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Active contour model, also called snakes, is a framework in computer vision introduced by Michael Kass, Andrew Witkin, and Demetri Terzopoulos [1] for delineating an object outline from a possibly noisy 2D image.
The word anaconda is derived from the name of a snake from Ceylon that John Ray described in Latin in his Synopsis Methodica Animalium (1693) as serpens indicus bubalinus anacandaia zeylonibus, ides bubalorum aliorumque jumentorum membra conterens. [7] Ray used a catalogue of snakes from the Leyden museum supplied by Dr. Tancred Robinson.
This is a list of extant snakes, given by their common names. Note that the snakes are grouped by name, and in some cases the grouping may have no scientific basis.
The Amerophidia, [1] also known as amerophidian snakes, are a clade of snakes that contains two families: Aniliidae (containing a single species, Anilius scytale, the American red pipe snake or false coral snake) and the boa-like Tropidophiidae (containing two genera, Trachyboa (with two species) and Tropidophis (with either 17 or 33, depending on the authority)).
The Bluff Downs giant python (Liasis dubudingala) is an extinct species of snake from Queensland, Australia, that lived during the Early Pliocene.Named in 2002, Liasis dubudingala was likely the biggest snake found in Australia, with a total length of up to 9 m (30 ft).
The Boidae, commonly known as boas or boids, [3] are a family of nonvenomous snakes primarily found in the Americas, as well as Africa, Europe, Asia, and some Pacific islands. Boas include some of the world's largest snakes, with the green anaconda of South America being the heaviest and second-longest snake known; in general, adults are medium ...
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Until very recently, this genus was classified in the family Atractaspididae.However, a phylogenomic study published in 2023 on the Molecular Phylogenetics and Evolution journal has concluded that the genus should be re-classified into an autonomous family, apart from Atractaspididae, and thus created a new family called Micrelapidae, which constitutes a new Afro-Asian family of snakes.