Jefferson cataloged his books using three main categories: Memory, Reason and Imagination.
GPs'speech was classified using nine main categories derived from the Verona medical interview classification system (VR-MICS/D).
Agents are modeled using three main categories of knowledge structures: navigation knowledge (space apprehension map, spatial orientation map, an agents' location map), self knowledge (stable states, dynamic states and the associated functions) and behavioral knowledge (behavior hierarchy).
Texture profiles were analyzed with an ad hoc compiled macro (Exponent v.4, Stable Microsystems), which allowed the distinction of the texture sub-phenotypes using three main categories; mechanical, acoustic and force direction.
EPA, however, added statutory criteria to the scientific considerations by necessity: "EPA plans to use three main categories of information to set priorities: exposure-related information, effects-related information, and statutory criteria" [ 15].
Ethylene use falls into two main categories: 1) as a monomer, from which longer carbon chains are constructed, and 2) as a starting material for other two-carbon compounds.
These techniques and conventions of vocal production are used to create the two main categories of vocalizations in Peking opera: stage speech and song.
The answers to the interviews and open-ended questions in the questionnaire were independently analysed by two researchers using the four main categories from the innovation framework.
The 8 Protective Environment Framework elements are grouped here according to the two main categories used in the UNICEF Global Child Protection Strategy, but they retain their original 'numbers': hence the numbering sequence in the list below is not consecutive but corresponds to the numbers used in the Strategy.
As mentioned in the introduction, previous experiments can be classified into two main categories: those using static images or image sequences.
Two main categories were used for the analysis of the data: full-time workers and part-time workers.
