1 文本匹配 传统的基于倒排索引的召回属于文本匹配,例如一个搜索query北京欢迎你在去掉停用词后可能被切分成北京、欢迎两个term,然后去倒排索引中的词典中找这两个词,有的话就把对应的倒排数据拉出来,然后通过bool检索 posting(北京) and posting(欢迎)找出同时出现这两个词的doc返回。 2 模糊匹配、语意理解 它的...
1 文本匹配 传统的基于倒排索引的召回属于文本匹配,例如一个搜索query北京欢迎你在去掉停用词后可能被切分成北京、欢迎两个term,然后去倒排索引中的词典中找这两个词,有的话就把对应的倒排数据拉出来,然后通过bool检索 posting(北京) and posting(欢迎)找出同时出现这两个词的doc返回。 2 模糊匹配、语意理解 文本...
In one piece, the Journal revealed that Facebook maintains a private registry of very important people, including celebrities and politicians, who are exempt from the strict content-posting rules that govern the rest of us....
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DISCLOSURESEARNINGSANNOUNCEMENTSThisstudyexaminesthedeterminantsofFacebookactivitylevelswithaparticularfocusonFacebookactivityaroundearningsannouncements.Facebookactivityisgenerallyhigherforfirmswithhigherlevelsofanalystfollowing;individualownership;andtradingvolume;indicatingthatitisresponsivetoinvestordemandeffects.Facebookactivity...
是站在我这边的。我认为如果用户成功登录，facebook总是会回复一封电子邮件。但是，通过facebook登录按钮...
The order of photos and videos in your feed will be based on the likelihood you’ll be interested in the content, your relationship with the person posting and the timeliness of the post. As we begin, we’re focusing on optimizing the order — all the posts will still be there, just ...
each otherbypostingpositive messages online, eitheron FacebookorTwitter. ba-repsasia.com ba-repsasia.com Alpina邀请女性通过在网上,包括Facebook和Twitter,积极的消息来互相支持。 ba-repsasia.com ba-repsasia.com [...]system operated by the Stock Exchange before the information is released via other...
People find themselves spending anywhere from a few minutes a day to several hours a day on Facebook discovering what others have posted, taking part in conversations and posting on interesting subjects. They become so involved in sending and answering messages to their growing number of friends,...
Earlier that week, five students had been suspended for posting criticisms about a vice-principal of their school. About a dozen friends of the suspendees had decided to protest in front of the school, but that handful soon grew to over 100 students protesting for free speech. Local law ...