Top-down parsing in computer science is a parsing strategy where one first looks at the highest level of the parse tree and works down the parse tree by...
11 KB (1,368 words) - 14:32, 2 August 2024
Top-Down Parsing Language (TDPL) is a type of analytic formal grammar developed by Alexander Birman in the early 1970s in order to study formally the behavior...
7 KB (922 words) - 22:56, 20 February 2024
top-down parsers do. Bottom-up parsing is sometimes done by backtracking. But much more commonly, bottom-up parsing is done by a shift-reduce parser such...
4 KB (506 words) - 19:08, 23 June 2025
of parser generators Parse tree Top-down parsing Bottom-up parsing Rosenkrantz, D. J.; Stearns, R. E. (1970). "Properties of Deterministic Top Down Grammars"...
31 KB (4,481 words) - 22:37, 23 May 2025
two ways: Top-down parsing Top-down parsing can be viewed as an attempt to find left-most derivations of an input-stream by searching for parse trees using...
37 KB (4,880 words) - 03:36, 30 May 2025
but are less likely to be useful for parsing natural languages where disambiguation may have to be global. A parsing expression is a kind of pattern that...
47 KB (6,505 words) - 20:06, 19 June 2025
physiology Top-down processing, in Pattern recognition (psychology) Top-down and bottom-up design of information ordering Top-down parsing, a parsing strategy...
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Memoization (redirect from Memoizing parsers)
left-recursive grammars). Their top-down parsing algorithm also requires polynomial space for potentially exponential ambiguous parse trees by 'compact representation'...
30 KB (3,741 words) - 09:02, 17 January 2025
descent parsing strategy that facilitates modular piecewise construction and testing. This parsing technique is called combinatory parsing. Parsers using...
13 KB (1,678 words) - 10:15, 11 January 2025
In computer science, a recursive descent parser is a kind of top-down parser built from a set of mutually recursive procedures (or a non-recursive equivalent)...
10 KB (1,109 words) - 12:39, 25 October 2024
structure to last. In top-down parsing, on the other hand, one first looks at the highest level of the parse tree and works down the parse tree by using the...
34 KB (4,213 words) - 13:44, 24 May 2025
parser). LR parsers can handle a larger range of languages and grammars than precedence parsers or top-down LL parsing. This is because the LR parser...
62 KB (8,130 words) - 20:10, 28 April 2025
Top-Down Parsing in Python" (2008) by Fredrik Lundh Archived 2015-02-28 at the Wayback Machine Tutorial using Java: "Pratt Parsers: Expression Parsing Made...
16 KB (1,839 words) - 15:28, 5 March 2025
Left recursion (category Parsing)
"Modular and Efficient Top-Down Parsing for Ambiguous Left-Recursive Grammars" (PDF). 10th International Workshop on Parsing Technologies (IWPT), ACL-SIGPARSE:...
13 KB (2,312 words) - 18:17, 25 May 2025
can be incorporated conveniently in both top-down parsing and bottom-up parsing. Specifications for parser generators in the Yacc family can be broadly...
1 KB (151 words) - 13:55, 17 September 2017
parser is a type of chart parser mainly used for parsing in computational linguistics, named for its inventor. Another chart parsing algorithm is the Cocke-Younger-Kasami...
2 KB (267 words) - 12:44, 29 November 2024
it takes parsing expression grammars (PEGs) as input rather than LL grammars. In 1970, Alexander Birman laid the groundwork for packrat parsing by introducing...
32 KB (1,852 words) - 05:51, 25 May 2025
evaluation in L-attributed grammars can be incorporated conveniently in top-down parsing. A syntax-directed definition is L-attributed if each inherited attribute...
2 KB (243 words) - 05:50, 17 July 2020
In computer science, the Earley parser is an algorithm for parsing strings that belong to a given context-free language, though (depending on the variant)...
16 KB (1,587 words) - 01:05, 28 April 2025
Programming in MetaLisp Gyuri Lajos's thesis 1992 University of Leeds The system used the very same Top Down Parsing Language algorithm that powered Tree-Meta...
5 KB (485 words) - 23:43, 27 May 2025
structure and semantics of a parser for the language. Examples of analytic grammar formalisms include the following: Top-down parsing language (TDPL): a highly...
24 KB (3,450 words) - 20:46, 12 May 2025
the parse table, each reduction to S uses Follow(S) as its LR(1) lookahead set. Such follow sets are also used by generators for LL top-down parsers. A...
6 KB (871 words) - 11:35, 11 May 2025
algorithm), finding the closest pair of points, syntactic analysis (e.g., top-down parsers), and computing the discrete Fourier transform (FFT). Designing efficient...
21 KB (2,894 words) - 09:50, 14 May 2025
JavaCC (category Parser generators)
grammar written in EBNF notation. Unlike yacc, however, JavaCC generates top-down parsers. JavaCC can resolve choices based on the next k input tokens, and so...
4 KB (249 words) - 21:55, 4 June 2024
parsing methods most commonly used for parsing programming languages, LR parsing and its variations, are shift-reduce methods. The precedence parsers...
20 KB (2,667 words) - 20:45, 28 April 2025
the 1970s. A bottom-up parser can be seen as an inversion of a top-down parser: in the one case, the control lies with the parser, while in the other case...
13 KB (1,498 words) - 23:57, 25 May 2025
James P. Schmeiser; David T. Barnard (1995). Producing a top-down parse order with bottom-up parsing. Elsevier North-Holland. Igor Aleksander; F. Keith Hanna...
32 KB (3,851 words) - 14:40, 16 April 2025
TMG (language) (category Parser generators)
of the algorithms was named TMG recognition scheme (or simply TS). Top-down parsing language Yacc "Early Translator Writing Systems - Brooker-Morris Compiler...
9 KB (808 words) - 12:41, 29 November 2024
program, for analysing genetic recombination Recursive descent parser, a type of top-down parser Remote Desktop Protocol, a Microsoft remote access network...
1 KB (164 words) - 12:12, 1 November 2024