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QoS Prediction of Web Services based on Reputation-aware Network Embedding

Xuechun Wang, Peng He, Jianxiong Zhang, Zhan Wang
2020 IEEE Access  
As the emergence of numerous services with similar functions, it is very helpful to recommend personalized services for users, and urgent to accurately predict the QoS(Quality-of-Service) values of Web  ...  Then the reputation-aware network embedding is adopted to learn the hidden representations of users. Finally, user-based CF is adopted to predict the unknown QoS values.  ...  [33] proposed a time-aware service recommendation. They first improved the CF method for time-aware user similarity estimation.  ... 
doi:10.1109/access.2020.3020825 fatcat:u2piq5kcdjhi5jlyy6vbd3b4ei

Predicting Quality of Service via Leveraging Location Information

Liang Chen, Fenfang Xie, Zibin Zheng, Yaoming Wu
2019 Complexity  
., id and location) of services and users is expressed as embedding vectors by leveraging neural network techniques.  ...  Specifically, we propose a location-aware QoS prediction approach, called LANFM, by exploiting neural network techniques and factorization machine to improve user-perceived experience.  ...  the inner product of various embedding vectors (e.g., user id embedding vector, user's country embedding vector, user's AS embedding vector, service id embedding vector, service's country embedding vector  ... 
doi:10.1155/2019/4932030 fatcat:ezniarxcvzhkravociwd5s3lu4

Contextware: Bridging Physical and Virtual Worlds [chapter]

Alois Ferscha
2002 Lecture Notes in Computer Science  
well as overcome context barriers (like time, position, user preference, etc.), (iii) allow for dynamic interactions among software components in a scalable fashion and satisfying special requirements  ...  -refers to new challenges and paradigms for the interaction among users and mobile and embedded computing devices.  ...  timely responsiveness (the more recent literature refers to time, space and personal preference as dimensions of a context, and context awareness as the ability to respect those -and other dimensions  ... 
doi:10.1007/3-540-48046-3_4 fatcat:h2lz6tatfranpidq57eqmrmfre

QoS Prediction of Web Services based on a Two-level Heterogeneous Graph Attention Network

Lv Shengkai, Yi Fangzhou, He Peng, Zeng Cheng
2021 IEEE Access  
Recently, representation learning of heterogeneous networks has attracted much attention, and specifically the relationship between users and services, as a typical heterogeneous network in which heterogeneity  ...  Finally, user embedding will be generated by aggregating features from meta-path-based neighbors in a hierarchical manner, used for QoS prediction.  ...  A Web service QoS prediction method based on reputation-aware network embedding.  ... 
doi:10.1109/access.2021.3138127 fatcat:7yne7hn27zgdpidduc27pjwarq

Run Time Models in Adaptive Service Infrastructure [chapter]

Marco Autili, Paola Inverardi, Massimo Tivoli
2010 Run-time Models for Self-managing Systems and Applications  
ASE journal, 10(2), 2003.) » Context-aware services -R. Rouvoy, F. Eliassen, J. Floch, S. O. Hallsteinsen, E. Stav. Composing Components and Services Using a Planning-Based Adaptation Middleware.  ...  Context-aware adaptation strategy The applications used to provide and/or consume services are implemented as "generic" code that, at discovery time, can be customized (i.e., tailored) to run correctly  ...  SEA Group The End » The approach to context-aware adaptive services » Approach key points:  ... 
doi:10.1007/978-3-0346-0433-8_6 fatcat:2b3pkosx6vgknin3uh5lvxxwgy

Context-aware scientific workflow systems using KEPLER

Anne H.H. Ngu, Arwa Jamnagarwala, George Chin Jr., Chandrika Sivaramakrishnan, Terence Critchlow
2010 International Journal of Business Process Integration and Management  
This approach results in a workflow that is aware of its environment during execution with minimal user input and that responds intelligently based on such awareness at runtime.  ...  In this paper, we propose a context-aware architecture for scientific workflows.  ...  In static embedding, a refinement to a frame is embedded during design time.  ... 
doi:10.1504/ijbpim.2010.033172 fatcat:suoovztrvbawrcidhrx2fz2kx4

RFID Applications and Challenges [chapter]

Ming-Shen Jian, Jain-Shing Wu
2013 Radio Frequency Identification from System to Applications  
Location aware public/personal information services based on embedded RFID platform . . .  ...  When the user requires the local area public or personal services, the user should be at the tiny induction area such as a local area information center or a service station.  ... 
doi:10.5772/53368 fatcat:tbm7qjga5reebi2isy7cvotx7y

Mobile service aware opportunistic embedded architecture of mobile crowd sensing networks for power network measurement

Jianwei Zhang, Hao Yang
2016 EURASIP Journal on Embedded Systems  
Then, we designed the mobile service aware opportunistic embedded system based on the requirements of intelligent power grid management and deployment of mobile crowd sensing network.  ...  aware scheme.  ...  change of the coverage and the proposed system of power grid management performance, at the same time, for the embedded mobile equipment deployment way, communication protocol standards, as well as user  ... 
doi:10.1186/s13639-016-0023-0 fatcat:bdefxwj5dfbnrj2vpnk72w4e7q

An Ontology-Based Reasoning Framework for Context-Aware Applications [chapter]

Christoph Anderson, Isabel Suarez, Yaqian Xu, Klaus David
2015 Lecture Notes in Computer Science  
However, building context-aware applications for smartphones can be a challenging and time-consuming task.  ...  In the last years, smartphones have been used in the field of context-awareness due to their embedded sensors and various communication interfaces such as Bluetooth, WiFi, NFC or cellular.  ...  If the user installs or removes a service, the framework core updates the corresponding entry in the database.  ... 
doi:10.1007/978-3-319-25591-0_34 fatcat:vchggroulrbctbgpnxrnuotcgu

Analysis of Characteristics of Power Consumption for Context-Aware Mobile Applications

Meeyeon Lee, Deok-Ki Kim, Jung-Won Lee
2014 Information  
context-aware Apps require for their services and a type of ways that a user uses them.  ...  They aim to perceive users' real-time context like his/her location, actions, or even emotion, and to provide various customized services based on the inferred context.  ...  A User-Dependent Factor: Types of App Usage According to the real-time context inferred in the first phase, context-aware Apps provide appropriate services for a user.  ... 
doi:10.3390/info5040612 fatcat:5bfqrlcwlze4dlhsi64swjljmm

CSSR: A Context-Aware Sequential Software Service Recommendation Model [chapter]

Mingwei Zhang, Jiayuan Liu, Weipu Zhang, Ke Deng, Hai Dong, Ying Liu
2021 Lecture Notes in Computer Science  
It then leverages sequence information of user-repository interactions for the first time in the software service recommendation field.  ...  We propose a novel software service recommendation model to help users find their suitable repositories in GitHub.  ...  Given a user u with a sequence of visited repositories R u t−L:t−1 , the embedding u (t) of user u at time step t can be computed by Eq. ( 7 ).  ... 
doi:10.1007/978-3-030-91431-8_45 fatcat:zfc3dchplfa2rpkvsvkjblkdia

A Software Infrastructure for Wearable Sensor Networks

K. Hanaoka, A. Takagi, T. Nakajima
2006 12th IEEE International Conference on Embedded and Real-Time Computing Systems and Applications (RTCSA'06)  
Computers embedded in our surrounding can extract information about a user, and the information makes it possible to offer personalized services according to the user's preference.  ...  The software infrastructure makes it dramatically easy to develop context-aware services for wearable sensor networks.  ...  These embedded computers can offer the most appropriate services to a user according to context information in our surrounding [17] .  ... 
doi:10.1109/rtcsa.2006.10 dblp:conf/rtcsa/HanaokaTN06 fatcat:r7xl3n4ekzaxhj73xgswuen6nm

Context-Aware Co-attention Neural Network for Service Recommendations

Lei Li, Ruihai Dong, Li Chen
2019 2019 IEEE 35th International Conference on Data Engineering Workshops (ICDEW)  
Publisher IEEE Link to online version Abstract-Context-aware recommender systems are able to produce more accurate recommendations by harnessing contextual information, such as consuming time and location  ...  To better leverage the information from reviews, we propose an embedding method, named Entity2Vec, to jointly learn embeddings of different entities (users, items and contexts) with words in a textual  ...  For the context time, we adopt 12 months of a year when a user visited a hotel, instead of the time when a user wrote a review.  ... 
doi:10.1109/icdew.2019.00-11 dblp:conf/icde/LiDC19 fatcat:6iuq5zni7bc6pltewmcdp6aab4

QoS-Aware Middleware for Ubiquitous Environment: A Review and Proposed Solution

Anas Al-Roubaiey, M. AL-Rhman Alkhiaty
2014 Journal of Computational Engineering  
To the best of our knowledge this is the first work proposing DDS-based solution for ubiquitous computing as a unified middleware.  ...  In traditional computing environments (mainframe and PC), users actively choose to interact with computers.  ...  This adaptation should support the user with the preferred services at a certain time or situation.  ... 
doi:10.1155/2014/725960 fatcat:m5rcoxtkenen7lwyyjljl23rwq

A Framework for Adapting Services' Design and Execution to Privacy Regulations

Alexander De Luca, Giuseppe Tropea, Georgios V. Lioudakis, Eleftherios A. Koutsoloukas, Nikolaos L. Dellas, Fabio Testa, Markus Blanchebarbe
2007 2007 16th IST Mobile and Wireless Communications Summit  
In fact, the recent advances in mobile communications, location and sensing technologies as well as data processing, are boosting the deployment of context-aware personalized services and the creation  ...  of smart environments, but at the same time, they pose a serious risk on individuals' privacy rights.  ...  Mainly, this is the privacy awareness user interfaces, created by the middleware to keep the users aware about how their personal data are handled.  ... 
doi:10.1109/istmwc.2007.4299222 fatcat:uq4vuwdle5ghfd53xqdcg2ezgq
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