gradient ascent

gradient ascent
градиентный (наибыстрейший) подъём, алгоритм градиентного подъёма
инкрементный алгоритм оптимизации, или поиска оптимального решения, где приближение к локальному максимуму функции идёт шагами, пропорциональными величине градиента этой функции в текущей точке.
Syn:
steepest ascent
см. тж. gradient descent, hill climbing

Англо-русский толковый словарь терминов и сокращений по ВТ, Интернету и программированию. . 1998-2007.

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Смотреть что такое "gradient ascent" в других словарях:

  • Gradient descent — For the analytical method called steepest descent see Method of steepest descent. Gradient descent is an optimization algorithm. To find a local minimum of a function using gradient descent, one takes steps proportional to the negative of the… …   Wikipedia

  • Gradient — Gra di*ent, n. 1. The rate of regular or graded ascent or descent in a road; grade. [1913 Webster] 2. A part of a road which slopes upward or downward; a portion of a way not level; a grade. [1913 Webster] 3. The rate of increase or decrease of a …   The Collaborative International Dictionary of English

  • gradient maker — Gradient Gra di*ent, n. 1. The rate of regular or graded ascent or descent in a road; grade. [1913 Webster] 2. A part of a road which slopes upward or downward; a portion of a way not level; a grade. [1913 Webster] 3. The rate of increase or… …   The Collaborative International Dictionary of English

  • Gradient post — Gradient Gra di*ent, n. 1. The rate of regular or graded ascent or descent in a road; grade. [1913 Webster] 2. A part of a road which slopes upward or downward; a portion of a way not level; a grade. [1913 Webster] 3. The rate of increase or… …   The Collaborative International Dictionary of English

  • ascent — [n1] upward movement ascendance, ascending, ascension, clambering, climb, climbing, lift, mounting, rise, rising, scaling, spring, take off; concept 166 Ant. decline, descent, lowering ascent [n2] upward slope acclivity, grade, gradient, incline …   New thesaurus

  • ascent — /euh sent /, n. 1. an act of ascending; upward movement; a rising movement: the ascent of a balloon. 2. movement upward from a lower to a higher state, degree, grade, or status; advancement: His ascent to the governorship came after a long… …   Universalium

  • gradient — /gray dee euhnt/, n. 1. the degree of inclination, or the rate of ascent or descent, in a highway, railroad, etc. 2. an inclined surface; grade; ramp. 3. Physics. a. the rate of change with respect to distance of a variable quantity, as… …   Universalium

  • ascent — I (New American Roget s College Thesaurus) Motion upward Nouns 1. ascent, ascension, mounting, rising, climb, rise, escalade; leap; upswing, upsurge, upturn; acclivity, hill; elevation. See obliquity. 2. (means of ascent) flight of steps or… …   English dictionary for students

  • ascent — noun 1) the ascent of the Matterhorn Syn: climbing, scaling, conquest 2) the ascent grew steeper Syn: slope, incline, gradient • Ant: descent, drop …   Synonyms and antonyms dictionary

  • ascent — as•cent [[t]əˈsɛnt[/t]] n. 1) the act of ascending; a rising or climbing movement 2) movement upward from a lower to a higher state, degree, grade, or status; advancement 3) a way or means of ascending; upward slope; acclivity 4) the degree of… …   From formal English to slang

  • gradient — noun Etymology: Latin gradient , gradiens, present participle of gradi Date: 1835 1. a. the rate of regular or graded ascent or descent ; inclination b. a part sloping upward or downward 2. change in the value of a quantity (as temperature,… …   New Collegiate Dictionary


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