Artificial intelligence (AI) | Definition, Examples, Types ...
2024年11月22日 · Artificial intelligence (AI), the ability of a digital computer or computer-controlled robot to perform tasks commonly associated with intelligent beings. The term is frequently applied to the project of developing systems with the ability to reason, discover meaning, generalize, or learn from past experiences.
Taxonomy | Definition, Examples, Levels, & Classification | Britannica
2024年11月18日 · taxonomy, in a broad sense the science of classification, but more strictly the classification of living and extinct organisms—i.e., biological classification. The term is derived from the Greek taxis (“arrangement”) and nomos (“law”).
Stellar classification | Types, Spectral Classes & Luminosity
2024年10月18日 · stellar classification, scheme for assigning stars to types according to their temperatures as estimated from their spectra. The generally accepted system of stellar classification is a combination of two classification schemes: the Harvard system, which is based on the star’s surface temperature , and the MK system, which is based on the ...
Fungus - Classification, Types, Reproduction | Britannica
2024年10月23日 · Classification of the fungi Distinguishing taxonomic features. The following classification is adapted from Ainsworth & Bisby’s Dictionary of the Fungi, 10th ed. (2008), and has been amended to adopt the phylogenetic arrangement from the Assembling the Fungal Tree of Life (AFTOL) project funded by the U.S. National Science Foundation. AFTOL ...
Taxonomy - Linnaean System, Classification, Naming | Britannica
2024年11月18日 · Linnaeus attempted a natural classification but did not get far. His concept of a natural classification was Aristotelian; i.e., it was based on Aristotle’s idea of the essential features of living things and on his logic.
Human intelligence | Definition, Types, Test, Theories, & Facts ...
2024年10月30日 · However, the question of what, exactly, defines human intelligence is contested, particularly among researchers of artificial intelligence, though there is broader agreement that intelligence consists of multiple processes, rather than being a single ability.
Insect | Definition, Characteristics, Types, Beneficial, Pest ...
2024年10月22日 · insect, (class Insecta or Hexapoda), any member of the largest class of the phylum Arthropoda, which is itself the largest of the animal phyla. Insects have segmented bodies, jointed legs, and external skeletons (exoskeletons).
Mammal | Definition, Characteristics, Classification, Examples,
2024年10月31日 · mammal, (class Mammalia), any member of the group of vertebrate animals in which the young are nourished with milk from special mammary glands of the mother. In addition to these characteristic milk glands, mammals are distinguished by several other unique features.
Periodic table | Definition, Elements, Groups, Charges, Trends,
2024年11月10日 · Classification of the elements. The first periodic table; Other versions of the periodic table; Predictive value of the periodic law. Discovery of new elements; Significance of atomic numbers; Elucidation of the periodic law
Artificial intelligence - Machine Learning, Robotics, Algorithms ...
2024年11月21日 · Artificial intelligence - Machine Learning, Robotics, Algorithms: AI research follows two distinct, and to some extent competing, methods, the symbolic (or “top-down”) approach, and the connectionist (or “bottom-up”) approach.