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ICIAP
2007
ACM
14 years 11 months ago
Transformation invariant SOM clustering in Document Image Analysis
In this paper, we propose the combination of the Self Organizing Map (SOM) and of the tangent distance for effective clustering in Document Image Analysis. The proposed model (SOM...
Simone Marinai, Emanuele Marino, Giovanni Soda
DAS
2006
Springer
14 years 2 months ago
Efficient Word Retrieval by Means of SOM Clustering and PCA
Abstract. We propose an approach for efficient word retrieval from printed documents belonging to Digital Libraries. The approach combines word image clustering (based on Self Orga...
Simone Marinai, Stefano Faini, Emanuele Marino, Gi...
ICDAR
2003
IEEE
14 years 4 months ago
Indexing and retrieval of words in old documents
This paper describes a system for efficient indexing and retrieval of words in collections of document images. The proposed method is based on two main principles: unsupervised pr...
Simone Marinai, Emanuele Marino, Giovanni Soda
ICDAR
2003
IEEE
14 years 4 months ago
Postal address block location by contour clustering
We have developed a well performing algorithm for locating address blocks in postal parcel images. Both machine printed and handwritten addresses are processed by the algorithm. T...
Venu Govindaraju, Sergey Tulyakov
DAS
2008
Springer
14 years 28 days ago
A Comparison of Clustering Methods for Word Image Indexing
In this paper we explore the effectiveness of three clustering methods used to perform word image indexing. The three methods are: the Self-Organazing Map (SOM), the Growing Hiera...
Simone Marinai, Emanuele Marino, Giovanni Soda