Top-down may refer to:
Arts and entertainment
* "
Top Down
"Top Down" is a song by American hip hop record producer and recording artist Swizz Beatz, included as the eighth track from his debut studio album ''One Man Band Man'' (2007). "Top Down" contains Sampling (music), samples of swirls and riotous b ...
", a 2007 song by Swizz Beatz
* "Top Down", a song by Lil Yachty from ''
Lil Boat 3
''Lil Boat 3'' is the fourth studio album by American rapper Lil Yachty. It was released on May 29, 2020, by Capitol Records, Motown Records, and Quality Control Music. The album serves as the third and final installment of the ''Lil Boat'' ser ...
''
* "Top Down", a song by Fifth Harmony from ''
Reflection Reflection or reflexion may refer to:
Science and technology
* Reflection (physics), a common wave phenomenon
** Specular reflection, reflection from a smooth surface
*** Mirror image, a reflection in a mirror or in water
** Signal reflection, in ...
''
Science
* Top-down reading, is a part of reading science that explains the reader's psycholinguistic strategies in using grammatical and lexical knowledge for comprehension rather than linearly decoding texts.
*
Top-down proteomics
Top-down proteomics is a method of protein identification that either uses an ion trapping mass spectrometer to store an isolated protein ion for mass measurement and tandem mass spectrometry (MS/MS) analysis or other protein purification methods ...
, a method for protein analysis
* Top-down effects, effects of population density on a resource in a
soil food web
The soil food web is the community of organisms living all or part of their lives in the soil. It describes a complex living system in the soil and how it interacts with the environment, plants, and animals.
Food webs describe the transfer of en ...
*
Neural top–down control of physiology
*Top-down processing, in
Pattern recognition (psychology)
In psychology and cognitive neuroscience, pattern recognition describes a cognitive process that matches information from a stimulus with information retrieved from memory.Eysenck, Michael W.; Keane, Mark T. (2003). Cognitive Psychology: A Stude ...
Computing
*
Top-down and bottom-up design
Top-down and bottom-up are both strategies of information processing and knowledge ordering, used in a variety of fields including software, humanistic and scientific theories (see systemics), and management and organization. In practice, they c ...
of information ordering
*
Top-down parsing 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 using the rewriting rules of a formal grammar. LL parsers are a type of parser that uses a top-d ...
, a parsing strategy beginning at the highest level of the parse tree
**
Top-down parsing language Top-Down Parsing Language (TDPL) is a type of analytic grammar, analytic formal grammar developed by Alexander Birman in the early 1970s in order to study formally the behavior of a common class of practical top-down parsing, top-down parsers that s ...
, an analytic formal grammar to study top-down parsers
*
Top-down perspective
A variety of computer graphic techniques have been used to display video game content throughout the history of video games. The predominance of individual techniques have evolved over time, primarily due to hardware advances and restrictions ...
, a camera angle in computer and video games
*
Top-down shooter
Shoot 'em ups (also known as shmups or STGs
) are a sub-genre of action games. There is no consensus as to which design elements compose a shoot 'em up; some restrict the definition to games featuring spacecraft and certain types of chara ...
, a subgenre of video games
Investing
* Top-down investment analysis, an investment selection technique that evaluates macro factors (e.g., economy and industry) before micro factors (e.g., specific company)
See also
*
Horizontal and vertical writing in East Asian scripts
Many East Asian scripts can be written horizontally or vertically. Chinese, Japanese, Vietnamese Hán- Nôm and Korean scripts can be oriented along either axis, as they consist mainly of disconnected logographic or syllabic units, each occ ...
, including writing in columns going from top to bottom and ordered from right to left
*
Bottom-up (disambiguation)
Bottom-up may refer to:
* Bottom-up analysis, a fundamental analysis technique in accounting and finance
* Bottom-up parsing, a computer science strategy
* Bottom-up processing, in Pattern recognition (psychology)
* Bottom-up theories of galaxy ...
{{disambiguation