Consider a supervised learning problem in which examples contain both numerical-and textvalued features. To use traditional feature-vector-based learning methods, one could treat the presence or absence of a word as a Boolean feature and use these binary-valued features together with the numerical f
A numerical phytoclimatic classification of China
β Scribed by Sun Cheng Yong; Enrico Feoli
- Publisher
- Springer
- Year
- 1991
- Tongue
- English
- Weight
- 989 KB
- Volume
- 35
- Category
- Article
- ISSN
- 0020-7128
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## Abstract Coefficient C is a synthetic index from the third correlative equation, which represents the state of moisture in a region and may be used for assigning vegetation zonality. The third correlative equation is a new equation concerning heat and water balance from knowledge of evaporation
We classified agroforestry systems in China by system type and system unit. A system type is defined as a homogenous group whose major components are closely related economically, socially, and environmentally. A system unit is defined as a basic functional unit that reveals the specific biological