I am happy to announce that the following paper has been accepted to the
13th International Conference on Document Analysis and Recognition (ICDAR)
that will take place in Gammarth, Tunisia, on August 23 - 26, 2015:
Using histogram representation and Earth Mover's Distance
as an evaluation tool for text detection
Stefania Calarasanu (1), Jonathan Fabrizio (1) and Séverine Dubuisson (2)
(1) LRDE-EPITA, 14-16, rue Voltaire, F-94276, Le Kremlin
Bicêtre, France
(2) CNRS, UMR 7222, ISIR, F-75005, Paris, France
Abstract:
In the context of text detection evaluation, it is essential to use
protocols that are capable of describing both the quality and the
quantity aspects of detection results. In this paper we propose
a novel visual representation and evaluation tool that captures the
whole nature of a detector by using histograms. First, two histograms
(coverage and accuracy) are generated to visualize the different
characteristics of a detector. Secondly, we compare these two
histograms to a so called optimal one to compute representative
and comparable scores. To do so, we introduce the usage of the
Earth Mover's Distance as a reliable evaluation tool to estimate recall
and precision scores. Results obtained on the ICDAR 2013 dataset
show that this method intuitively characterizes the accuracy of a
text detector and gives at a glance various useful characteristics
of the analyzed algorithm.
Ana Stefania Calarasanu
___________________________________________________
PhD Student
EPITA Research and Development Laboratory (LRDE)
14-16 rue Voltaire, 94276 Le Kremlin-Bicêtre CEDEX, France
https://www.lrde.epita.fr/wiki/User:Calarasanu
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