Results 11 to 20 of about 31,796 (268)

Double Dummy Location Selection Algorithm Based on Behavior Correlation [PDF]

open access: yesJisuanji kexue, 2023
At present,most of the dummy location privacy protection methods do not fully consider that the attacker may have the background knowledge about the information,which user requested from the service last time,so it cannot effectively resist the ...
TU Sipan, ZHANG Lin, LIU Xiping
doaj   +2 more sources

Multi-factor Dummy Location Selection Algorithm in Location-based Service [PDF]

open access: yesJisuanji kexue
In view of the existing dummy location selection methods in LBS snapshot location privacy protection,the background knowledge attack caused by the time factor of the location itself is ignored,and the sensitive locations are treated equally.Based on this,
LI Yongjun, ZHU Yuefei, WU Wei, BAI Lifang
doaj   +2 more sources

Constructing dummy query sequences to protect location privacy and query privacy in location-based services [PDF]

open access: yesWorld Wide Web, 2020
Location-based services (LBS) have become an important part of people’s daily life. However, while providing great convenience for mobile users, LBS result in a serious problem on personal privacy, i.e., location privacy and query privacy. However, existing privacy methods for LBS generally take into consideration only location privacy or query privacy,
Zongda Wu   +5 more
openaire   +2 more sources

RcDT: Privacy Preservation Based on R-Constrained Dummy Trajectory in Mobile Social Networks

open access: yesIEEE Access, 2019
The boom of mobile devices and location-based services (LBSs) greatly enriches the mobile social network (MSN) applications, which bring convenience to our daily life and, meanwhile, raise serious privacy concerns due to the potential disclosure risk of ...
Jinquan Zhang   +3 more
doaj   +2 more sources

A Vehicle Trajectory Privacy Preservation Method Based on Caching and Dummy Locations in the Internet of Vehicles

open access: yesSensors, 2022
In the internet of vehicles (IoVs), vehicle users should provide location information continuously when they want to acquire continuous location-based services (LBS), which may disclose the vehicle trajectory privacy.
Qianyong Huang   +3 more
doaj   +2 more sources

Optimal Dummy Pattern Design Method for PWB Warpage Control Using the Human-Based Genetic Algorithm

open access: yesMicromachines, 2020
In this work, a method that minimizes printed wiring board (PWB) warpage by dummy pattern design is proposed. This work suggests that dummy patterns are placed on a preset discretized location in the PWB to reduce the warpage.
Sun Kyoung Kim, Sang-Hyuk Lee
doaj   +2 more sources

Location Privacy Protection Systems in Presence of Service Quality and Energy Constraints

open access: yesInformation, 2019
The wide-ranging application of location-based services (LBSs) through the use of mobile devices and wireless networks has brought about many critical privacy challenges.
Mulugeta Kassaw Tefera, Xiaolong Yang
doaj   +2 more sources

The K-Anonymous Dummy Location Selection Algorithm Based on Historical Query Probability [PDF]

open access: yesJisuanji gongcheng, 2022
The dummy-based location privacy mechanism using historical query probability suffers from low anonymity, small coverage area and imbalanced location distribution.To address the problem, a K-anonymous dummy-based locationselection algorithm is proposed ...
YANG Yang, HU Xiaohui, DU Yongwen
doaj   +1 more source

3D printed dummy heads for crosstalk cancellation studies in bone conduction

open access: yesHardwareX
Thanks to affordable 3D printers, creating complex designs like anatomically accurate dummy heads is now accessible. This study introduces dummy heads with 3D-printed skulls and silicone skins to explore crosstalk cancellation in bone conduction (BC ...
Irwansyah, Sho Otsuka, Seiji Nakagawa
doaj   +2 more sources

Multi-attribute Decision-making Method for Secure Anonymous Set Construction [PDF]

open access: yesJisuanji gongcheng, 2023
The traditional privacy protection scheme for constructing anonymous sets using dummy location generation technology does not consider comprehensive factors. This results in low differentiation and poor rationality of the final generated dummy locations,
Zhanwei HOU, Xin YANG, Zihao SHEN, Hui WANG, Peiqian LIU
doaj   +1 more source

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