Definition of bottom-up in English English dictionary
of, or relating to a hierarchical system that progresses from multiple, small subunits to a single, large basic unit
Progressing from small or subordinate units to a larger or more important unit, as in an organization
1. (adjective) proceeding from the bottom or beginning of a hierarchy or process upwards
The classical reductionist approach to biology which aims to examine the smallest units to gain insight into the larger ones Mendelian genetics, which looks at single genes, is a bottom- up approach Compare top- down Narrower term: Nanoscience & miniaturization glossary nanofabrication- bottom- up
An approach taken when unbundling utility rates, and the opposite of a top-down approach Bottom-up implies consideration of all components of a utility rate for possible competition, including transmission, distribution, customer service, metering, marketing, taxes, etc as well as the energy component (which is generally considered the "top" of the rate) A top-down approach involves an examination in the reverse order and typically results in only the energy component becoming subject to competition, instead of all aspects of the utility rate
Pertaining to a method or procedure that starts at the lowest level of abstraction and proceeds towards the highest level [ISO/IEC 2382-20]
a bottom-up plan is one in which you decide on practical details before thinking about general principles top-down
of an approach to a problem that begins with details and works up to the highest conceptual level; "bottom-up parser"; "a bottom-up model of the reading process
An investment strategy that first seeks individual companies with attractive investment potential, then proceeds to consider the larger economic and industry trends affecting those companies
In Cognitive Theory bottom-up has two meanings: (1) Starting with what is known about the brain, and trying to move up to an explanation of our behavioural and cognitive abilities using on the basis of that (2) Starting with concrete, low-level abilities -- sensory and motor ones -- and trying to move up to an explanation of the rest of our behavioural and cognitive abilities on the basis of that (data-driven)
An investment strategy that first seeks individual companies with attractive investment potential, then considers the economic and industry trends affecting those companies
An approach to investment which is based on the selection of individual stocks, rather than sector or country selection Asset allocation is thus a by-product of the particular stocks chosen Compare with top-down
An approach in investment strategy that emphasizes finding outstanding individual companies before considering broad economic trends
an integration strategy for integration testing in the small where the lowest level components are tested first, then used to facilitate the testing of higher level components The process is repeated until the component at the top of the hierarchy is included
Arrangement of pixel data in memory The lowest-addressed pixels correspond to the lower-left corner of the image and proceed to the right with increasing memory address The highest addressed pixels correspond to the upper-right corner of the image
Investing strategy that focuses on good firms or securities first, then the industry and economic trends are considered The theory supposes that a portfolio of well chosen securities will have long-term success in any environment
The opposite of top down; an approach which builds simple low-level objects into more complex higher-level objects