery Medical SchoolAristotle University of ThessalonikiThessaloniki 57010Greece Laboratory of Anatomy and Histology School of Veterinary MedicineFaculty of Health SciencesAristotle University of ThessalonikiThessaloniki 54124Greece Experimental and Research Center Papageorgiou General Hospital of ThessalonikiThessaloniki 56403Greece Laboratory of Biochemistry Faculty of MedicineAristotle University of ThessalonikiThessaloniki 54124Greece Department of Pathology Faculty of MedicineAristotle University of ThessalonikiThessaloniki 54124Greece

BACKGROUND Anastomotic leaks remain one of the most dreaded complications in gastrointestinal surgery causing significant morbidity,that negatively affect the patients’quality of *** studies play an important role in understanding the pathophysiological background of anastomotic healing and there are still many fields that require further *** drawn from these studies can lead to interventions or techniques that can reduce the risk of anastomotic leak in patients with high-risk *** the advances in experimental protocols and techniques,designing a high-quality study is still challenging for the investigators as there is a plethora of different models *** To review current state of the art for experimental protocols in high-risk anastomosis in *** This systematic review was performed according to The Preferred Reporting Items for Systematic Reviews and Meta-Analyses *** identify eligible studies,a comprehensive literature search was performed in the electronic databases PubMed(MEDLINE)and Scopus,covering the period from conception until 18 October *** From our search strategy 102 studies were included and were categorized based on the mechanism used to create a high-risk *** of assessing anastomotic healing were extracted and were individually *** Anastomotic healing studies have evolved over the last decades,but the findings are yet to be translated into human *** is a need for high-quality,well-designed studies that will help to the better understanding of the pathophysiology of anastomotic healing and the effects of various interventions.

关键词： High-risk anastomosis Rats Experimental models Bowel Colon Anastomotic leak Colon resection Inflammatory bowel disease Intra-abdominal sepsis Bursting pressure

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Antifungal pipeline:Is there light at the end of the tunnel?

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World Journal of Clinical Cases 2024年第16期12卷 2686-2691页

作者： georgios Schinas Nikolaos Spernovasilis Karolina Akinosoglou Department of Medicine University of PatrasPatras 26504Greece Department of Infectious Diseases German Oncology CenterLimassol 4108Cyprus

The misuse and overuse of classic antifungals have accelerated the development of resistance mechanisms,diminishing the efficacy of established therapeutic pathways and necessitating a shift towards alternative *** this pressing need for new treatments,the antifungal drug pipeline has been largely stagnant for the past three decades,primarily due to the high risks and costs associated with antifungal drug development,compounded by uncertain market *** research durations,special patient populations and rigorous regulatory demands pose significant barriers to bringing novel antifungal agents to *** response,the“push-pull”incentive model has emerged as a vital strategy to invigorate the pipeline and encourage *** editorial critically examines the current clinical landscape and spotlights emerging antifungal agents,such as Fosmanogepix,Ibrexafungerp,and Olorofim,while also unraveling the multifaceted challenges faced in new antifungal drug *** generation of novel antifungals offers a beacon of hope in the battle against antimicrobial resistance,but it is premature to declare them as definitive *** future role hinges on thorough clinical validation,costeffectiveness assessments,and continuous post-marketing *** through strategic implementation and integration with market strategies we can transform the landscape of antifungal development,addressing both the resistance crisis and the treatment challenges.

关键词： Antifungals Resistance Fosmanogepix Ibrexafungerp Olorofim

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