首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
Just four bits of information collected from a shopper’s credit card can be used to identify almost anyone, researchers have fou
Just four bits of information collected from a shopper’s credit card can be used to identify almost anyone, researchers have fou
admin
2016-09-24
33
问题
Just four bits of information collected from a shopper’s credit card can be used to identify almost anyone, researchers have found.
The study in the journal Science【C1】______ three months of credit card records for 1. 1 million people in an【C2】______ industrialized country.
Ninety percent of individuals could be【C3】______ identified using just four pieces of【C4】______ , such as where they bought coffee one day or where they a【C5】______ new jumper or pair of shoes.
【C6】______ , credit cards use was just as【C7】______ at identifying someone as mobile phone records, the study found.
Knowing the price of a【C8】______ could boost the risk of re-identification by 22 percent.
"Even data sets that【C9】______ coarse information at any or all of the dimensions provide little anonymity(匿名)," the study, led by Yves-Alexandre de Montjoye at the Massachusetts Institute of Technology and colleagues at Aarhus University in Demark, revealed.【C10】______ some of the specifics were stripped from credit card data, such as【C11】______ the general area where a purchase was made instead of the【C12】______ shop, or expanding the time range to 15 days【C13】______ one, a person who would have believed themselves believed themselves【C14】______ could be re-identified with "just a few more【C15】______ data points", said the study.
"Women are more than【C16】______ men in credit card metadata, " it added.
People with higher【C17】______ were also easier to identify, perhaps because they "have【C18】______ patterns in how they divide their time between the【C19】______ they visit", added the study.
The researchers【C20】______ more advanced technologies to protect data that is simply made anonymous.
【C13】
选项
A、instead of
B、in terms of
C、in need of
D、in case
答案
A
解析
(instead of而不)。instead of仍然表示反义关系。
转载请注明原文地址:https://kaotiyun.com/show/CJGO777K
0
考博英语
相关试题推荐
Writeanessayabout200wordsasyouranswertothefollowingquestion:"ShouldtheChinesegovernmentpaymoreattentionand
Foranyonewhohasexperiencedanearthquake,theexperiencecanbefrighteningandtraumatic.Inadditionofthemovementofth
ThereisonelastquestionImustdealwithinthischapter.Whyshouldhumanbeingsbemoral?Anotherwayofputtingtheproble
Schoolbuildingsthemselvescanreflectliberalorconservativeviewsaboutwhatshouldgooninaclassroom.Theearliestschoo
Schoolbuildingsthemselvescanreflectliberalorconservativeviewsaboutwhatshouldgooninaclassroom.Theearliestschoo
Apartmentsownedbybusinessoftenhaveafixedprice,butprivateownersaremoreinclinedto______.
YoucannotimaginehowIfeel______withmydutiessometimes.
Beforemanypeoplebuyacar,atelevisionorawashingmachine,theyshoparoundforthebestdeal.Yet,whensomeofthesepeo
Itisperhaps,noaccidentthatmanyoftheoutstandingfiguresofthepastwereamazinglyversatilemen.Rightupuntilcompara
Chemistrydidnotemergeas:scienceuntilafterthescientificrevolutionin17thcenturyandthenonlyratherslowlyandlabor
随机试题
下列属于小说《受戒》中人物的是【】
肺炎球菌肺炎与肺结核的鉴别,下列哪项最重要
防治慢性支气管炎与肺气肿的首要措施
产权人将其房地产()的行为属于房地产转让。
根据《水利工程施工监理规范》SL288—2014的有关规定,下列不属于监理合同管理工作的是()。
信用证是一种由商业银行根据信用证相关法律规范依照客户的要求和指示开立的无条件的承诺付款的书面文件。()
与单一法人客户相比,()不是集团法人客户的信用风险具有的特征。
让奥运圣火到达世界最高峰珠穆朗玛峰,是北京奥运会火炬传递的一大_______。奥运火炬登顶珠峰主要面临三个关键的________,一是登山技术,二是火炬能不能在如此高的海拔正常燃烧,还有一个是能否顺利实现电视直播。填入画横线部分最恰当的一项是(
木器和石器代表了人类历史上的两大类型材料——有机材料和无机材料。但历史的发展很不均衡,数千年中,有机材料除了木器以外,就是毛皮、秸秆这些可以从生物中直接获取的材料,没有什么大的变迁。但无机材料发展出了陶器、瓷器、金属、玻璃等人造材料,除了石器之外,全是依靠
局域网常用的拓扑结构有总线、环形、星形3种,以下关于这3种拓扑结构说法错误的是(18)。
最新回复
(
0
)