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By default, a Pandas index is a series of integers ascending from 0, similar to the indices of Python arrays. However, indices can use any NumPy data type, including floating point, timestamps, or strings. [4]: 112 Pandas' syntax for mapping index values to relevant data is the same syntax Python uses to map dictionary keys to values.
An n-dimensional multi-index is an -tuple = (,, …,) of non-negative integers (i.e. an element of the -dimensional set of natural numbers, denoted ).. For multi ...
Each complete English word has an arbitrary integer value associated with it. In computer science, a trie ( / ˈ t r aɪ / , / ˈ t r iː / ), also known as a digital tree or prefix tree , [ 1 ] is a specialized search tree data structure used to store and retrieve strings from a dictionary or set.
A small phone book as a hash table. In computer science, a hash table is a data structure that implements an associative array, also called a dictionary or simply map; an associative array is an abstract data type that maps keys to values. [2]
Sparse dictionary learning (also known as sparse coding or SDL) is a representation learning method which aims to find a sparse representation of the input data in the form of a linear combination of basic elements as well as those basic elements themselves. These elements are called atoms, and they compose a dictionary.
Twitch is an American video live-streaming service popular in video games, including broadcasts of esports competitions. It also offers music broadcasts, creative content, and "in real life" streams.
The index is currently being used by the Centers for Medicare & Medicaid Services to adjust financial benchmarks in various Value-based health care models. [48] However, some researchers have pointed out that applying ADI in practice has several limitations. [49] [50] Social Deprivation Index [51] [52] by the American Academy of Family Physicians
Modafinil, sold under the brand name Provigil among others, is a central nervous system (CNS) stimulant and eugeroic (wakefulness promoter) medication used primarily to treat narcolepsy, [3] [8] [15] a sleep disorder characterized by excessive daytime sleepiness and sudden sleep attacks. [16]