Privacy preserving query transformation and processing in location based service

... on-line maps provide this service) and relate the address to Bob by accessing an on-line white pages service A broad discussion on the risks of revealing sensitive information in location- based services ... challenging task, and a primordial requirement for LBS privacy This thesis presents a framework for private queries in location- based services First, we study in dep...

Ngày tải lên: 12/09/2015, 08:19

... Authentication Overhead on Different Data Dimension 51 4.8 Authentication Overhead on different Dataset Size 52 4.9 Authentication Overhead on different Data Distribution ... equal regions A constrained range query centered at q and radius r is one that is restricted to one region (e.g., the region bounded by the two lines BL and BR) As we shall see later, such a query ......

Ngày tải lên: 13/10/2015, 15:54

... that a privacypreserving query on outsourced database is query privacy if, for all A ∈ PPT, we have that AdvA (1s ) is a negligible function Our Construction We present a construction of a privacy-preserving ... United States, 2002, 216-227 [3] D Agrawal, A El Abbadi, F Emekci, A Metwally, Database management as a service: Challenges and opportunities, in 2009 IEEE 2...

Ngày tải lên: 30/12/2015, 18:18

Ngày tải lên: 19/03/2014, 00:20

... amplification for nanobiosensing In: NanoBiosensing Springer, NY, USA; 2011; p 39-84 Expert Rev Mol Diagn Advances & challenges in biosensor- based diagnosis of infectious diseases 26 Kussrow A, Enders ... prevention, and treatment of catheter-associated urinary tract infection in adults: 2009 International Clinical Practice Guidelines from the Infectious Diseases...

Ngày tải lên: 13/05/2014, 13:59

... dataset into two parts for each task, i.e the testing set containing x% of task-related information and the training set for the remaining data We perform community detection on the training set ... 155,191 369,673 413,843 52, 107 61,906 Number of check-ins 1, 127 ,699 313 ,26 9 13, 023 ,087 6,0 82, 394 4,390,944 3 ,23 0,865 Number of tips 657,470 29 8 ,21 0 1,341,471 789 ,21 8 651,310 389...

Ngày tải lên: 10/09/2015, 09:06

... Size: 933 10 • Nature Lovers • Group Size: 915 4.8 Top Five Communities in Singapore In this section, we show the top five communities detected in Singapore We manually observe and derive the community ... 109 Rank Visualization Profile • Drink/Snack lovers • Group Size: 1,101 • Sports Enthusiasts • Group Size: 1,095 • Home Lovers • Group ... communities detected in Singapore We manua...

Ngày tải lên: 10/09/2015, 09:06

... 175(895) 44 5(30) 630(35) New York City 9, 371(3, 945 ) 17, 752(5, 862) 3, 070(1, 3 54) 4, 251(1, 621) — 1, 210(320) 1, 665 (40 0) Singapore 140 (47 ) 206(111) 748 (72) 1, 2 34( 111) 1, 44 7(165) 1, 978( 341 ) ... cities 5.7 .4. 2 Experimental Results Based on latent social dimensions extracted by BPTFSLR, we generate 42 5 local communities in Chicago, 326 in London, 49 5 in Ne...

Ngày tải lên: 10/09/2015, 09:07

... language question [67] The types of questions in the QA tasks generally comprise of factoid questions (questions that look for certain facts) and other complex questions (opinion, “how” and “why” questions) ... therefore can increase the efficiency of locating the desired answers However, finding relevant similar questions in cQA is not trivial, and directly utilizing...

Ngày tải lên: 10/09/2015, 15:50

... cầu cấp thiết dịch vụ LBS với yêu cầu an ninh Mục đích đồ án nhằm đáp ứng yêu cầu đặt định vị động, thiết kế hệ thống nhằm đáp ứng yêu cầu đó, đưa giải pháp tăng độ xác, thực định vị xác Hệ thống ... thông qua khối định vị ban đầu sau định nghĩa lại thành liệu vị trí phức tạp trả cho khối LBS Provider (Khối cung cấp dịch vụ LBS) Dịch vụ gọ...

Ngày tải lên: 30/04/2014, 21:03

... challenges in distributed systems and provide background of complex query processing and failure recovery in distributed systems Finally, we outline the objectives of this thesis and provide an outline ... computation results In this thesis, we mainly focus on two challenging issues in distributed systems: complex query processing and fault tolerance 1...

Ngày tải lên: 08/09/2015, 15:18

... patterns of hydrophobins HFBIII of H jecorina and T longibrachiatum, and SRH1 and HFB1 of T atroviride, involving signal peptides, Kex2type processing, and C-terminal amino acid cleavage (Table 2) In ... compilation ª 2007 FEBS T Neuhof et al Trichoderma hydrophobins Fig Intact-cell MALDI-TOF mass spectra of mycelia and spores of Trichoderma strains The mass...

Ngày tải lên: 19/02/2014, 02:20

... AmbientDB: relational query processing in a P2P network In Proceedings of the International Workshop on Databases, Information Systems and Peer-to-Peer Computing (DBISP2P), LNCS 2788, Springer Verlag ... Queries and Query Optimization in Schema-Based P2P- Systems In Proceedings of the International Workshop on Databases, Information Systems and Peer-to-Peer Computing (D...

Ngày tải lên: 19/02/2014, 12:20