Lookahead or Look Ahead may refer to: * A parameter of some combinatorial search algorithms, describing how deeply the graph representing the problem is explored * A parameter of some parsing algorithms; the maximum number of tokens that a parser can use to decide which rule to use * In

dynamic range compression Dynamic range compression (DRC) or simply compression is an audio signal processing operation that reduces the volume of loud sounds or amplifies quiet sounds, thus reducing or ''compressing'' an audio signal's dynamic range. Compression is c ...

, a signal processing design to avoid compromise between slow attack rates that produce smooth-sounding gain changes, and fast attack rates capable of catching transients *

Look-ahead (backtracking) In backtracking algorithms, look ahead is the generic term for a subprocedure that attempts to foresee the effects of choosing a branching variable to evaluate one of its values. The two main aims of look-ahead are to choose a variable to evaluat ...

, a subprocedure that attempts to predict the effects of choosing a branching variable to evaluate or one of its values *

Lookahead carry unit A lookahead carry unit (LCU) is a logical unit in digital circuit In theoretical computer science, a circuit is a model of computation in which input values proceed through a sequence of gates, each of which computes a function. Circuits of this ...

, a logical unit in digital circuit design used to decrease calculation time in adder units * Look Ahead, a charitable housing association in London * In

regular expression A regular expression (shortened as regex or regexp), sometimes referred to as rational expression, is a sequence of characters that specifies a match pattern in text. Usually such patterns are used by string-searching algorithms for "find" ...

s, an assertion to match characters after the current position

Education

*''Look Ahead'', 1990s

English as a foreign language English as a second or foreign language refers to the use of English by individuals whose native language is different, commonly among students learning to speak and write English. Variably known as English as a foreign language (EFL), Engli ...

multimedia classroom project by BBC English and other organisations

Music

* ''Look Ahead'' (Pat Boone album), 1968 *''Look Ahead'', 1992 album by

Gerald Veasley Gerald Veasley (born July 28, 1955) is an American jazz bass guitarist. Veasley was born and raised in West Philadelphia, where he played in R&B groups as a teenager. He received a bass guitar for Christmas from his dad when he was 12 years old ...

*''Look Ahead'', 1995 album by

Danny Tenaglia Daniel "Danny" Tenaglia (born March 7, 1961) is an Italian American DJ and record producer. Biography Early life Tenaglia left New York in 1985 and started DJing in Miami as a resident at Cheers nightclub, playing classic New York and Chicago ...

*"Look Ahead", 1992 song by Pat Metheny on the album '' Secret Story'' *"Look Ahead", 2014 song by rapper Future, on the album ''

Honest (Future album) ''Honest'' is the second studio album by American rapper Future. It was released on April 22, 2014, through A1 Recordings and Freebandz, and distributed by Epic Records. The album features guest appearances from Pharrell, Pusha T, Casino, Wiz Kh ...

Education

Music

See also