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Displaying 1-41 out of 41 total
Efficient Distributed XML Data Management for Mobile Commerce
Found in: e-Technology, e-Commerce, and e-Services, IEEE International Conference on
By Van Munin Chhieng, Raymond K. Wong
Issue Date:April 2005
pp. 460-465
XML is becoming a standard for information representation and exchange for electronic and mobile commerce. While almost all of these applications require an XML storage, e.g., for managing their transaction data, messages, or metadata, low-cost XML databas...
 
Dynamic Resource Selection For Service Composition in The Grid
Found in: Web Intelligence, IEEE / WIC / ACM International Conference on
By William K. Cheung, Jiming Liu, Kevin H. Tsang, Raymond K. Wong
Issue Date:September 2004
pp. 412-418
While numerous efforts have focused on service composition in the Grid environment, service selection among similar services from multiple providers has not been addressed. In particular, all service composition work done so far are based on a given select...
 
Towards Autonomous Service Composition in A Grid Environment
Found in: Web Services, IEEE International Conference on
By William K. Cheung, Jiming Liu, Kevin H. Tsang, Raymond K. Wong
Issue Date:June 2004
pp. 550
Web services are becoming important in applications from electronic commerce to application interoperation. While numerous efforts have focused on service composition, service selection among similar services from multiple providers has not been addressed....
 
Integrating, Managing and Analyzing Protein Structures with XML Databases
Found in: Database Systems for Advanced Applications, International Conference on
By William M. Shui, Raymond K. Wong, Stephen C. Graham, Lawrence K. Lee, W. Bret Church
Issue Date:March 2003
pp. 319
The development of high-throughput genome sequencing and protein structure determinat on techniques have provided researchers with a wealth of biological data. Integrated analysis of such data is difficult due to the disparate nature of the repositories us...
 
Application of XML Schema and Active Rules System in Management and Integration of Heterogeneous Biological Data
Found in: Bioinformatic and Bioengineering, IEEE International Symposium on
By William M. Shui, Raymond K. Wong
Issue Date:March 2003
pp. 367
Automating the process of information retrieval and integration of heterogeneous biological data is complex and difficult. This paper describes an approach to solve this problem by using XML technologies such as XML Schema and an XML-based active rules sys...
 
The Economics of Content Optimization Services
Found in: 2012 IEEE International Conference on Services Economics (SE)
By Raymond K. Wong
Issue Date:June 2012
pp. 9-15
The recent boom in mobile device usage has provided more opportunities, competition and also increased complexities for content providers to monetize their information goods. Although mobile devices are becoming increasingly powerful, their hardware, softw...
 
Service Discovery Based on Objective and Subjective Measures
Found in: 2013 IEEE International Conference on Services Computing (SCC)
By Victor W. Chu,Raymond K. Wong,Wuhui Chen,Incheon Paik,Chi-Hung Chi
Issue Date:June 2013
pp. 360-367
Web services have become a primary mechanism for consuming resources available on the Internet. As more and more services are published on the Web, automated service discovery is critical to consumers to identify relevant and reliable services efficiently....
 
Efficient Selection of Process Mining Algorithms
Found in: IEEE Transactions on Services Computing
By Jianmin Wang,Raymond K. Wong,Jianwei Ding,Qinlong Guo,Lijie Wen
Issue Date:October 2013
pp. 484-496
While many process mining algorithms have been proposed recently, there does not exist a widely accepted benchmark to evaluate and compare these process mining algorithms. As a result, it can be difficult to choose a suitable process mining algorithm for a...
 
Non-functional Requirement Analysis and Recommendation for Software Services
Found in: 2013 IEEE International Conference on Web Services (ICWS)
By Xiao-Lin Zhang,Chi-Hung Chi,Chen Ding,Raymond K. Wong
Issue Date:June 2013
pp. 555-562
Non-Functional (NF) requirement is very important for the success of a software service. Considering that there could be multiple services implementing a same function, it is crucial for software providers to understand the real NF demands from consumers s...
 
Online Role Mining without Over-Fitting for Service Recommendation
Found in: 2013 IEEE International Conference on Web Services (ICWS)
By Victor W. Chu,Raymond K. Wong,Chi-Hung Chi
Issue Date:June 2013
pp. 58-65
Due to the popularity of smartphones, finding and recommending suitable services on mobile devices are increasingly important. Recent research has attempted to use role-based approaches to recommend mobile services to other members among the same group in ...
 
Data Decomposition Based Partial Replication Model for Software Services
Found in: 2013 IEEE International Conference on Services Computing (SCC)
By Shuo Chen,Chi-Hung Chi,Chen Ding,Raymond K. Wong
Issue Date:June 2013
pp. 256-263
Nowadays many software services are hosted in the Cloud. When there are more requests on these services, there are also more queries sent to the underlying database. In order to keep up with the increasing workload, it is necessary to have multiple servers...
 
Context-Aware Service Recommendation on High Performance Cluster
Found in: 2013 IEEE International Conference on Services Computing (SCC)
By Zhiwei Yu,Victor W. Chu,Raymond K. Wong
Issue Date:June 2013
pp. 144-151
Finding and recommending suitable services on mobile devices is an important topic in today's society where most people rely on their smartphones to provide solutions to their day-to-day problems or to receive prescribed services. Recent research has attem...
 
Rare Events Forecasting Using a Residual-Feedback GMDH Neural Network
Found in: 2012 IEEE 12th International Conference on Data Mining Workshops
By Simon Fong,Zhou Nannan,Raymond K. Wong,Xin-She Yang
Issue Date:December 2012
pp. 464-473
The prediction of rare events is a pressing scientific problem. Events such as extreme meteorological conditions, may aggravate human morbidity and mortality. Yet, their prediction is inherently difficult as, by definition, these events are characterised b...
 
On Recommendation of Process Mining Algorithms
Found in: 2012 IEEE 19th International Conference on Web Services (ICWS)
By Jianmin Wang,Raymond K. Wong,Jianwei Ding,Qinlong Guo,Lijie Wen
Issue Date:June 2012
pp. 311-318
While many process mining algorithms have been proposed recently, there does not exist a widely-accepted benchmark to evaluate and compare these process mining algorithms. As a result, it can be difficult to choose a suitable process mining algorithm for a...
 
TagScore: Approximate Similarity Using Tag Synopses
Found in: Web Intelligence and Intelligent Agent Technology, IEEE/WIC/ACM International Conference on
By Alex Penev, Raymond K. Wong
Issue Date:December 2008
pp. 98-104
Collaborative tagging is the aggregate effort by a community of online users to annotate web content with metadata labels called tags. It is a simple activity that enriches our knowledge about digital content, and has gained popularity with services such a...
 
Grouping Categorical Anomalies
Found in: Web Intelligence and Intelligent Agent Technology, IEEE/WIC/ACM International Conference on
By Matthew Gebski, Alex Penev, Raymond K. Wong
Issue Date:December 2008
pp. 411-414
We present an approach for discovery of groups of unusual data points that are anomalous for similar reasons. This differs from clustering in that the points that are grouped may be quite 'distant' and can use categorical attributes, and differs from anoma...
 
Protocol Identification of Encrypted Network Traffic
Found in: Web Intelligence, IEEE / WIC / ACM International Conference on
By Matthew Gebski, Alex Penev, Raymond K. Wong
Issue Date:December 2006
pp. 957-960
New means of communication are constantly emerg- ing, some of which may constitute resource mis- use of an organisation?s network system. Identify- ing the protocols used is straight-forward when in- specting network logs, but we focus on the problem of id...
 
Management of Web Data Models Based on Graph Transformation
Found in: Web Intelligence, IEEE / WIC / ACM International Conference on
By Guanglei Song, Kang Zhang, Raymond K. Wong, Jun Kong
Issue Date:September 2004
pp. 398-404
Based on the Reserved Graph Grammar (RGG), this paper presents a unified framework to manage model-based information on the Web in a hierarchical structure. The framework allows models, schemas, and data instances to be represented explicitly and uniformly...
 
Collaborative Hypertext Editing in Mobile Environment
Found in: Multi-Media Modeling Conference, International
By Raymond K. Wong
Issue Date:January 2004
pp. 300
Collaborative editing systems allow multiple users to edit the same set of documents collaboratively over the computer networks synchronously or asynchronously. Although they face technical challenges similar to those addressed in the literature of distrib...
 
A Fast and Versatile ath Index for Querying Semi-Structured Data
Found in: Database Systems for Advanced Applications, International Conference on
By Michael Barg, Raymond K. Wong
Issue Date:March 2003
pp. 249
The richness of semi-structured data allows data of varied and inconsistent structures to be stored in a single database. Such data can be represented as a graph, and queries can be constructed using path expressions, which describe traversals through the ...
 
A Novel Laboratory ersion Management System for Tracking Complex Biological Experiments
Found in: Bioinformatic and Bioengineering, IEEE International Symposium on
By William M. Shui, Nicole Lam, Raymond K. Wong
Issue Date:March 2003
pp. 133
Ability to keep track of records for various biological experiments allows for future validation of the current experiments and other non-experimental laboratory procedures. With the increasing popularity of publishing biological data in XML format, there ...
 
Utilizing Multiple Bioinformatics Information Sources: An XML Database Approach
Found in: Bioinformatic and Bioengineering, IEEE International Symposium on
By Raymond K. Wong, William M. Shui
Issue Date:March 2001
pp. 73
Biological databanks have proven useful to bioscience researchers, especially in the analysis of raw data. Computational tools for sequence identification, structural analysis, and visualization have been built to access these data-banks. This paper descri...
 
Formalization of Transformation-Based Learning
Found in: Australasian Computer Science Conference
By James R. Curran, Raymond K. Wong
Issue Date:February 2000
pp. 51
Research in automatic Part of Speech (POS) tagging has been dominated by Markov Model (MM) taggers. Eric Brill has recently described a transformation-based system with comparable accuracy, and simpler algorithms and representation than MM taggers. We pres...
 
A Multi-Agent Architecture for Cooperative Query Answering
Found in: Hawaii International Conference on System Sciences
By Michael Barg, Raymond K. Wong
Issue Date:January 2000
pp. 8035
Many people have considered the idea of query relaxation as a means of supplying an approximate answer when an exact match to a database query could not be found. By supplying an answer that nearly matches the original request, it is hoped that the user ma...
   
Heterogeneous Data Integration and Presentation in Multimedia Database Management Systems
Found in: Multimedia Computing and Systems, International Conference on
By Raymond K. Wong
Issue Date:June 1999
pp. 666
Integration of multimedia data, which might be of different types or from different sources, still requires huge and tedious effort. To support effective management of multimedia information, management of information content should be separate from manage...
 
Method Dispatching and Type Safety for Objects with Multiple Roles
Found in: Technology of Object-Oriented Languages, International Conference on
By Raymond K. Wong, H. Lewis Chau
Issue Date:November 1997
pp. 286
The association between an instance and a class is exclusive and permanent in many class-based, object-oriented database systems. Therefore, these systems have serious difficulties for applications in which objects takes on different and multiple roles ove...
 
Dynamic Knowledge Representation in DOOR
Found in: Knowledge and Data Exchange, IEEE Workshop on
By Raymond K. Wong, H. Lewis Chau, Frederick H. Lochovsky
Issue Date:November 1997
pp. 89
In many class-based, object-oriented database systems the association between an instance and a class is both exclusive and permanent. Therefore, these systems have serious difficulties in representing objects taking on different and multiple roles over ti...
 
A Data Model and Semantics of Objects with Dynamic Roles
Found in: Data Engineering, International Conference on
By Raymond K. Wong, H. Lewis Chau, Frederick H. Lochovsky
Issue Date:April 1997
pp. 402
Although the concept of roles is becoming a popular research issue in object-oriented databases and has been proven to be useful for dynamic and evolving applications, it has only been described conceptually in most of the previous work. Moreover, the impo...
 
Data Acquisition in Sensor Network Using an Autonomous Path
Found in: 2012 International Conference on Connected Vehicles and Expo (ICCVE)
By Van M. Chhieng,Raymond K. Wong,Simon Fong
Issue Date:December 2012
pp. 179-184
Data acquisition in a wireless sensor network typically involves routing data from numerous sensors toward a static sink or a base station. To achieve this efficiently, mobile sink strategies have been investigated by numerous researchers. However, a thoro...
 
Context-Aware Service Recommendation for Moving Connected Devices
Found in: 2012 International Conference on Connected Vehicles and Expo (ICCVE)
By Raymond K. Wong,Victor W. Chu,Tianyong Hao,Jian Wang
Issue Date:December 2012
pp. 136-141
Finding and recommending suitable services for moving, connected devices are increasingly important due to the popularity of mobile Internet. While recent research has attempted to use role-based approaches to recommend services, role discovery is still an...
 
Modelling and Manipulating Multidimensional Data in Semistructured Databases
Found in: Database Systems for Advanced Applications, International Conference on
By Raymond K. Wong, Franky Lam, M. A. Orgun
Issue Date:April 2001
pp. 0014
Abstract: Multidimensional information is pervasive in many computer applications including time series, spatial information, data warehousing, and visual data. While semistructured data or XML is becoming more and more popular for information integration ...
 
A Role-Based Access Control Model for XML Repositories
Found in: Web Information Systems Engineering, International Conference on
By Hao He, Raymond K. Wong
Issue Date:June 2000
pp. 0138
XML has recently attracted many software vendors, business organizations and research institutions over the world as a promising way to represent Web information. The availability of large amounts of XML data on the Web raises severs al issues that the XML...
 
Framework for timely and accurate ads on mobile devices
Found in: Proceeding of the 18th ACM conference on Information and knowledge management (CIKM '09)
By Alex Penev, Raymond K. Wong
Issue Date:November 2009
pp. 1067-1076
We propose a framework for mobile advertising covering Value-Added Services where an ad-database is maintained on the device and both selection and display are dictated by the device. Advantages over existing mobile marketing are that ads are more timely, ...
     
Grouping hyperlinks for improved voice/mobile accessibility
Found in: Proceedings of the 2008 international cross-disciplinary workshop on Web accessibility (W4A) (W4A '08)
By Alex Penev, Raymond K. Wong
Issue Date:April 2008
pp. 85-92
The majority of websites focus on the presentation of content as opposed to meeting standards or accessibility requirements. Accessibility is important for the future of the web: sites that are easier to use on a wider range of devices will likely attract ...
     
Finding similar pages in a social tagging repository
Found in: Proceeding of the 17th international conference on World Wide Web (WWW '08)
By Alex Penev, Raymond K. Wong
Issue Date:April 2008
pp. 1-7
Social tagging describes a community of users labeling web content with tags. It is a simple activity that enriches our knowledge about resources on the web. For a computer to help users search the tagged repository, it must know when tags are good or bad....
     
Querying and maintaining a compact XML storage
Found in: Proceedings of the 16th international conference on World Wide Web (WWW '07)
By Franky Lam, Raymond K. Wong, William M. Shui
Issue Date:May 2007
pp. 1073-1082
As XML database sizes grow, the amount of space used for storing the data and auxiliary data structures becomes a major factor in query and update performance. This paper presents a new storage scheme for XML data that supports all navigational operations ...
     
Managing and querying multi-version XML data with update logging
Found in: Proceedings of the 2002 ACM symposium on Document engineering (DocEng '02)
By Nicole Lam, Raymond K. Wong
Issue Date:November 2002
pp. 74-81
With the increasing popularity of storing content on the WWW and intranet in XML form, there arises the need for the control and management of this data. As this data is constantly evolving, users want to be able to query previous versions, query changes i...
     
The extended XQL for querying and updating large XML databases
Found in: Proceedings of the 2001 ACM Symposium on Document engineering (DocEng '01)
By Raymond K. Wong
Issue Date:November 2001
pp. 95-104
XQL has been argued as just a model for asking for specific sets of elements with very limited query capability. This paper proposes several extensions of XQL to address the issues. The extensions include full-text indexed search, path variables, joins, se...
     
Structural proximity searching for large collections of semi-structured data
Found in: Proceedings of the tenth international conference on Information and knowledge management (CIKM'01)
By Michael Barg, Raymond K. Wong
Issue Date:October 2001
pp. 175-182
The richness of the XML data format allows data to be structured in a way which precisely captures the semantics required by the author. It is the structure of the data, however, which forms the basis of all XML query languages. Without at least some notio...
     
Structural inference for semistructured data
Found in: Proceedings of the tenth international conference on Information and knowledge management (CIKM'01)
By Jason Sankey, Raymond K. Wong
Issue Date:October 2001
pp. 159-166
Semistructured data presents many challenges, mainly due to its lack of a strict schema. These challenges are further magnified when large amounts of data are gathered from heterogeneous sources. We address this by investigation and development of methods ...
     
RBAC support in object-oriented role databases
Found in: Proceedings of the second ACM workshop on Role-based access control (RBAC '97)
By Raymond K. Wong
Issue Date:November 1997
pp. 109-120
ARMI is a communication library that provides a framework for expressing fine-grain parallelism and mapping it to a particular machine using shared-memory and message passing library calls. The library is an advanced implementation of the RMI protocol and ...
     
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