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top-k query

Efficient Top-k Query Processing Algorithms in Highly Distributed Environments

Efficient Top-k Query Processing Algorithms in Highly Distributed Environments

... of top-k query processing in centralized database systems [9], the problem in distributed environments has not been well ...on top-k query processing in highly distributed ...

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Privacy Preserving Location Based Services Using Secure Spatial Top K Query Processing

Privacy Preserving Location Based Services Using Secure Spatial Top K Query Processing

... location-based top-k queries which ask for the POIs in a certain region and with the highest k ratings for an interested POI ...fake query results for various bad motives, ...fake ...

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User Profile Based Personalized Research Paper Recommendation System Using Top-K Query

User Profile Based Personalized Research Paper Recommendation System Using Top-K Query

... searches. Top-k query algorithm retrieves best answers from a potentially large record set so that we find the most accurate records from the given record set that matches the filtering ...

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Detection of Untrusted Location Based Service providers Using  Secure Spatial Top k Query Processing

Detection of Untrusted Location Based Service providers Using Secure Spatial Top k Query Processing

... Abstract:Storage nodes are predictable to be located as an intermediate tier of huge scale sensor networks for caching the composed sensor readings and responding to queries with reimbursements of impact and storage ...

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Survey on Sheltered Top-K Query to Intermittently Encrypted Signature in Tiered Sensor Networks

Survey on Sheltered Top-K Query to Intermittently Encrypted Signature in Tiered Sensor Networks

... Storage nodes are predictable to be located as an intermediate tier of huge scale sensor networks for caching the composed sensor readings and responding to queries with benefits of influence and storage reduction for ...

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Hierarchical Groups Structure for Privacy preserving Top K Query Results in Sensor Networks
Vemula Naga Harish & K Nageswara Rao

Hierarchical Groups Structure for Privacy preserving Top K Query Results in Sensor Networks Vemula Naga Harish & K Nageswara Rao

... The query result completeness is achieved by requiring sensors to send cryptographic one-way hashes to the storage node even when they do not have fulfilling ...Verifiable top-k Query (VQ) ...

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Fuzzy Multi-Join and Top-K Query Model for Search-As-You-Type in Multiple Tables

Fuzzy Multi-Join and Top-K Query Model for Search-As-You-Type in Multiple Tables

... keyword query, character by ...keyword query focuses on to support type of search using the native database ...a Top-K Query Search model to support ranking queries for search ...

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Enhanced TOP-K query processing for two tiered sensor network using W-ASP tree model

Enhanced TOP-K query processing for two tiered sensor network using W-ASP tree model

... secure top-k query dispensation scheme that is secure under the defense ...a top-k query, to a top-range query and adopt membership testing to test whether a ...

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A Searching Strategy to Adopt Multi-Join Queries Based on Top-K Query Model

A Searching Strategy to Adopt Multi-Join Queries Based on Top-K Query Model

... keyword query, character by ...keyword query focuses on to support type of search using the native database ...a Top-K Query Search model to support ranking queries for search ...

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Reading Based Anonymization Method in Which the Query Result Integrity Can Be Guaranteed By Verifiable Top K Query (VQ) Schemes
P Divyateja & U Sivaji

Reading Based Anonymization Method in Which the Query Result Integrity Can Be Guaranteed By Verifiable Top K Query (VQ) Schemes P Divyateja & U Sivaji

... A wireless sensor networks are spatially distributed autonomous sensors to monitor physical or environ- mental conditions, such as temperature, sound, pres- sure, etc. and to cooperatively pass their data through the ...

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Secure Top-K Query to Variably Encrypted Signature in Tiered Sensor Networks

Secure Top-K Query to Variably Encrypted Signature in Tiered Sensor Networks

... location-based top-k queries which ask for the POls in a certain region and with the highest k ratings for an interested POI ...fake query results for various bad motives, ...fake ...

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Crowdsourcing For Top-K Query Processing Over Uncertain Data Base Paper

Crowdsourcing For Top-K Query Processing Over Uncertain Data Base Paper

... Therefore query processing has become an active research field where solutions are being developed for coping with two main uncertainty factors inherent in the class of applications: the approximate nature of ...

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A Survey on Untrusted Location Based Service Providers Using Secure Spatial Top K Query Processing

A Survey on Untrusted Location Based Service Providers Using Secure Spatial Top K Query Processing

... spatial top- k inquiries which request the POIs in a sure locale and with the most noteworthy k appraisals for an intrigued POI ...moving top-k question results as a push to cultivate ...

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Sophisticated Top K Query Processing technique for Crowdsourcing over Indecisive Data

Sophisticated Top K Query Processing technique for Crowdsourcing over Indecisive Data

... unsure top-K situations wherever queries scrutiny tuples in a very set area unit asked to a ...the top-1 tuple, while ...a top- K question, their technique 1st disambiguates the order ...

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Spatio-Temporal Query Processing on Weighted Timestamp Data Environment

Spatio-Temporal Query Processing on Weighted Timestamp Data Environment

... consistent top-k query, which is the special case of DTop-k with the durability threshold r fixed to 100 ...consistent top-2 query with time period (0, 5) retrieves only object ...

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Multi-Keyword Search System For Multiple Data Owners Over Encrypted Cloud Data With Systematic Ranking

Multi-Keyword Search System For Multiple Data Owners Over Encrypted Cloud Data With Systematic Ranking

... owners top-k query, where cloud server supposed to merge multiple data indexes encrypted with different keys to efficiently support top-k queries Recent work [2] point out the privacy- ...

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TOP-K DOMINATING QUERY PROCESSING OVER DISTRIBUTED DATA STREAMS Guidan Chen *, Yongheng Wang

TOP-K DOMINATING QUERY PROCESSING OVER DISTRIBUTED DATA STREAMS Guidan Chen *, Yongheng Wang

... distributed Top-k dominate query algorithm based on the Spark Streaming computing framework is proposed—FDTop-k (Filter-based Distributed Top-k dominating query) ...the ...

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Efficient Maintenance of Uncertain Databases

Efficient Maintenance of Uncertain Databases

... Structured Query Language (SQL), keyword search, and form search, a.k.a. Query-By-Example ...of top-k queries: the basic top-k query where users need to specify the set of ...

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NEW MODEL TRANSFORMATION USING REQUIREMENT TRACEBILITY FROM REQUIREMENT TO UML 
BEHAVIORAL DESIGN

NEW MODEL TRANSFORMATION USING REQUIREMENT TRACEBILITY FROM REQUIREMENT TO UML BEHAVIORAL DESIGN

... Top-k query is widely used in the search engine and gains great success, which perform the cooperative query by aggregating the database objects’ degree of match for each different ...

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A Study on Reverse Top-K Queries Using Monochromatic and Bichromatic Methods

A Study on Reverse Top-K Queries Using Monochromatic and Bichromatic Methods

... of top-k evaluations by discarding weighting ...similarity. Top-k queries are defined by similar vectors, and have similar result ...the top-k query, and calculate a ...

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