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SIBGRAPI
2008
IEEE
16 years 23 days ago
Crop Type Recognition Based on Hidden Markov Models of Plant Phenology
This work introduces a Hidden Markov Model (HMM) based technique to classify agricultural crops. The method recognizes different crops by analyzing their spectral profiles over a ...
P. B. C. Leite, Raul Queiroz Feitosa, A. R. Formag...
WCRE
2008
IEEE
16 years 23 days ago
Reverse Engineering CAPTCHAs
CAPTCHAs are automated Turing tests used to determine if the end-user is human and not an automated program. Users are asked to read and answer Visual CAPTCHAs, which often appear...
Abram Hindle, Michael W. Godfrey, Richard C. Holt
CIVR
2007
Springer
149views Image Analysis» more  CIVR 2007»
16 years 17 days ago
Video copy detection: a comparative study
This paper presents a comparative study of methods for video copy detection. Different state-of-the-art techniques, using various kinds of descriptors and voting functions, are d...
Julien Law-To, Li Chen, Alexis Joly, Ivan Laptev, ...
DAGM
2007
Springer
16 years 17 days ago
Clustered Stochastic Optimization for Object Recognition and Pose Estimation
We present an approach for estimating the 3D position and in case of articulated objects also the joint configuration from segmented 2D images. The pose estimation without initial...
Juergen Gall, Bodo Rosenhahn, Hans-Peter Seidel
GBRPR
2007
Springer
16 years 17 days ago
Graph-Based Methods for Retinal Mosaicing and Vascular Characterization
In this paper, we propose a highly robust point-matching method (Graph Transformation Matching - GTM) relying on finding the consensus graph emerging from putative matches. Such m...
Wendy Aguilar, M. Elena Martínez-Pér...