search engine

搜索引擎
  • 文章类型: Journal Article
    基于人工智能(AI)的文本生成器,例如ChatGPT(OpenAI)和GoogleBard(现在的GoogleGemini),在预测单词和回答各种问题方面表现出熟练的能力。然而,他们在回答临床查询方面的表现尚未得到很好的评估.此比较分析旨在评估ChatGPT和GoogleGemini在解决临床问题方面的能力。
    进行了与ChatGPT和GoogleGemini的单独互动,以获得对临床问题的回答,PosposeinaPICOT(patient,干预,比较,结果,时间)格式。为了确定AI聊天机器人提供的信息的准确性,对全文进行了彻底的审查。
    尽管ChatGPT在生成书目信息时表现出相对的准确性,它在临床内容上显示出一些不一致之处。相反,GoogleGemini生成的引文和摘要完全是捏造的。
    尽管生成的响应可能看起来可信,这两种基于人工智能的工具都表现出事实不准确,引起人们对其作为潜在临床信息来源的可靠性的严重担忧。[J护士教育。2024;63(8):556-559。].
    UNASSIGNED: Artificial intelligence (AI)-based text generators, such as ChatGPT (OpenAI) and Google Bard (now Google Gemini), have demonstrated proficiency in predicting words and providing responses to various questions. However, their performance in answering clinical queries has not been well assessed. This comparative analysis aimed to assess the capabilities of ChatGPT and Google Gemini in addressing clinical questions.
    UNASSIGNED: Separate interactions with ChatGPT and Google Gemini were conducted to obtain responses to the clinical question, posed in a PICOT (patient, intervention, comparison, outcome, time) format. To ascertain the accuracy of the information provided by the AI chat bots, a thorough examination of full-text articles was conducted.
    UNASSIGNED: Although ChatGPT exhibited relative accuracy in generating bibliographic information, it displayed some inconsistencies in clinical content. Conversely, Google Gemini generated citations and summaries that were entirely fabricated.
    UNASSIGNED: Despite generating responses that may appear credible, both AI-based tools exhibited factual inaccuracies, raising substantial concerns about their reliability as potential sources of clinical information. [J Nurs Educ. 2024;63(8):556-559.].
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  • 文章类型: Journal Article
    背景:结核病(TB)负担和结核病的漏报仍然是印度尼西亚的主要健康挑战。人们对互联网的兴趣正在广泛增长,2017年引入结核病强制性电子通知系统引起了公众的兴趣,以利用有关印度尼西亚结核病信息的数字痕迹。
    目的:量化实施强制性结核病通知系统前后Google趋势数据与印尼结核病监测数据之间的相关性。
    方法:使用Google趋势搜索结核病信息。我们使用了两组时间序列数据,包括在启动TB通知系统之前和之后。Pearson的相关性用于衡量结核病搜索词和官方结核病报告之间的相关性。
    结果:移动平均图显示了2017年后TB信息与TB报告的线性模式。皮尔逊相关性估计结核病定义的相关性很高,结核病症状,以及R值范围为0.97至-1.00(p≤0.05)的官方结核病报告,2016年后结核病信息搜索呈现增加趋势。
    结论:Google趋势数据可以描述公众对结核病流行的兴趣。需要验证信息搜索行为,以倡导在印度尼西亚实施Google趋势的结核病数字监控。
    BACKGROUND: Tuberculosis (TB) burden and the underreporting of TB remain major health challenges in Indonesia. Interest in the internet is growing extensively, and the introduction of the TB mandatory electronic notification system in 2017 engaged the public\'s interest to leverage digital traces regarding TB information in Indonesia.
    OBJECTIVE: To quantify the correlation between Google Trends data and Indonesian TB surveillance data before and after the implementation of a mandatory TB notification system.
    METHODS: Google Trends searches on TB information were used. We used two sets of time series data, including before and after the launch of the TB notification system. Pearson\'s correlation was used to measure the correlation between TB search terms and official TB reports.
    RESULTS: The moving average graph showed a linear pattern of TB information with TB reports after 2017. Pearson\'s correlation estimated a high correlation for TB definition, TB symptoms, and official TB reports with an R-value range of 0.97 to -1.00 (p ≤ 0.05) and showed an increasing trend in TB information searching after 2016.
    CONCLUSIONS: Google Trends data can depict public interest in the TB epidemic. Validation of information-searching behavior is required to advocate the implementation of Google Trends for TB digital surveillance in Indonesia.
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  • 文章类型: Journal Article
    为了设计有效的疫苗政策,政策制定者需要关于谁接种过疫苗的详细数据,谁在坚持,以及为什么。然而,美国现有数据不足:报告的疫苗接种率往往延迟或不够精细,对疫苗犹豫的调查受到高层次问题和自我报告偏见的限制。在这里,我们展示了搜索引擎日志和机器学习如何帮助填补这些空白。使用2021年2月至8月的匿名Bing数据。首先,我们开发了一种疫苗意向分类器,可以准确检测用户何时在Bing上寻找COVID-19疫苗。我们的分类器与CDC疫苗接种率非常吻合,在CDC报告前1-2周,并估计更精细的ZIP级别利率,揭示了疫苗寻找中的局部异质性。为了研究疫苗的犹豫,我们使用分类器来识别两组,疫苗早期采用者和疫苗保留者。我们发现坚持者,与协变量匹配的早期采用者相比,67%的人更有可能点击不受信任的新闻网站,更关心疫苗的需求,发展,疫苗神话即使在坚持中,集群出现时对疫苗有不同的关注和开放性。最后,我们探索疫苗关注和疫苗寻找的时间动态,并发现关键指标可以预测个人何时从坚持到寻求疫苗。
    To design effective vaccine policies, policymakers need detailed data about who has been vaccinated, who is holding out, and why. However, existing data in the US are insufficient: reported vaccination rates are often delayed or not granular enough, and surveys of vaccine hesitancy are limited by high-level questions and self-report biases. Here we show how search engine logs and machine learning can help to fill these gaps, using anonymized Bing data from February to August 2021. First, we develop a vaccine intent classifier that accurately detects when a user is seeking the COVID-19 vaccine on Bing. Our classifier demonstrates strong agreement with CDC vaccination rates, while preceding CDC reporting by 1-2 weeks, and estimates more granular ZIP-level rates, revealing local heterogeneity in vaccine seeking. To study vaccine hesitancy, we use our classifier to identify two groups, vaccine early adopters and vaccine holdouts. We find that holdouts, compared to early adopters matched on covariates, are 67% likelier to click on untrusted news sites, and are much more concerned about vaccine requirements, development, and vaccine myths. Even within holdouts, clusters emerge with different concerns and openness to the vaccine. Finally, we explore the temporal dynamics of vaccine concerns and vaccine seeking, and find that key indicators predict when individuals convert from holding out to seeking the vaccine.
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  • 文章类型: Journal Article
    暂无摘要。
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  • 文章类型: Journal Article
    背景:自杀死亡率一直在上升,让理解风险因素变得越来越重要。在接触明确的自杀相关媒体时,例如新闻报道中的手段描述或耸人听闻的虚构写照,已知会增加人口自杀率,不知道自杀网站论坛,经常宣传或促进有关致命自杀手段的信息,与自杀死亡的总体变化或特定方式有关。
    目的:这项研究旨在估计在美国,随着时间的推移,谷歌搜索已知自杀网络论坛的频率和内容与自杀死亡的关联。按年龄,性别,和死亡的手段。
    方法:2010年1月至2021年12月期间,针对常见自杀网站名称的全国每月Google搜索数据是从GoogleHealthTrendsAPI(应用程序编程接口)中提取的。自杀死亡是使用CDC(疾病控制和预防中心)国家生命统计系统(NVSS)确定的。并确定了3种主要死亡方式(中毒,窒息,和枪支)。然后使用分布式滞后非线性模型(DLNMs)来估计Google搜索次数与自杀死亡率之间的滞后关联,按年龄分层,性别,和手段,并调整了一个月。敏感性分析,包括使用自回归综合移动平均(ARIMA)建模方法,也进行了。
    结果:在美国,自杀网站搜索率增加的几个月中,有更多记录的青少年和成年人因故意中毒和窒息而死亡。例如,青少年和青少年(10~24岁)的中毒自杀风险为1.79倍(95%CI1.06~3.03),与0次搜索相比,每10百万人中有22次搜索.在25-64岁的成年人中,中毒自杀的风险是1.10(95%CI1.03-1.16)倍,在搜索达到9/10万后1个月,而0搜索。我们还观察到,搜索率的增加与青少年枪支自杀死亡人数减少有关,青少年的时间滞后3个月。这些模型对敏感性测试是稳健的。
    结论:虽然需要更多的分析,这些发现暗示了自杀网站访问量增加与自杀死亡人数增加之间的关联,特别是中毒和窒息死亡。这些发现强调需要进一步调查包含潜在危险信息的地点及其与自杀死亡的关联,因为它们可能会影响弱势群体。
    BACKGROUND:  The rate of suicide death has been increasing, making understanding risk factors of growing importance. While exposure to explicit suicide-related media, such as description of means in news reports or sensationalized fictional portrayal, is known to increase population suicide rates, it is not known whether prosuicide website forums, which often promote or facilitate information about fatal suicide means, are related to change in suicide deaths overall or by specific means.
    OBJECTIVE:  This study aimed to estimate the association of the frequency of Google searches of known prosuicide web forums and content with death by suicide over time in the United States, by age, sex, and means of death.
    METHODS:  National monthly Google search data for names of common prosuicide websites between January 2010 and December 2021 were extracted from Google Health Trends API (application programming interface). Suicide deaths were identified using the CDC (Centers for Disease Control and Prevention) National Vital Statistics System (NVSS), and 3 primary means of death were identified (poisoning, suffocation, and firearm). Distributed lag nonlinear models (DLNMs) were then used to estimate the lagged association between the number of Google searches on suicide mortality, stratified by age, sex, and means, and adjusted for month. Sensitivity analyses, including using autoregressive integrated moving average (ARIMA) modeling approaches, were also conducted.
    RESULTS:  Months in the United States in which search rates for prosuicide websites increased had more documented deaths by intentional poisoning and suffocation among both adolescents and adults. For example, the risk of poisoning suicide among youth and young adults (age 10-24 years) was 1.79 (95% CI 1.06-3.03) times higher in months with 22 searches per 10 million as compared to 0 searches. The risk of poisoning suicide among adults aged 25-64 was 1.10 (95% CI 1.03-1.16) times higher 1 month after searches reached 9 per 10 million compared with 0 searches. We also observed that increased search rates were associated with fewer youth suicide deaths by firearms with a 3-month time lag for adolescents. These models were robust to sensitivity tests.
    CONCLUSIONS:  Although more analysis is needed, the findings are suggestive of an association between increased prosuicide website access and increased suicide deaths, specifically deaths by poisoning and suffocation. These findings emphasize the need to further investigate sites containing potentially dangerous information and their associations with deaths by suicide, as they may affect vulnerable individuals.
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  • 文章类型: Journal Article
    目的:通过在医学主题词(MeSH)中添加新的健康社会决定因素(SDoH)术语,提高和评估PubMed搜索结果的质量。
    方法:高优先级的SDoH术语和定义是从权威来源整理的,根据出版频率策划,并由主题专家提炼。描述性分析用于调查PubMed搜索细节和最佳匹配结果如何受到添加到MeSH的SDoH概念的影响。三个信息检索指标(Precision,回想一下,和F度量)用于定量评估PubMed搜索结果的准确性。使用自然语言处理管道将更新前和更新后的文档聚集到主题区域中,和SDoH相关性评估。
    结果:将35个SDoH术语添加到MeSH中,可以获得更准确的搜索词算法翻译和更可靠的最佳匹配结果。精度,回想一下,更新后结果的F指标显着高于更新前结果的F指标。在更新后搜索中,属于SDoH群集的检索出版物的百分比明显高于更新前搜索。
    结论:该评估证实,在MeSH中加入新的SDoH术语可以导致PubMed搜索检索的定性和定量增强。它展示了为MeSH索引提出新术语的方法和影响。它为行为和社会科学研究(BSSR)领域的未来努力提供了基础。
    结论:改善MeSH中BSSR术语的表示可以改善PubMed搜索结果,从而提高研究人员和临床医生建立和利用累积BSSR知识库的能力。
    OBJECTIVE: To enhance and evaluate the quality of PubMed search results for Social Determinants of Health (SDoH) through the addition of new SDoH terms to Medical Subject Headings (MeSH).
    METHODS: High priority SDoH terms and definitions were collated from authoritative sources, curated based on publication frequencies, and refined by subject matter experts. Descriptive analyses were used to investigate how PubMed search details and best match results were affected by the addition of SDoH concepts to MeSH. Three information retrieval metrics (Precision, Recall, and F measure) were used to quantitatively assess the accuracy of PubMed search results. Pre- and post-update documents were clustered into topic areas using a Natural Language Processing pipeline, and SDoH relevancy assessed.
    RESULTS: Addition of 35 SDoH terms to MeSH resulted in more accurate algorithmic translations of search terms and more reliable best match results. The Precision, Recall, and F measures of post-update results were significantly higher than those of pre-update results. The percentage of retrieved publications belonging to SDoH clusters was significantly greater in the post- than pre-update searches.
    CONCLUSIONS: This evaluation confirms that inclusion of new SDoH terms in MeSH can lead to qualitative and quantitative enhancements in PubMed search retrievals. It demonstrates the methodology for and impact of suggesting new terms for MeSH indexing. It provides a foundation for future efforts across behavioral and social science research (BSSR) domains.
    CONCLUSIONS: Improving the representation of BSSR terminology in MeSH can improve PubMed search results, thereby enhancing the ability of investigators and clinicians to build and utilize a cumulative BSSR knowledge base.
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  • 文章类型: Journal Article
    分析了Google趋势数据,以评估2010年至2022年儿科眼科和斜视术语的搜索趋势。平均搜索量最高的是“懒惰的眼睛,\"\"斜视,“和”视力疗法。“弱视”的搜索量最低。这些数据突出了了解在线资源在医疗保健和患者教育中的利用的重要性。[J.眼睛斜视.2024;61(4):e39-e42。].
    Google Trends data were analyzed to assess search trends for pediatric ophthalmology and strabismus terms from 2010 to 2022. The highest average search volumes were \"lazy eye,\" \"strabismus,\" and \"vision therapy.\" \"Amblyopia\" had the lowest search volume. These data highlight the importance of understanding the utilization of online resources in health care and patient education. [J Pediatr Ophthalmol Strabismus. 2024;61(4):e39-e42.].
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  • 文章类型: Journal Article
    全球对姑息治疗的需求正在增加,然而,明显的缺乏意识继续对其广泛采用构成重大障碍。使用像Google趋势这样的数字工具可以帮助衡量公众对特定主题的兴趣。从2010年1月1日至2023年5月10日,我们使用Google趋势对与姑息治疗相关的术语进行了系统搜索。结果按位置过滤,包括全球和拉丁美洲国家。我们发现与姑息治疗相关的术语搜索在全球范围内有所增加,2022年12月的高峰与巴西足球运动员贝利的死亡有关。像巴西这样的国家,墨西哥,哥伦比亚反映了这一趋势,而阿根廷和秘鲁等其他国家则没有。拉丁美洲对姑息治疗的兴趣正在上升,尽管地区差异显著。
    The demand for palliative care is increasing globally, yet a notable lack of awareness continues to present a significant obstacle to its widespread adoption. The use of digital tools like Google Trends can help gauging public interest in specific topics. We used Google Trends to conduct a systematic search of terms related to palliative care from January 1, 2010, to May 10, 2023. The results were filtered by location, including worldwide and Latin American countries. We found a global increase in searches for terms related to palliative care, with a peak in December 2022 associated with the death of Brazilian footballer Pelé. Countries like Brazil, Mexico, and Colombia mirrored this trend, while others like Argentina and Peru did not. Interest in palliative care is on the rise in Latin America, albeit with notable regional variations.
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  • 文章类型: Journal Article
    蛋白质组学,研究生物系统中的蛋白质,近年来取得了显著进步,随着蛋白质同工型检测成为下一个主要领域之一。主要挑战之一是由于大数据中的蛋白质推断问题和蛋白质错误发现率估计挑战,实现必要的肽和蛋白质覆盖以自信地区分同种型。在这一章中,我们描述了人工智能辅助肽属性预测在Oktoberfest数据库搜索引擎评分中的应用,一种被证明有效的方法,特别是对于复杂的样本和广泛的搜索空间,这可以大大提高肽的覆盖率。Further,它说明了一种通过PickedGroupFDR方法增加同工型覆盖率的方法,该方法旨在应用于大型数据时表现出色。提供了真实世界的例子来说明工具在重新评分的背景下的效用,蛋白质分组,和错误发现率估计。通过实施这些尖端技术,研究人员可以实现肽和同工型覆盖率的大幅增加,从而在他们的研究中释放了蛋白质同工型检测的潜力,并揭示了它们在生物过程中的作用和功能。
    Proteomics, the study of proteins within biological systems, has seen remarkable advancements in recent years, with protein isoform detection emerging as one of the next major frontiers. One of the primary challenges is achieving the necessary peptide and protein coverage to confidently differentiate isoforms as a result of the protein inference problem and protein false discovery rate estimation challenge in large data. In this chapter, we describe the application of artificial intelligence-assisted peptide property prediction for database search engine rescoring by Oktoberfest, an approach that has proven effective, particularly for complex samples and extensive search spaces, which can greatly increase peptide coverage. Further, it illustrates a method for increasing isoform coverage by the PickedGroupFDR approach that is designed to excel when applied on large data. Real-world examples are provided to illustrate the utility of the tools in the context of rescoring, protein grouping, and false discovery rate estimation. By implementing these cutting-edge techniques, researchers can achieve a substantial increase in both peptide and isoform coverage, thus unlocking the potential of protein isoform detection in their studies and shedding light on their roles and functions in biological processes.
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  • 文章类型: Journal Article
    质谱(MS)数据的复杂性和体积的增加为蛋白质组学数据分析和解释带来了新的挑战和机遇。在这一章中,我们为机器学习(ML)训练的MS数据转换提供了全面的指导,推断,和应用。本章分为三个部分。第一部分描述了基于MS的实验所需的数据分析,以及对我们的深度学习模型SpeCollate的一般介绍-我们将在整个章节中使用该模型进行说明。本章的第二部分探讨了MS数据的转换进行推理,为用户提供从MS数据中推断肽的分步指南。本节旨在通过详细说明数据准备和解释的必要步骤来弥合数据采集与实际应用之间的差距。在最后一部分,我们提出了一个SpeCollate的示范例子,基于深度学习的肽数据库搜索引擎,通过生成光谱和肽的联合嵌入,克服了理论光谱的简单模拟和肽-光谱匹配的启发式评分函数的问题。SpeCollate是一个用户友好的工具,具有直观的命令行界面来执行搜索,展示了前面章节中讨论的技术和方法的有效性,并强调了机器学习在质谱数据分析背景下的潜力。通过全面概述数据转换,推断,和ML模型在质谱分析中的应用,本章旨在使研究人员和从业人员能够利用机器学习的力量来解锁新的见解并推动基于质谱的组学领域的创新。
    The increasing complexity and volume of mass spectrometry (MS) data have presented new challenges and opportunities for proteomics data analysis and interpretation. In this chapter, we provide a comprehensive guide to transforming MS data for machine learning (ML) training, inference, and applications. The chapter is organized into three parts. The first part describes the data analysis needed for MS-based experiments and a general introduction to our deep learning model SpeCollate-which we will use throughout the chapter for illustration. The second part of the chapter explores the transformation of MS data for inference, providing a step-by-step guide for users to deduce peptides from their MS data. This section aims to bridge the gap between data acquisition and practical applications by detailing the necessary steps for data preparation and interpretation. In the final part, we present a demonstrative example of SpeCollate, a deep learning-based peptide database search engine that overcomes the problems of simplistic simulation of theoretical spectra and heuristic scoring functions for peptide-spectrum matches by generating joint embeddings for spectra and peptides. SpeCollate is a user-friendly tool with an intuitive command-line interface to perform the search, showcasing the effectiveness of the techniques and methodologies discussed in the earlier sections and highlighting the potential of machine learning in the context of mass spectrometry data analysis. By offering a comprehensive overview of data transformation, inference, and ML model applications for mass spectrometry, this chapter aims to empower researchers and practitioners in leveraging the power of machine learning to unlock novel insights and drive innovation in the field of mass spectrometry-based omics.
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