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Displaying 1-30 out of 30 total
SLA Driven Process Security through Monitored E-contracts
Found in: Services Computing, IEEE International Conference on
By Ritesh Kumar Tiwari, Vishal Dwivedi, Kamalakar Karlapalem
Issue Date:July 2007
pp. 28-35
In this work we look into the domain of process security from a service perspective. Most often process security has been enacted through service level agreements (SLA) and business agreements. However, in a multi-party environment such as business process...
 
A Methodology for Evolving E-Contracts Using Templates
Found in: IEEE Transactions on Services Computing
By P. Radha Krishna,Kamalakar Karlapalem
Issue Date:October 2013
pp. 497-510
E-contract evolves over a period of time due to changes in e-contract environment. E-contract evolution adversely affects the execution of e-contracts. An e-contract is specified by a model at conceptual level, supported by a database management system (DB...
 
BODY -- Buckets of Disease Symptoms for Disease Outbreak Analysis
Found in: Data Mining Workshops, International Conference on
By Hanisha Veeramachaneni, Soujanya Vadapalli, Kamalakar Karlapalem
Issue Date:December 2010
pp. 442-449
Active day-to-day analysis of hospital record entries can help alert possible disease outbreaks. Such information could help health authorities in planning prevention and minimizing the influence of the disease outbreak. Given a set of hospital entry recor...
 
Electronic Contracts
Found in: IEEE Internet Computing
By P. Radha Krishna, Kamalakar Karlapalem
Issue Date:July 2008
pp. 60-68
As service-oriented computing increases, so does the role of e-contracts in helping business partners automate contractual agreements and relationships. The key challenge is to translate traditional contracts into executable e-contracts in a way that facil...
 
Study of Execution Centric Payment Issues in E-contracts
Found in: Services Computing, IEEE International Conference on
By K. Vidyasankar, P. Radha Krishna, Kamalakar Karlapalem
Issue Date:July 2008
pp. 135-142
A contract is a legal agreement involving parties, activities, clauses and payments. The activities are to be executed by the parties satisfying the clauses, in accordance with the associated terms of payment. An e-contract is a contract modeled, specified...
 
State of the Art in Modeling and Deployment of Electronic Contracts
Found in: Web Services, IEEE International Conference on
By Kamalakar Karlapalem, Pisipati Radha Krishna
Issue Date:July 2007
pp. xxxviii
Modeling and deployment of e-contracts is a challenging task because of the involvement of both technological and business aspects. There are several frameworks and systems available in the literature. Some works mainly deal with the automatic handling of ...
   
MARGIN: Maximal Frequent Subgraph Mining
Found in: Data Mining, IEEE International Conference on
By Lini T Thomas, Satyanarayana R Valluri, Kamalakar Karlapalem
Issue Date:December 2006
pp. 1097-1101
The exponential number of possible subgraphsmakes the problem of frequent subgraph mining a challenge. The set of maximal frequent subgraphs is much smaller to that of the set of frequent subgraphs, thus providing ample scope for pruning. MARGIN is a maxim...
 
Improving the Response Time of Business Processes: An Alert-Based Analytical Approach
Found in: Hawaii International Conference on System Sciences
By Eleanna Kafeza, Dickson K. W. Chiu, Kamalakar Karlapalem
Issue Date:January 2006
pp. 30a
Large enterprises in application domains such as finance, banking, travel services, and hospital management use business processes for their day-to-day business. An integral part of these business processes are the nested processes (composed as multiple le...
   
Enacting Conformance Assessment of Business Processes — An ebXML Based Approach in E-ADOME
Found in: Computer Software and Applications Conference, Annual International
By Zhe Shan, Qing Li, Kamalakar Karlapalem
Issue Date:September 2004
pp. 38-43
In the business world, the conformance of respective business processes plays a significant role in the collaboration of business partners. Today, e-commerce technologies such as BPEL4WS and ebXML have enabled enterprizes to collaborate at the business pro...
 
An Evaluation of Vertical Class Partitioning for Query Processing in Object-Oriented Databases
Found in: IEEE Transactions on Knowledge and Data Engineering
By Chi-wai Fung, Kamalakar Karlapalem, Qing Li
Issue Date:September 2002
pp. 1095-1118
<p><b>Abstract</b>—Vertical partitioning is a design technique for reducing the number of disk accesses to execute a given set of queries by minimizing the number of irrelevant instance variables accessed. This is accomplished by grouping...
 
E-ADOME: Enacting Composite E-services in an Advanced Workflow Environment
Found in: Computer Software and Applications Conference, Annual International
By Dickson K.W. Chiu, Kamalakar Karlapalem, Qing Li
Issue Date:October 2001
pp. 311
E-services refer to services provided via the Internet. To provide value-added and composite e-services, we need an information system that can coordinate API-based, interactive web-based and human agents, internal and external to an organization. In this ...
 
A Framework for Speeding up Workflow Instances by Exploiting Alternate Paths
Found in: Advanced Issues of E-Commerce and Web-Based Information Systems, International Workshop on
By Eleanna Kafeza, Kamalakar Karlapalem
Issue Date:June 2001
pp. 0136
Abstract: Workflow systems have been deployed in organizations to facilitate efficient, consistent, and accurate handling of business processes. But as in real life, there are many different ways to do work, with varying cost and completion times. In this ...
 
Speeding Up Electronic Commerce Activities Using CapBasED-AMS
Found in: Advanced Issues of E-Commerce and Web-Based Information Systems, International Workshop on
By Eleanna Kafeza, Kamalakar Karlapalem
Issue Date:June 2000
pp. 192
CapBasED-AMS is a capability based and event driven activity management system that supports specification and execution of activities using cooperative information systems paradigm. In CapBasED, an activity consists of interdependent tasks (atomic activit...
 
Web Interface-Driven Cooperative Exception Handling in ADOME Workflow Management System
Found in: Web Information Systems Engineering, International Conference on
By Dickson K.W. Chiu, Kamalakar Karlapalem, Qing Li
Issue Date:June 2000
pp. 0174
Exception handling in workflow management systems (WFMSs) is a very important problem since it is not possible to specify all possible outcomes and alternatives. On the other hand, cooperative support for user-driven computer supported resolution of unexpe...
 
OLAP Query Processing for Partitioned Data Warehouses
Found in: Database Applications in Non-Traditional Environments, International Symposium on
By Ladjel Bellatreche, Kamalakar Karlapalem, Mukesh Mohania
Issue Date:November 1999
pp. 35
On-line analytical processing (OLAP) queries can take hours or even days to execute on very large data warehouses. Therefore, there is a need to employ techniques that can facilitate efficient execution of these queries. Data partitioning concept that has ...
 
Response Time Driven Multimedia Data Objects Allocation for Browsing Documents in Distributed Environments
Found in: IEEE Transactions on Knowledge and Data Engineering
By Siu-Kai So, Ishfaq Ahmad, Kamalakar Karlapalem
Issue Date:May 1999
pp. 386-405
<p><b>Abstract</b>—Distributed information processing, in many world wide web applications, requires access, transfer, and synchronization of large multimedia data objects (MDOs) (such as, audio, video, and images) across the communicatio...
 
Security and Privacy Aspects of SmartFlow Internet Payment System
Found in: Hawaii International Conference on System Sciences
By Patrick C. K. Hung, Kamalakar Karlapalem
Issue Date:January 1999
pp. 8020
Smart cards are replacing traditional magnetic cards for payment transactions. One of the main reasons is enhanced security capabilities that can be built in a smart card. With the high popularity of web technology, there is a trend towards smart cards bei...
   
A Data Allocation Algorithm for Distributed Hypermedia Documents
Found in: Reliable Distributed Systems, IEEE Symposium on
By Siu-Kai So, Ishfaq Ahmad, Kamalakar Karlapalem
Issue Date:October 1998
pp. 473
A major cost in executing queries in a distributed database system is the data transfer cost incurred in transferring relations (fragments) accessed by a query from different sites to the site where the query is initiated. The objective of a data allocatio...
 
Issues in Document Security Enforcement for Activity Execution in CapBasED-AMS
Found in: Information Networking, International Conference on
By Kamalakar Karlapalem, James W. Gray, III, Patrick C.K. Hung
Issue Date:January 1998
pp. 0099
Abstract: The CapBasED-AMS (Capability-based and Event-driven Activity Management System) deals with the management and execution of activities. A Problem Solving Agent (PSA) is a human, or a hardware system, or a software system having an ability to execu...
 
Empirical Evaluation of Data Allocation Algorithms for Distributed Multimedia Database Systems
Found in: Computer Software and Applications Conference, Annual International
By Kamalakar Karlapalem, Ishfaq Ahmad, Siu-Kai So, Yu-Kwong Kwok
Issue Date:August 1997
pp. 296
Given a distributed multimedia database system and a set of queries as well as their frequencies from each site, the objective of a data allocation algorithm is to locate the multimedia data objects (MDOs) at different sites so as to minimize the total dat...
 
A Framework for Designing Materialized Views in Data Warehousing Environment
Found in: Distributed Computing Systems, International Conference on
By Jian Yang, Kamalakar Karlapalem, Qing Li
Issue Date:May 1997
pp. 458
Data warehouses are accessed by different queries with different frequencies. The portions of data accessed by a query can be treated as a view. When these views are related to each other and defined over overlapping portions of the base data, then it may ...
 
Designing an ensemble classifier over subspace classifiers using iterative convergence routine
Found in: Proceedings of the 20th ACM international conference on Information and knowledge management (CIKM '11)
By Bhanukiran Vinzamuri, Kamalakar Karlapalem
Issue Date:October 2011
pp. 693-698
There can be multiple classifiers for a given data set. One way to generate multiple classifiers is to use subspaces of the attribute sets. In this paper, we generate subspace classifiers by an iterative convergence routine to build an ensemble classifier....
     
MARGIN: Maximal frequent subgraph mining
Found in: ACM Transactions on Knowledge Discovery from Data (TKDD)
By Kamalakar Karlapalem, Lini T. Thomas, Satyanarayana R. Valluri
Issue Date:October 2010
pp. 1-42
The exponential number of possible subgraphs makes the problem of frequent subgraph mining a challenge. The set of maximal frequent subgraphs is much smaller to that of the set of frequent subgraphs providing ample scope for pruning. MARGIN is a maximal su...
     
"Wheels of web" visual user interface
Found in: Proceedings of the International Conference on Advanced Visual Interfaces (AVI '10)
By Kamalakar Karlapalem, Sravanthi Kollukuduru
Issue Date:May 2010
pp. 365-368
The primary goal of the work in this paper is to present a novel visual user interface design that can be used by even novice users without much effort. The design of the user interface needs to ensure that the users require short learning curve. A compact...
     
Heidi matrix: nearest neighbor driven high dimensional data visualization
Found in: Proceedings of the ACM SIGKDD Workshop on Visual Analytics and Knowledge Discovery: Integrating Automated Analysis with Interactive Exploration (KDD '09)
By Kamalakar Karlapalem, Soujanya Vadapalli
Issue Date:July 2009
pp. 83-92
Identifying patterns in large high dimensional data sets is a challenge. As the number of dimensions increases, the patterns in the data sets tend to be more prominent in the subspaces than the original dimensional space. A system to facilitate presentatio...
     
Multi agent simulation of unorganized traffic
Found in: Proceedings of the first international joint conference on Autonomous agents and multiagent systems: part 1 (AAMAS '02)
By Alok Reddy Pullalarevu, Kamalakar Karlapalem, Praveen Paruchuri
Issue Date:July 2002
pp. 176-183
Traffic simulation is one of the most complex simulation projects that can be undertaken. The main issues are: modeling of autonomous behavior of drivers, modeling of their interaction, and ability to simulate the traffic and procure reliable realistic res...
     
On efficient storage space distribution among materialized views and indices in data warehousing environments
Found in: Proceedings of the ninth international conference on Information and knowledge management (CIKM '00)
By Kamalakar Karlapalem, Ladjel Bellatreche, Michel Schneider
Issue Date:November 2000
pp. 397-404
Centralized search process requires that the whole collection reside at a single site. This imposes a burden on both the system storage of the site and the network traffic near the site. It thus comes to require the search process to be distributed. Recent...
     
Complex object retrieval via structural join index hierarchy mechanisms: evaluation and selection approaches
Found in: Proceedings of the ninth international conference on Information and knowledge management (CIKM '00)
By Chi-wai Fung, Kamalakar Karlapalem, Qing Li
Issue Date:November 2000
pp. 150-157
Centralized search process requires that the whole collection reside at a single site. This imposes a burden on both the system storage of the site and the network traffic near the site. It thus comes to require the search process to be distributed. Recent...
     
An iterative approach for rules and data allocation in distributed deductive database systems
Found in: Proceedings of the seventh international conference on Information and knowledge management (CIKM '98)
By Kamalakar Karlapalem, Ladjel Bellatreche, Qing Li
Issue Date:November 1998
pp. 356-363
This paper focuses on the consistency issues related to integrating multiple sets of spatial data in spatial information systems such as Geographic Information Systems (GISs). Data sets to be integrated are assumed to hold information about the same geogra...
     
CapBasED-AMS: a capability-based and event-driven activity management system
Found in: Proceedings of the 1996 ACM SIGMOD international conference on Management of data (SIGMOD '96)
By Helen P. Yeung, Kamalakar Karlapalem, Patrick C. K. Hung
Issue Date:June 1996
pp. 219-230
The Prospector Multimedia Object Manager prototype is a general-purpose content analysis multimedia server designed for massively parallel processor environments. Prospector defines and manipulates user defined functions which are invoked in parallel to an...
     
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