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  • 文章类型: Journal Article
    本研究的目的是系统分析其发展趋势,研究热点,通过文献计量学方法对脊髓刺激治疗神经性疼痛(NP)的未来发展方向进行了展望。我们从WebofScience数据库中提取了2004年1月至2023年12月与脊髓刺激治疗NP相关的文献。因此,共检索到264篇。通过分析每年发表的文章,作者,国家,机构,期刊,共同引用的文献,和关键词,我们发现该领域的出版物数量一直在总体增长,过去5年的出版物占总产量的42%。美国和英国的专家在这一领域做出了重大贡献,建立了稳定的协作团队,初步建立国际合作网络。疼痛是该领域经常被引用的期刊。脊髓刺激治疗NP的研究尤其是脊髓刺激治疗背部手术失败综合征(FBSS)的研究及其潜在机制是该领域的研究热点。而高频脊髓刺激和脊髓爆裂刺激等新范式的研究代表了未来的发展方向。总之,脊髓刺激已成为治疗NP的有效方法。脊髓刺激的新范式是该领域未来研究的重点。
    The purpose of this study is to systematically analyze the development trend, research hotspots, and future development direction on the treatment of neuropathic pain (NP) with spinal cord stimulation through bibliometric method. We extracted the literature related to the treatment of NP with spinal cord stimulation from January 2004 to December 2023 from the Web of Science database. As a result, a total of 264 articles were retrieved. By analyzing the annual published articles, authors, countries, institutions, journals, co-cited literature, and keywords, we found that the count of publication in this field has been experiencing an overall growth, and the publications within the past 5 years accounted for 42% of the total output. Experts from the United States and the UK have made significant contributions in this field and established a stable collaborative team, initially establishing an international cooperation network. Pain is the frequently cited journal in this field. The study on spinal cord stimulation therapy for NP especially the study on spinal cord stimulation therapy for back surgery failure syndrome (FBSS) and its potential mechanisms are the research hotspots in this field, while the study on novel paradigms such as high-frequency spinal cord stimulation and spinal cord burst stimulation represents the future development directions. In short, spinal cord stimulation has been an effective treatment method for NP. The novel paradigms of spinal cord stimulation are the key point of future research in this field.
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  • 文章类型: Journal Article
    偏头痛是全球公共卫生问题,影响社会和个人福祉。降钙素基因相关肽(CGRP),一种关键的神经肽,对理解偏头痛的发病机制具有重要的研究价值。CGRP受体拮抗剂和靶向CGRP或其受体的单克隆抗体已显示出降低偏头痛频率和严重程度的功效。提出了一种有希望的治疗方法。本研究旨在进行全面的文献计量分析,以分析现状,研究趋势,以及CGRP在偏头痛中的未来方向。
    文献计量工具,包括CiteSpace,VOSviewer,等。,用于从2004年至2023年12月31日的WebofScience核心收藏数据库(WOSCC)中提取和总结与偏头痛中CGRP相关的出版物。分析的重点是年度出版物的趋势,领先的国家/地区和机构,著名的期刊和参考文献,有影响力的作家,和领域中的高频关键词。
    这项研究共纳入1,821篇文章和评论,涉及来自64个国家/地区的1,315个组织的5,180名作者。到2023年12月31日,这些出版物分布在362种期刊上,累计引用56,999篇。在偏头痛CGRP的年度出版物中观察到了增加的趋势。美国在出版物和引文方面都是领先的国家,学术PeterGoadsby贡献了最多的出版物。哥本哈根大学是出版物最多的机构,而脑痛症成为最有影响力的期刊。被引用最多的论文是JesOlesen的“降钙素基因相关肽受体拮抗剂BIBN4096BS用于偏头痛的急性治疗”,发表在《新英语医学杂志》上。关键词频率分析揭示了流行的术语,如“偏头痛,\"\"CGRP,“和”发作性偏头痛,“以及由包括“试用”在内的关键字代表的新兴主题,单克隆抗体,预防性治疗,\"和\"安全。\"
    CGRP在偏头痛发病机制中至关重要,有一个强大的研究基础来探索它的作用。美国在偏头痛CGRP方面的研究成果处于领先地位。研究CGRP及其受体在偏头痛中的作用机制仍然是人们关注的关键领域,特别关注信号通路。未来的研究应着眼于确定用于偏头痛治疗的CGRP拮抗剂途径中的关键治疗靶标。
    UNASSIGNED: Migraine is a global public health concern, affecting both social and individual well-being. Calcitonin gene-related peptide (CGRP), a crucial neuropeptide, holds important research value in understanding migraine pathogenesis. CGRP receptor antagonists and monoclonal antibodies that target CGRP or its receptors have shown efficacy in reducing migraine frequency and severity, presenting a promising therapeutic approach. This study aimed to conduct a comprehensive bibliometric analysis to analyze the current state, research trends, and future directions of CGRP in migraine.
    UNASSIGNED: Bibliometric tools including CiteSpace, VOSviewer, etc., were utilized to extract and summarize publications related to CGRP in migraine from the Web of Science Core Collection Database (WOSCC) between 2004 and 2023, as of December 31, 2023. The analysis focused on trends in annual publications, leading countries/regions and institutions, prominent journals and references, influential authors, and high-frequency keywords in the field.
    UNASSIGNED: A total of 1,821 articles and reviews involving 5,180 authors from 1,315 organizations across 64 countries were included in the study. These publications were distributed across 362 journals and accumulated 56,999 citations by December 31, 2023. An increasing trend was observed in annual publications on CGRP in migraine. The United States emerged as the leading nation in both publications and citations, with academic Peter Goadsby contributing the highest number of publications. The University of Copenhagen stood out as the institution with the most publications, and Cephalalgia emerged as the most influential journal. The most cited paper identified was \"Calcitonin gene-related peptide receptor antagonist BIBN4096BS for the acute treatment of migraine\" by Jes Olesen, published in the New Engl Med. Keyword frequency analysis revealed prevalent terms such as \"migraine,\" \"CGRP,\" and \"episodic migraine,\" along with emerging topics represented by keywords including \"trial,\" \"monoclonal antibodies,\" \"preventive treatment,\" and \"safety.\"
    UNASSIGNED: CGRP is pivotal in migraine pathogenesis, and there is a robust research foundation exploring its role. The US leads in research output on CGRP in migraine. Investigating the mechanism of CGRP and its receptor in migraine remains a key area of interest, particularly focusing on signaling pathways. Future research should target identifying critical therapeutic targets in CGRP antagonist pathways for migraine treatment.
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  • 文章类型: Journal Article
    在这项研究中,目标是开发一种检测和分类水体中有机磷农药(OPP)的方法。为每种有机磷农药制备了65个不同浓度的样品,即毒死蜱,乙酰甲胺磷,甲基对硫磷,敌百虫,敌敌畏,profenofos,马拉硫磷,乐果,fenthion,和辛硫磷,分别。首先,所有样品的光谱数据均使用紫外可见光谱仪获得。其次,五种预处理方法,六种流形学习方法,并利用五种机器学习算法建立了识别水体中OPP的检测模型。研究结果表明,在使用卷积平滑+一阶导数(SG+FD)预处理的数据上训练的机器学习模型的准确性优于在使用其他方法预处理的数据上训练的模型。反向传播神经网络(BPNN)模型的准确率最高,达到99.95%,其次是支持向量机(SVM)和卷积神经网络(CNN)模型,均为99.92%。极限学习机(ELM)和K最近邻(KNN)模型的准确率分别为99.84%和99.81%。分别。为了降维的目的,将流形学习算法应用于全波长数据集之后,然后将数据在前三个维度中可视化。结果表明,t-分布式域嵌入(t-SNE)算法具有良好的性能,表现出相似簇的密集聚类和不同簇的清晰分类。SGFD-t-SNE-SVM在性能方面在特征提取模型中排名最高。特征提取维数为4,平均分类准确率为99.98%,与全波长模型相比,这略微提高了预测性能。如这项研究所示,紫外-可见(UV-visible)光谱系统结合t-SNE和SVM算法可以有效地识别和分类水体中的OPP。
    In this study, the goal was to develop a method for detecting and classifying organophosphorus pesticides (OPPs) in bodies of water. Sixty-five samples with different concentrations were prepared for each of the organophosphorus pesticides, namely chlorpyrifos, acephate, parathion-methyl, trichlorphon, dichlorvos, profenofos, malathion, dimethoate, fenthion, and phoxim, respectively. Firstly, the spectral data of all the samples was obtained using a UV-visible spectrometer. Secondly, five preprocessing methods, six manifold learning methods, and five machine learning algorithms were utilized to build detection models for identifying OPPs in water bodies. The findings indicate that the accuracy of machine learning models trained on data preprocessed using convolutional smoothing + first-order derivatives (SG + FD) outperforms that of models trained on data preprocessed using other methods. The backpropagation neural network (BPNN) model exhibited the highest accuracy rate at 99.95%, followed by the support vector machine (SVM) and convolutional neural network (CNN) models, both at 99.92%. The extreme learning machine (ELM) and K-nearest neighbors (KNN) models demonstrated accuracy rates of 99.84% and 99.81%, respectively. Following the application of a manifold learning algorithm to the full-wavelength data set for the purpose of dimensionality reduction, the data was then visualized in the first three dimensions. The results demonstrate that the t-distributed domain embedding (t-SNE) algorithm is superior, exhibiting dense clustering of similar clusters and clear classification of dissimilar ones. SG + FD-t-SNE-SVM ranks highest among the feature extraction models in terms of performance. The feature extraction dimension was set to 4, and the average classification accuracy was 99.98%, which slightly improved the prediction performance over the full-wavelength model. As shown in this study, the ultraviolet-visible (UV-visible) spectroscopy system combined with the t-SNE and SVM algorithms can effectively identify and classify OPPs in waterbodies.
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  • 文章类型: Journal Article
    治疗性单克隆抗体(mAb)在不同的临床适应症中显示出有希望的结果,包括但不限于移植排斥,癌症,和最近的自身免疫性疾病。认识到科学界迫切需要快速,轻松地获取有关单克隆抗体(mAb)的可靠信息,IMGT®,国际ImMunoGeneTics信息系统®,提供了独特而宝贵的资源:IMGT/mAb-DB,一个全面的治疗性单克隆抗体数据库,可通过用户友好的Web界面访问。然而,这种方法限制了更复杂的查询,并将信息与其他数据库隔离。
    要将IMGT/mAb-DB与其余IMGT数据库连接,我们创建了IMGT/mAb-KG,连接到IMGT结构和基因组学数据库的治疗性单克隆抗体的知识图谱。IMGT/mAb-KG使用最有效的语义网方法和标准开发,并从IMGT/mAb-DB获取数据。关于互操作性,IMGT/mAb-KG重复使用来自生物医学资源的术语,并连接到相关资源。
    2024年2月,IMGT/mAb-KG,包括总共139,629个三胞胎,提供对1,489单克隆抗体的访问,大约500个目标,和500多个临床适应症。它提供了对单克隆抗体作用机制的详细见解,他们的建筑,以及他们的各种产品和相关研究。链接到其他资源,如Thera-SAbDab(治疗性结构抗体数据库),PharmGKB(关于遗传变异对药物反应影响的综合资源管理知识),PubMed,和HGNC(HUGO基因命名委员会),IMGT/mAb-KG是mAb开发的重要资源。用户友好的Web界面有助于探索和分析IMGT/mAb-KG的内容。
    UNASSIGNED: Therapeutic monoclonal antibodies (mAbs) have demonstrated promising outcomes in diverse clinical indications, including but not limited to graft rejection, cancer, and autoimmune diseases lately.Recognizing the crucial need for the scientific community to quickly and easily access dependable information on monoclonal antibodies (mAbs), IMGT®, the international ImMunoGeneTics information system®, provides a unique and invaluable resource: IMGT/mAb-DB, a comprehensive database of therapeutic mAbs, accessible via a user-friendly web interface. However, this approach restricts more sophisticated queries and segregates information from other databases.
    UNASSIGNED: To connect IMGT/mAb-DB with the rest of the IMGT databases, we created IMGT/mAb-KG, a knowledge graph for therapeutic monoclonal antibodies connected to IMGT structures and genomics databases. IMGT/mAb-KG is developed using the most effective methodologies and standards of semantic web and acquires data from IMGT/mAb-DB. Concerning interoperability, IMGT/mAb-KG reuses terms from biomedical resources and is connected to related resources.
    UNASSIGNED: In February 2024, IMGT/mAb-KG, encompassing a total of 139,629 triplets, provides access to 1,489 mAbs, approximately 500 targets, and over 500 clinical indications. It offers detailed insights into the mechanisms of action of mAbs, their construction, and their various products and associated studies. Linked to other resources such as Thera-SAbDab (Therapeutic Structural Antibody Database), PharmGKB (a comprehensive resource curating knowledge on the impact of genetic variation on drug response), PubMed, and HGNC (HUGO Gene Nomenclature Committee), IMGT/mAb-KG is an essential resource for mAb development. A user-friendly web interface facilitates the exploration and analyse of the content of IMGT/mAb-KG.
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  • 文章类型: Journal Article
    基于单细胞测序探索淋巴结癌的不同分子和临床病理特征可以揭示癌症的肿瘤间异质性,为早期诊断提供新思路,癌症的治疗和预后分析。
    热点,全球科学产出的特点,并使用我们的文献计量分析确定了2011年至2024年与癌症相关的单细胞序列的前沿。搜索2011年至2024年之间发表的与癌症相关的单细胞序列的WebofScienceCoreCollection(WOSCC)数据库。根据期刊,关键词,记录数,从属关系,引文,和国家,我们进行了文献计量分析。通过使用从WOSCC收集的数据,地理分布是可视化的,关键字,从属关系,并进行了作者聚类分析,和共同引用的参考文献进行了审查,并进行了描述性分析。
    从分析来看,得出的结论是,共发现了2011年至2024年间发表的6189篇文章。免疫学前沿是该研究领域出版物最多的领先期刊。为热点确定的五个集群包括免疫疗法,单细胞RNA测序,肝细胞癌,扩散,基因表达最频繁。Journals,国家,组织,提取了全球贡献最大和引用最多的出版物的学者。研究主要集中在空间转录组学上,泛癌症分析,肝细胞癌等。
    单细胞测序在肿瘤诊断中起着重要作用,治疗和预后。
    UNASSIGNED: Exploring the different molecular and clinicopathological features of nodal cancer based on single cell sequencing can reveal the intertumoral heterogeneity in cancer, and provide new ideas for early diagnosis, treatment and prognosis analysis of cancer.
    UNASSIGNED: The hotspots, the features of worldwide scientific output, and the frontiers concerning single cell sequence related to cancer from 2011 to 2024 were determined using our bibliometric analysis. Web of Science Core Collection (WOSCC) database was searched for publications on single cell sequence associated with cancer that were published between 2011 and 2024. According to the journals, keywords, number of records, affiliations, citations, and countries, we conducted a bibliometric analysis. With the use of the data gathered from the WOSCC, geographic distribution was visualized, keyword, affiliation, and author cluster analyses were conducted, and co-cited references were reviewed and a descriptive analysis was also performed.
    UNASSIGNED: From the analysis, it was concluded that 6189 articles that were published between 2011 and 2024 in total were identified. Frontiers in immunology is the leading journal with the most publications in field of the research. The five clusters that were identified for hotspots included immunotherapy, single-cell RNA sequencing, hepatocellular carcinoma, proliferation, gene expression appeared the most frequently. Journals, nations, organizations, scholars with most contribution and most referenced publications globally were extracted. Studies have mostly concentrated on the spatial transcriptomics, pan-cancer analysis, hepatocellular carcinoma et al.
    UNASSIGNED: Single-cell sequencing plays a significant role in tumor diagnosis, treatment and prognosis.
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  • 文章类型: Journal Article
    通过查阅T细胞与变应性鼻炎领域的相关文献,我们确定了发展状况,研究热点,研究前沿观点,为研究者和临床工作者提供参考。
    方法:应用WebofScienceCoreCollection(WoSCC)获得了2003年至2023年与T细胞和过敏性鼻炎(AR)相关的研究,并使用CiteSpace6.1分析了从这些研究中提取的信息。R6和VOSviewer1.6.18。
    结果:总计,从WoSCC收集了1585篇文章,时间定在2003年至2023年之间。总的来说,越来越多的文章每年都在发表。出版物数量最多的国家和机构是中国(370,23.34%)和中山大学(34,2.15%)。这个领域最大的贡献者是达勒姆,来自英国的斯蒂芬·R(22,1.39%)。《过敏与临床免疫学杂志》发表了该领域最相关的论文(88,5.54%)。免疫疗法,Th细胞,炎症是近年来T细胞和过敏性鼻炎的研究热点。Pathway,模型,调节性T细胞(Treg细胞),调节性B细胞,免疫球蛋白E,先天淋巴样细胞是目前该领域的研究热点。
    结论:T细胞与变应性鼻炎领域发展迅速,许多国家在这一领域做出了重大贡献。该领域的大多数研究人员主要集中在免疫疗法上,Th细胞,和炎症。Pathway,模型,Treg细胞,调节性B细胞,免疫球蛋白E,先天淋巴细胞是当前研究的主要课题,预计该领域将有未来的发展。
    By reviewing the relevant literature in the field of T cell and allergic rhinitis, we determined the development status, study hotspots, and research frontiers viewpoints of this field to provide a reference for researchers and clinical workers.
    METHODS: Web of Science Core Collection (WoSCC) was applied to obtain the studies related to T cells and allergic rhinitis (AR) from 2003 to 2023, and the information extracted from these studies was analyzed using CiteSpace 6.1. R6 and VOSviewer 1.6.18.
    RESULTS: In total, 1585 articles were collected from WoSCC, with the time set between 2003 and 2023. Overall, a growing number of articles are being published annually. The countries and institutions with the maximum publications volume are China (370, 23.34 %) and Sun Yat-sen University (34, 2.15 %). The biggest contributor to the field was Durham, Stephen R. from the UK (22, 1.39 %). The Journal of Allergy and Clinical Immunology published the most related papers in the field (88, 5.54 %). Immunotherapy, Th cells, and inflammation were found to be the research hotspots in this area of T cells and allergic rhinitis in recent years. Pathway, model, Regulatory T cells (Treg cells), regulatory B cells, immunoglobulin E,and innate lymphoid cells were the current research hotspots in this field.
    CONCLUSIONS: The field of T cell and allergic rhinitis is developing rapidly, and many countries significantly contributed to this field. Most researchers in this field mainly focused on immunotherapy, Th cell, and inflammation. Pathway, model, Treg cell, regulatory B cell, immunoglobulin E,and innate lymphoid cells were the main subject of current research, and future development is expected to occur in this field.
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  • 文章类型: Journal Article
    目的:描述如何将标准成像实践中的知识转化为三维可视化技术,并用于子宫内膜异位症的手术计划和治疗。
    方法:三级护理学术中心。
    方法:描述了两个子宫内膜异位症患者的病例研究。
    方法:经阴道超声(1),磁共振成像,三维打印(2),在患者检查和准备过程中使用了三维虚拟现实建模(3)。三维建模由虚拟现实技术人员执行,并由受过团契训练的放射科医生验证准确性。对子宫内膜异位症进行手术治疗。
    结论:虽然专家经阴道超声和/或磁共振成像足以满足大多数情况,三维打印和虚拟现实建模是标准成像模式的新辅助。将二维图像渲染成三维表示允许用户与解剖结构交互,并且当被复杂病理扭曲时特别有用。这些技术有助于提高患者的理解和经验,并帮助医学学习者更好地掌握常规成像技术及其转化为骨盆解剖。最后,它增强了外科医生对骨盆结构之间关系的理解,允许加强手术计划和术中决策。正在进行进一步的研究以量化这些影响。
    OBJECTIVE: To describe how the knowledge from standard imaging practices can be translated into three-dimensional visualization techniques and utilized in the surgical planning and management of endometriosis.
    METHODS: Tertiary care academic centre.
    METHODS: Two case studies of patients with endometriosis are described.
    METHODS: Transvaginal ultrasound (1), magnetic resonance imaging, three-dimensional printing (2), and three-dimensional virtual reality modeling (3) were utilized during patient workup and preparation. Three-dimensional modeling was performed by a virtual reality technician and verified for accuracy by a fellowship trained radiologist. Surgical management for endometriosis was performed.
    CONCLUSIONS: While expert transvaginal ultrasound and/or magnetic resonance imaging suffice for the majority of cases, three-dimensional printing and virtual reality modeling are a novel adjunct to standard imaging modalities. Rendering two-dimensional images into a three-dimensional representation allows users to interact with the anatomy and is particularly useful when distorted by complex pathology. These techniques contributed to improved patient understanding and experience, and helped medical learners better grasp regular imaging techniques and its translation to pelvic anatomy. Last, it augmented surgeon comprehension of the relationship between the pelvic structures, allowing for enhanced surgical planning and intraoperative decision making. Further study is being performed to quantify these effects.
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  • 文章类型: Journal Article
    在废水处理中使用基于生物炭的催化剂已经付出了大量的努力。凭借其丰富的官能团和较高的比表面积,生物炭作为催化剂具有重要的前景。本文提出了一个全面的系统回顾和文献计量分析,涵盖了2009年至2024年期间,重点是通过生物炭催化恢复废水。生产,激活,彻底检查了用于生物炭的功能化技术。此外,先进技术的应用,如先进氧化工艺(AOPs),催化还原反应,并讨论了基于生物炭的生化驱动过程,重点阐明了生物炭的潜在机理以及表面官能团如何影响生物炭的催化性能。此外,利用生物炭的潜在缺点也被揭示出来。为了强调在这一研究领域取得的进展,并为未来的研究人员提供有价值的见解,使用CiteSpace和VOSviewer软件对595篇文章进行了科学计量分析。希望,这篇综述将加强对污染物处理中生物炭基催化剂的催化性能和机理的理解,同时为该领域未来的研究和开发工作提供视角和指导方针。
    A significant amount of effort has been devoted to the utilization of biochar-based catalysts in the treatment of wastewater. By virtue of its abundant functional groups and high specific surface area, biochar holds significant promise as a catalyst. This article presents a comprehensive systematic review and bibliometric analysis covering the period from 2009 to 2024, focusing on the restoration of wastewater through biochar catalysis. The production, activation, and functionalization techniques employed for biochar are thoroughly examined. In addition, the application of advanced technologies such as advanced oxidation processes (AOPs), catalytic reduction reactions, and biochemically driven processes based on biochar are discussed, with a focus on elucidating the underlying mechanisms and how surface functionalities influence the catalytic performance of biochar. Furthermore, the potential drawbacks of utilizing biochar are also brought to light. To emphasize the progress being made in this research field and provide valuable insights for future researchers, a scientometric analysis was conducted using CiteSpace and VOSviewer software on 595 articles. Hopefully, this review will enhance understanding of the catalytic performance and mechanisms pertaining to biochar-based catalysts in pollutant treatment while providing a perspective and guidelines for future research and development efforts in this area.
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  • 文章类型: Journal Article
    背景:医学知识图谱提供了可解释的决策支持,帮助临床医生提供及时的诊断和治疗建议。然而,在现实世界的临床实践中,患者前往不同的医院寻求各种医疗服务,导致不同医院的患者数据分散。由于数据安全问题,数据碎片化限制了知识图的应用,因为单医院数据无法为生成精确的决策支持和全面的解释提供完整的证据。研究知识图谱系统多中心集成的新方法,信息敏感的医疗环境,使用零散的患者记录进行决策支持,同时保持数据隐私和安全性。
    目的:本研究旨在提出一种面向电子健康记录(EHR)的知识图谱系统,用于与多中心零散的患者医疗数据进行协作推理,同时保护数据隐私。
    方法:该研究引入了EHR知识图谱框架和新的协作推理过程,用于利用多中心碎片信息。该系统部署在每个医院中,并使用统一的语义结构和观察医疗结果伙伴关系(OMOP)词汇来标准化本地EHR数据集。该系统将本地EHR数据转换为语义格式并执行语义推理以生成中间推理结果。生成的中间发现使用hypernym概念来分离原始医疗数据。中间发现和哈希加密的患者身份通过区块链网络进行同步。多中心中间发现进行了最终推理和临床决策支持,而无需收集原始EHR数据。
    结果:通过一项应用研究对该系统进行了评估,该研究涉及利用多中心片段化的EHR数据来提醒非肾脏病临床医生注意被忽略的慢性肾脏病(CKD)患者。该研究涵盖了3家医院的非肾病科1185名患者。患者至少访问了两家医院。其中,通过使用多中心EHR数据进行协作推理,确定124例患者符合CKD诊断标准,而单独来自个别医院的数据不能促进这些患者CKD的识别.临床医生的评估表明,78/91(86%)患者为CKD阳性。
    结论:所提出的系统能够有效地利用多中心片段化的EHR数据进行临床应用。应用研究显示了该系统具有迅速和全面的决策支持的临床优势。
    BACKGROUND: The medical knowledge graph provides explainable decision support, helping clinicians with prompt diagnosis and treatment suggestions. However, in real-world clinical practice, patients visit different hospitals seeking various medical services, resulting in fragmented patient data across hospitals. With data security issues, data fragmentation limits the application of knowledge graphs because single-hospital data cannot provide complete evidence for generating precise decision support and comprehensive explanations. It is important to study new methods for knowledge graph systems to integrate into multicenter, information-sensitive medical environments, using fragmented patient records for decision support while maintaining data privacy and security.
    OBJECTIVE: This study aims to propose an electronic health record (EHR)-oriented knowledge graph system for collaborative reasoning with multicenter fragmented patient medical data, all the while preserving data privacy.
    METHODS: The study introduced an EHR knowledge graph framework and a novel collaborative reasoning process for utilizing multicenter fragmented information. The system was deployed in each hospital and used a unified semantic structure and Observational Medical Outcomes Partnership (OMOP) vocabulary to standardize the local EHR data set. The system transforms local EHR data into semantic formats and performs semantic reasoning to generate intermediate reasoning findings. The generated intermediate findings used hypernym concepts to isolate original medical data. The intermediate findings and hash-encrypted patient identities were synchronized through a blockchain network. The multicenter intermediate findings were collaborated for final reasoning and clinical decision support without gathering original EHR data.
    RESULTS: The system underwent evaluation through an application study involving the utilization of multicenter fragmented EHR data to alert non-nephrology clinicians about overlooked patients with chronic kidney disease (CKD). The study covered 1185 patients in nonnephrology departments from 3 hospitals. The patients visited at least two of the hospitals. Of these, 124 patients were identified as meeting CKD diagnosis criteria through collaborative reasoning using multicenter EHR data, whereas the data from individual hospitals alone could not facilitate the identification of CKD in these patients. The assessment by clinicians indicated that 78/91 (86%) patients were CKD positive.
    CONCLUSIONS: The proposed system was able to effectively utilize multicenter fragmented EHR data for clinical application. The application study showed the clinical benefits of the system with prompt and comprehensive decision support.
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  • 文章类型: Journal Article
    2023年欧洲生物信息学质谱学会(EuBIC-MS)开发者大会于1月15日至1月20日召开,2023年,在提契诺州MonteVerità的国会斯特凡诺·弗朗辛,瑞士。参与者是从事计算质谱(MS)工作的科学家和开发人员,代谢组学,和蛋白质组学。为期5天的计划分为介绍性主题演讲和平行的黑客马拉松会议,重点是“蛋白质组学中的人工智能”,以刺激MS驱动的组学领域的未来方向。在后者中,参与者开发了生物信息学工具和资源,以满足社区的突出需求。黑客马拉松允许经验不足的参与者向更先进的计算MS专家学习,并积极为高度相关的研究项目做出贡献。通过改进数据分析和促进未来的研究,我们成功地产生了一些适用于蛋白质组学社区的新工具。
    The 2023 European Bioinformatics Community for Mass Spectrometry (EuBIC-MS) Developers Meeting was held from January 15th to January 20th, 2023, in Congressi Stefano Franscin at Monte Verità in Ticino, Switzerland. The participants were scientists and developers working in computational mass spectrometry (MS), metabolomics, and proteomics. The 5-day program was split between introductory keynote lectures and parallel hackathon sessions focusing on \"Artificial Intelligence in proteomics\" to stimulate future directions in the MS-driven omics areas. During the latter, the participants developed bioinformatics tools and resources addressing outstanding needs in the community. The hackathons allowed less experienced participants to learn from more advanced computational MS experts and actively contribute to highly relevant research projects. We successfully produced several new tools applicable to the proteomics community by improving data analysis and facilitating future research.
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