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IJAC
2007
89views more  IJAC 2007»
13 years 5 months ago
Bounding Right-Arm Rotation Distances
Abstract. Rotation distance quantifies the difference in shape between two rooted binary trees of the same size by counting the minimum number of elementary changes needed to tra...
Sean Cleary, Jennifer Taback
IPL
2002
74views more  IPL 2002»
13 years 5 months ago
Restricted rotation distance between binary trees
Restricted rotation distance between pairs of rooted binary trees measures differences in tree shape and is related to rotation distance. In restricted rotation distance, the rota...
Sean Cleary
IPL
2000
95views more  IPL 2000»
13 years 5 months ago
An efficient upper bound of the rotation distance of binary trees
A polynomial time algorithm is developed for computing an upper bound for the rotation distance of binary trees and equivalently for the diagonal-flip distance of convex polygons ...
Jean Marcel Pallo
DAWAK
2011
Springer
12 years 5 months ago
An Envelope-Based Approach to Rotation-Invariant Boundary Image Matching
(The original conference version of this paper mischaracterizes the contributions of the current authors, relative to the contributions of Keogh et al. [11, 12]. We would like to ...
Sang-Pil Kim, Yang-Sae Moon, Sun-Kyong Hong
KDD
2004
ACM
182views Data Mining» more  KDD 2004»
14 years 5 months ago
Rotation invariant distance measures for trajectories
For the discovery of similar patterns in 1D time-series, it is very typical to perform a normalization of the data (for example a transformation so that the data follow a zero mea...
Michail Vlachos, Dimitrios Gunopulos, Gautam Das