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2 天前 · The tomato ( / təmeɪtoʊ / or / təmɑːtoʊ /) is the edible berry of the plant Solanum lycopersicum, [1] [2] commonly known as the tomato plant. The species originated in western South America, Mexico, and Central America. [2] [3] The Nahuatl word tomatl gave rise to the Spanish word tomate, from which the English word tomato derives.
- S. lycopersicum
- Solanum
2 天前 · Pyrus dioica Moench. An apple is a round, edible fruit produced by an apple tree ( Malus spp., among them the domestic or orchard apple; Malus domestica ). Apple trees are cultivated worldwide and are the most widely grown species in the genus Malus. The tree originated in Central Asia, where its wild ancestor, Malus sieversii, is still found.
4 天前 · Theodor Seuss Geisel ( / suːsˈɡaɪzəl, zɔɪs -/ ⓘ sooss GHY-zəl, zoyss -; [2] [3] [4] March 2, 1904 – September 24, 1991) [5] was an American children's author and cartoonist. He is known for his work writing and illustrating more than 60 books under the pen name Dr. Seuss ( / suːs, zuːs / sooss, zooss ).
2 天前 · Termitidae. Termites are a group of detritophagous eusocial insects which consume a wide variety of decaying plant material, generally in the form of wood, leaf litter, and soil humus. They are distinguished by their moniliform antennae and the soft-bodied and often unpigmented worker caste for which they have been commonly termed " white ants ...
4 天前 · Euarctos americanus. The American black bear ( Ursus americanus ), also known as the black bear, is a species of medium-sized bear endemic to North America. It is the continent's smallest and most widely distributed bear species. The American black bear is an omnivore, with a diet varying greatly depending on season and location.
2 天前 · In 1869, Goldman Sachs was founded by Marcus Goldman in New York City in a one-room basement office next to a coal chute. In 1882, Goldman's son-in-law Samuel Sachs joined the firm. In 1885, Goldman's son, Henry Goldman, and his son-in-law, Ludwig Dreyfuss, joined the business and the firm adopted its present name, Goldman Sachs & Co. The company pioneered the use of commercial paper for ...
4 天前 · The Kalman filter keeps track of the estimated state of the system and the variance or uncertainty of the estimate. The estimate is updated using a state transition model and measurements. x ^ k ∣ k − 1 {\displaystyle {\hat {x}}_{k\mid k-1}} denotes the estimate of the system's state at time step k before the k-th measurement yk has been ...
