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PAMI
2002
86views more  PAMI 2002»
13 years 4 months ago
Recognizing Mathematical Expressions Using Tree Transformation
We describe a robust and efficient system for recognizing typeset and handwritten mathematical notation. From a list of symbols with bounding boxes the system analyzes an expressio...
Richard Zanibbi, Dorothea Blostein, James R. Cordy
PODS
2007
ACM
104views Database» more  PODS 2007»
14 years 4 months ago
XML transformation by tree-walking transducers with invisible pebbles
The pebble tree automaton and the pebble tree transducer are enhanced by additionally allowing an unbounded number of `invisible' pebbles (as opposed to the usual `visible�...
Joost Engelfriet, Hendrik Jan Hoogeboom, Bart Samw...
GREC
2003
Springer
13 years 9 months ago
Recognition of On-line Handwritten Mathematical Expressions Using a Minimum Spanning Tree Construction and Symbol Dominance
We present a structural analysis method for the recognition of on-line handwritten mathematical expressions based on a minimum spanning tree construction and symbol dominance. The ...
Ernesto Tapia, Raúl Rojas
ICDAR
2007
IEEE
13 years 11 months ago
Aspects of Mathematical Expression Analysis in Arabic Handwriting
We address the question of recognizing handwritten mathematics in Arabic and related languages. After presenting an overview of the major styles used to express mathematics in the...
Elena S. Smirnova, Stephen M. Watt
ICDAR
2005
IEEE
13 years 10 months ago
Using Fuzzy Logic to Analyze Superscript and Subscript Relations in Handwritten Mathematical Expressions
Handwritten mathematical notation contains ambiguities of various kinds. Here we focus on ambiguity in spatial relationships; in particular, we use fuzzy logic to treat ambiguity ...
Ling Zhang, Dorothea Blostein, Richard Zanibbi