Abstract. In this paper, we present novel image-derived, invariant features that accurately capture both the geometric and color properties of an imaged object. These features can ...
How should we design visual presentations to explain how a complex system works? One promising approach involves multimedia presentation of explanations in visual and verbal format...
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...