Mixing Qualitative Methods

Mixing Qualitative and Quantitative Methods: Triangulation in Action

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cient Methods for Qualitative

The theoretical properties of qualitative spatial reasoning in the RCC-8 framework have been analyzed extensively. However, no empirical investigation has been made yet. Our experiments show that the adaption of the algorithms used for qualitative temporal reasoning can solve large RCC-8 instances, even if they are in the phase transition region { provided that one uses the maximal tractable su...

Qualitative research methods.

The use of rigorous qualitative research methods can enhance the development of quality measures, the development and dissemination of comparative quality reports, as well as quality improvement efforts. This paper describes how such methods have been and can be used, and identifies how to improve the use of such methods in studying quality of care. Focus groups and cognitive interviews are now...

Qualitative Analysis Methods

New Methods in Qualitative Calculus

A qualitative calculus based on signs was first developed by economists to overcome one major difficulty: we often face a lack of quantitative data. A number of methods such as comparative statics were proposed to solve qualitative-model-based problems. A new interest has recently arisen in qualitative methods as applied to process control, control theory, and artificial intelligence (the autho...