• Publications
  • Influence
Why we twitter: understanding microblogging usage and communities
TLDR
It is found that people use microblogging to talk about their daily activities and to seek or share information and the user intentions associated at a community level are analyzed to show how users with similar intentions connect with each other.
KQML as an agent communication language
TLDR
The design of and experimentation with the Knowledge Query and Manipulation Language (KQML), a new language and protocol for exchanging information and knowledge, which is aimed at developing techniques and methodology for building large-scale knowledge bases which are sharable and reusable.
SOUPA: standard ontology for ubiquitous and pervasive applications
TLDR
How SOUPA can be extended and used to support the applications of CoBrA, a broker-centric agent architecture for building smart meeting rooms, and MoGATU, a peer-to-peer data management for pervasive environments are discussed.
An ontology for context-aware pervasive computing environments
TLDR
An inference engine for reasoning with information expressed using the COBRA-ONT ontology and the ongoing research in using the DAML-Time ontology for context reasoning are described.
A policy language for a pervasive computing environment
TLDR
A policy language designed for pervasive computing applications that is based on deontic concepts and grounded in a semantic language that demonstrates the feasibility of the policy language in pervasive environments through a prototype used as part of a secure pervasive system.
UMBC_EBIQUITY-CORE: Semantic Textual Similarity Systems
TLDR
Three semantic text similarity systems developed for the *SEM 2013 STS shared task used a simple term alignment algorithm augmented with penalty terms, and two used support vector regression models to combine larger sets of features.
Enabling Technology for Knowledge Sharing
TLDR
This article presents a vision of the future in which knowledge-based system development and operation is facilitated by infrastructure and technology for knowledge sharing, and describes an initiative currently under way to develop these ideas.
A Proposal for a new KQML Specification
TLDR
Although the di erences regarding the syntax of KQML messages and the reserved performative parameters are minimal, there are signi cant changes regarding the set of reserved performatives, their meaning and intended use.
Delta TFIDF: An Improved Feature Space for Sentiment Analysis
TLDR
Delta TFIDF is presented, an intuitive general purpose technique to efficiently weight word scores before classification to significantly improves accuracy for sentiment analysis problems using three well known data sets.
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