One of the key components of current Web search engines is the document collector. This paper describes CoBWeb, an automatic document collector, whose architecture is distributed ...
Altigran Soares da Silva, Eveline A. Veloso, Paulo...
In this paper, we propose an innovative approach to extracting semi-structured data from Web sources. The idea is to collect a couple of example objects from the user and to use t...
Berthier A. Ribeiro-Neto, Alberto H. F. Laender, A...
Collaborative Virtual Environments (CVE) support the collaboration, communication and social interaction among users in virtual spaces. In this paper we present a customizable CVE...
Roberto C. Portugal, Luis A. Guerrero, David A. Fu...
The majority of recent Cross-Language Information Retrieval (CLIR) research has focused on European languages. CLIR problems that involve East Asian languages such as Chinese intr...
This work presents an e cient linear average time algorithm to sort lists of integers that follow skewed distributions. It also studies a particular case where the list follows th...
Edleno Silva de Moura, Gonzalo Navarro, Nivio Zivi...
Modern computer-supported cooperative work applications (CSCW) supporting same-time/different-place interaction are required to open several communication channels. Each of these ...
Approximate string matching is an important paradigm in domains ranging from speech recognition to information retrieval and molecular biology. In this paper, we introduce a new f...
One resource playing a critical role in electronically supported decision-making groups is the facilitator. Facilitation is a complex task, encompassing social abilities, pre-meet...
: A variety of technologies is being used to replace or supplement the face-to-face learning process, including the World Wide Web. In this paper we present AulaNet, an environment...
Ricardo Choren, Carlos Laufer, Marcelo Blois, Vivi...
Collaborative applications provide a group of users with the facility to communicate and share data in a coordinate way. In this paper we propose a pattern system to design the ba...