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Wednesday, January 05, 2005

Evolution  

This link defines the term evolution as "the process of change in the traits of organisms or populations over time. Evolution, through the process of natural selection, can lead to the formation of new species." Darwin's theory of natural selection of population is the main feature of evolution of living beings.

I would like to draw parallels between general nature of information and evolutionary aspects we talked about earlier. Information has its ever changing nature. Meaning of information changes with respect to time and context. Information also grows (normally) with time at a variable rate. With this background, can we safely say, information is of evolutionary nature? It is important to state this because evolutionary nature of information should give rise to dynamic models for its representation. Knowledge or information representation models currently followed by Information retrieval researchers are static.
Once the term x document matrix is formed each term gets its mathematical value to be represented in the vector space. But each term holds this static value all throughout this model. In reality each term in this space changes its importance according to its relevance with respect to what the query term is. What we need to look at is the possibility of dynamic model that changes its representation as the very knowledge its representing changes its course. This would be truly evolutionary model of information representation.

I would like to name this Information Evolution Model of Knowledge representation as it addresses the evolutionary nature of information.


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