This paper explores how background knowledge from freely available web resources can be utilised for Textual Case Based Reasoning. The work reported here extends the existing Explicit Semantic Analysis approach to rep...
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Year 2009 marks the completion of 50 years of the invention of CORDIC (COordinate Rotation DIgital computer) by Jack E. Volder. The beauty of CORDIC lies in the fact that by simple shift-add operations, it can perform...
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This paper deals with two relatively less well studied problems in Textual CBR, namely visualizing and evaluating complexity of textual case bases. The first is useful in case base maintenance, the second in making in...
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Contextual grammars were introduced by Marcus (Revue Roumaine de Mathematiques Pures et Appliquees 14:525-1534, 1969) based on the basic phenomenon in descriptive linguistics, that of acceptance of a word by a context...
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Splicing Array Grammar Systems (SAGS) generating pictures of rectangular arrays of symbols are introduced. The components consist of two-dimensional tabled matrix Grammars working in parallel and arrays generated in t...
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Hexagonal tiling systems, hexagonal local picture languages and hexagonal recognizable picture languages are defined in this paper. Hexagonal Wang tiles and systems are also introduced. It is noticed that the family o...
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We consider array languages (sets of pictures consisting of symbols placed in the lattice points of the 2D grid) and the possibility to handle them with P systems. After proving binary normal forms for array matrix gr...
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