新闻 hao123 地图 视频 贴吧 登录 更多产品 关于百度 About Baidu ©2017 Baidu 使用百度前必读 意见反馈 京ICP证030173号
百度指数是以百度海量网民行为数据为基础的数据分享平台。在这里,你可以研究关键词搜索趋势、洞察网民兴趣和需求、监测舆情动向、定位受众特征。
我来试试 百度百科是众人参与可协作的网络百科全书,无论是创建词条、编辑现有词条,您都可以亲手为百度百科作出贡献。 编辑入门完善词条参加任务兑换奖品 特色词条 由百科资深用户编写集趣味与严谨于一身 查看详情 资深用户 百科资深核心用户探索之旅和荣誉殿堂 查看详情 数说科学 携手科普中国打造权威科普平台 查看详情...
文字提取解放双手的文档编辑神器来了! 手机端拍照提取文字后,可一键传输到电脑端进行复制编辑。 知道啦 百度识图 鉴你所见山野里的花花世界,是否想一探究竟识图一下 商品 素材 植物 人物 风景 表情 汽车 美食©2025 Baidu 使用百度前必读 辅助 模式...
百搜视频搜索是业界领先的中文视频搜索引擎之一,拥有海量的中文视频资源,提供用户满意的观看体验。在百搜视频,您可以便捷地找到海量的互联网视频,更有丰富的视频榜单、多样的视频专题满足您不同的视频观看需求。百搜视频,你的视界。
Firstly, we collect data from informative Baidu Search Index, reduce dimensionality, and screen out the powerful predictors by statistical analysis. Secondly, we extract matching common modes at similar time scales between the subway passenger flow and screened Baidu Search Index via multivariate mode ...
How long does it take to index Baidu pages? Baidu regularly crawls websites to update its search engine, but the indexing process usually takes anywhere betweenone to two monthsto complete the process. As mentioned earlier, PR and marketing efforts can speed up this process. ...
(HIV/AIDS) incidence and the relevant Internet search query volumes in Baidu, the most widely used search engine among the Chinese. The pooled mean group (PMG) model show that the Baidu search index (BSI) positively predicts the increase in HIV/AIDS incidence, with a 1% increase in BSI ...
The median of the national-level daily search index for Covid-19 related terms was 4, 533 (IQR (Interquartile Range) = 1, 301) before the COVID-19 outbreak (January 1 2017 to December 30 2019), and 314, 718 (IQR = 445, 074) after the outbreak (December 31 2019 to Marc...
The pooled mean group (PMG) model show that the Baidu search index () positively predicts the increase in HIV/AIDS incidence, with a 1% increase in BSI associated with a 2.1% increase in HIV/AIDS incidence on average. This study proposes a promising method to estimate and forecast the ...