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This book contains key submissions from the 6th International Conference on Fuzzy Information and Engineering (ICFIE 2012) and the 6th academic conference from Fuzzy Information Engineering Branch of Operation Research Society of China (FIEBORSC 2012).

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Fuzzy Information & Engineering and Operations Research & Management is the monograph from submissions by the 6th International Conference on Fuzzy Information and Engineering (ICFIE2012, Iran) and by the 6th academic conference from Fuzzy Information Engineering Branch of Operation Research Society of China (FIEBORSC2012, Shenzhen,China). It is published by Advances in Intelligent and Soft Computing (AISC). We have received more than 300 submissions. Each paper of it has undergone a rigorous review process. Only high-quality papers are included in it containing papers as follows:

I Programming and Optimization.

II Lattice and Measures.

III Algebras and Equation.

IV Forecasting, Clustering and Recognition.

V Systems and Algorithm.

VI Graph and Network.
VII Others.

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Part I Programming and Optimization.- Part II Lattice and Measures.- Part III Algebras and Equation.- Part IV Forecasting, Clustering and Recognition.- Part V Systems and Algorithm.- Part VI Graph and Network.- Part VII Others.

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