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» Containment Join Size Estimation: Models and Methods
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ADBIS
2000
Springer
103views Database» more  ADBIS 2000»
13 years 9 months ago
Size Estimation of the Intersection Join between Two Line Segment Datasets
Abstract. In this paper we provide a theoretical framework for estimating the size of the intersection join between two line segment datasets (e.g., roads, railways, utilities). Fo...
Enrico Nardelli, Guido Proietti
EDBT
2004
ACM
174views Database» more  EDBT 2004»
14 years 4 months ago
Processing Data-Stream Join Aggregates Using Skimmed Sketches
There is a growing interest in on-line algorithms for analyzing and querying data streams, that examine each stream element only once and have at their disposal, only a limited amo...
Sumit Ganguly, Minos N. Garofalakis, Rajeev Rastog...
CVPR
2012
IEEE
11 years 7 months ago
The use of on-line co-training to reduce the training set size in pattern recognition methods: Application to left ventricle seg
The use of statistical pattern recognition models to segment the left ventricle of the heart in ultrasound images has gained substantial attention over the last few years. The mai...
Gustavo Carneiro, Jacinto C. Nascimento
GFKL
2004
Springer
137views Data Mining» more  GFKL 2004»
13 years 10 months ago
Density Estimation and Visualization for Data Containing Clusters of Unknown Structure
Abstract. A method for measuring the density of data sets that contain an unknown number of clusters of unknown sizes is proposed. This method, called Pareto Density Estimation (PD...
Alfred Ultsch
SIGMOD
2003
ACM
129views Database» more  SIGMOD 2003»
14 years 4 months ago
Efficient Processing of Joins on Set-valued Attributes
Object-oriented and object-relational DBMS support setvalued attributes, which are a natural and concise way to model complex information. However, there has been limited research...
Nikos Mamoulis