two-dimensional+classification

классификация галактик

@abundance classification

классификация (звезд) по обилию химических элементов

@luminosity classification

классификация по светимости

@magnetic classification

магнитная классификация (солнечных пятен)

@МК classification

(двумерная спектральная) классификация МК

@МКК classification

(двумерная спектральная) классификация Моргана, Кинана, Келлмана

@objective classification

объективное определение (спектральных) классов звезд (с помощью приборов)

@one-dimensional classification

одномерная (спектральная) классификация

@quantitative spectral classification

количественное определение спектральных классов (звезд)

@spectral classification

спектральная классификация

@stellar classification

классификация звезд

@two-dimensional classification

двумерная (спектральная) классификация (звезд)

@visual classification

визуальное определение (спектральных) классов звезд

@Zurich classification

цюрихская классификация (групп солнечных пятен)

@

- system of catalogs - system of catalogues - system of forces - system of ground points - system of road signs - system of scaffolds - acoustic signalling system - active residential solar heating system - aeration system - air-brake system - air-comfort system - air-conditioning system - air-curtain system - air-foam system - airline system - airline vacuum system - air-pressure water system - all-outside air-conditioning system - arch system - arch-and-pier system - audible alarm system - Automated Data Management System in Building - ADMSB - automatic fire alarm system - balanced system of ventilation - bar system - basic system - beam system - blower system - British absolute system of units - building system - building central air conditioning system - building solar optical system - bypass pipe system - cable system - cantilever tieback system - cathodic protection system of pipelines - central fan electric heating system - central hot water supply system - check-board system - circulating water system - closed system - closed heat supply system - closed pipeline system - collecting system - colour spraying systems - combined extract-and-input system - combined sewerage system - community complete system in containers or skids - composite cable roof system - compressed-air system - computer-aided system - consolidated power system - control system of survey - cooling system - cooling pipe system - coordinate system - curing system - decimal system - designation system - discrete system - discrete-continual system - distributing system - district heating system - double-pipe system - double-pipeline system - double-pipe riser system - downward system of ventilation - drainage system - drencher system - drop system - dry pipe sprinkler system - dry return system - duct system - earthling system - ejector system - elastic system - electric heating system - embedded panel system - emergency power supply system - energy recovery system - engineer's system of units - filling system of navigation lock - filtration system - fire-alarm sounding system - fire-fighting system - fire-sprinkling system - fire warning system - fixing systems - flange system - flooding system - floor system - floor system of bridge - floor heating system - flow-through system - flue gas cleaning system - fluid power system - forced circulation system - four-axis system - framed system - gas heating system - glaze systems - gravity system - gravity water supply system - grid system - hazard system - heating system - heat pump system - heat supply system - high pressure air-conditioning system - high velocity air-conditioning system - hinged system - hoisting system - hot air system - hot blast system - hot water supply system - inflation system - instantaneously variable system - integral deck system - integrated dispatching system - invariable system - ion-exchange system - irrigation system - land system - large public water system - lateral system - left-handed system - lighting system - local air-conditioning system - lock-filling system - long-line system - low pressure air-conditioning system - low velocity air-conditioning system - low voltage system - main system - management system - measuring system - mechanical systems of a house - medium-size public water system - membrane system - metric system - modular coordinating space system - monitoring system - multistage gas supply system - network system - observing system - once-through system - one-layer cable system - one-pipe heating system - one-pipe loop system - open system - open heat supply system - open return system - overhead system of heating - overhead heating system - panel air system - panel cooling system - pipeline system - piping system - plane system - plumbing system - pollution control system - population settlement group system - post-tensioned system - potabilization system - power system - power-reservoir system - pressurized water treatment system - pre-tensioned system - primary system - public transport system - public water system - public waterworks system - quality control system - quarternary system - railroad system - recirculated heating system - recirculation duct air conditioning system - recool system - rectangular system of street layout - reliability coefficients system - remote control system - reusing water supply system - rigid cable roof system - ring heating system - roll-cap system - round duct system - safety valve of a hydraulic system - saprobity system - separate sewerage system - septic system - sewerage system - single duct air-conditioning system - single-stage system - single-track automatic block system - slab-stringer system - smoke-detector system - solar aquatic system - solar cooling system - solar heating system - solar thermal power system - space system - split system - sprinkler system - statically determinate system - statically indeterminate system - steel plate system - structural system - supply air system - suspension system - thermal reheat system - three-dimensional system - three-way system of reinforcement - thrust system - total energy system - two-dimensional system - two-duct air-conditioning system - two-layer cable roof system - two-pipe water heating system - underfloor heating system - underground cable system - unified modular coordination system - universal sewerage system - upfeed water heating system - up-lighting system - utility system - utility detection system - vacuum system - vandalproof system - variable air volume system - ventilation system - warning system - waste treatment system - waste water system - water system - water measuring systems - water purification system - water quality system - water quality indicator system - water supply system - water supply by zones system - water treatment systems - wind bracing system - zone system - system of forces
- system of masses
- system of scaffolds
- ABC system
- AC system
- acoustical ceiling system
- active solar energy system
- aesthetic value system
- air classification system
- air cycle refrigerating system
- airfield soil classification system
- air pollution control system
- air-to-air system
- air-to-water system
- air transport system
- alarm system
- all-air system
- all outside air system
- all-water coil system
- all water fan coil system
- approach lighting system
- arterial system
- Atterberg soil classification system
- audio alarm system
- automated casting system
- automatic fire alarm system
- automatic fire protection system
- automatic flushing system
- balanced system
- balanced system of streets
- balanced ventilation system
- bar system
- beam structural system
- bell alarm system
- Benoto piling system
- bivalent heat pump system
- bleed-in system
- blow and exhaust system
- blow through air-conditioning system
- blow through fan system
- bootstrap system
- box system
- bridge deck structured system
- British soil classification system
- building system
- building automation system
- building-drainage system
- building gravity drainage system
- building management system
- built-in dust suppression system
- burglar alarm system
- cable system
- central air heating system
- central fan system
- centralized hot-water supply system
- central plant air conditioning system
- changeover system
- circulating system
- circulation water supply system
- circulation water system
- closed system
- closed heat-supply system
- closed-loop heat pump system
- closed-type steam heating system
- coding system
- cogeneration system
- cold supply system
- collapsing-ring bridge rail system
- combined drainage system
- combined sewage system
- complanar system of structural members
- complanar force system
- complete-mix activated sludge system
- composite frame system
- compression system
- concrete suspended flooring system
- constant volume system
- continuous conveying system
- continuous suspension system
- control system
- cooling system
- coordinate system
- cost-efficient floor system
- crossbar approach lighting system
- cross blow ventilation system
- curtain walling system
- custom forming system
- decentralized air conditioning system
- decentralized sewerage system
- deluge sprinkler system
- desiccant cooling system
- designation system
- design-built system
- diffusion-absorption system
- digital indicating system
- direct system
- direct air heating system
- direct cooling system
- direct expansion system
- direct hot water system
- direct hot-water supply system
- direct return system
- direct through air-conditioning system
- distribution system
- domestic hot water system
- domestic sewerage system
- "Dot" recording system
- double-pipe system
- double stack system
- down-feed system
- drainage system
- draw-in system
- draw-through fan system
- draw-through system
- drencher system
- drop system
- dry-pipe sprinkler system
- dual conduit system
- duct system
- ductless split air conditioning system
- dust collecting system
- dust extract system
- early warning system
- economical floor system
- ejector refrigerating system
- elastic mechanical system
- elastic system
- electric heating system
- electric reheat system
- energy management system
- environmental system
- exhaust system
- extract system
- FAA soil classification system
- fan coil system
- Federal aviation administration soil classification system
- fire alarm system
- fire-extinguishing system
- fire protection system
- flat plate-pipe column floor system
- floor structural system
- floor system
- flow-through system
- F-number system
- force system
- forming-and-reinforcing system
- Forton system
- four pipe system
- gantry crane system
- gas heating system
- gravity system
- gravity-flow heating system
- gravity sewerage system
- gravity steam heating system
- gravity water-supply system
- grid coordinate system
- gridiron distribution system
- grounding system
- groundwater control system
- group water supply system
- gyratory system
- heat distribution system
- heating system
- heat-of-light system
- heat pump system
- heat recovery system
- heat supply system
- heat-traced system
- high-intensity lighting system
- high temperature hot-water heating system
- high velocity system
- hold-over system
- holonomic system
- hot-air system
- hot water system
- hot-water circulation system
- hush piling system
- hybrid system
- hydraulic control system
- hydrophilic system
- hydrophobic system
- indirect expansion system
- indirect hot-water supply system
- indirect refrigeration system
- individual sewage-disposal system
- induction air conditioning system
- induction system
- industrialized building systems
- inflation system
- instrument landing system
- integral deck system
- integrated distribution floor system
- inverter driven VRV system
- Jackson system
- land system
- large panel system
- lighting system
- line system
- liquid overfeed system
- local sewerage system
- low-pressure system
- low pressure hot water system
- low velocity system
- main system
- maintenance management system
- mass transit system
- materials-handling system
- mechanical system
- mechanical refrigerating system
- mechanical supply system
- medium pressure hot water system
- medium temperature hot water system
- microbore heating system
- modular system
- modular air conditioning system
- modular compression sealing system
- modular decking system
- modular precast building system
- multiple-degree system
- multiple web system
- multiple well system
- multistage gas-supply system
- multizone system
- municipal piping system
- nail-free formwork system
- non-changeover system
- octopus duct system
- oil fired heating system
- once-through water-supply system
- one-degree system
- one-duct air-conditioning system
- one-pipe system
- one-pipe loop system
- one-way system
- open system
- open expansion tank system
- open-loop control system
- open return system
- open steam heating system
- operation system
- overhead heating system
- overhead runway system
- packaged cogeneration system
- panel air-conditioning system
- panel air system
- panel-lock system
- partially-separate system
- piping system
- plane system of forces
- plane grid system
- plenum system
- plumbing system
- pneumatic conveying system
- post-tensioning system
- preaction sprinkler system
- prefabricated pipe conduit system
- pressurization system
- pressurized heating system
- pressurized hot water system
- primary-secondary system
- principal system
- public system
- public waterwork system
- push-through fan system
- push-through system
- quality system
- rail mounted track laying system
- raised floor system
- rapid transport system
- recool system
- recycling system
- recycling water system
- redundant bridge system
- refrigerating system
- regenerative air cycle system
- regional settlement system
- reheat system
- return system
- return air system
- reverse return system
- reverse return upfeed system
- rising heating system
- road system
- roofing system
- run-around system
- safety system
- scraper system
- sealed heating system
- security system
- self-climbing form system
- separate sewerage system
- separate system
- series loop system
- sewage system
- shunt system
- single-degree-of-freedom system
- single-degree system
- single duct air conditioning system
- single-pipe heating system
- single-pipe heat-supply system
- single-stack plumbing system
- single-storey heating system
- single web system
- single-zone air-conditioning system
- slab-stringer system
- small bore heating system
- smoke control system
- smoke extract ventilation system
- soil system
- soil absorption system
- solar heating system
- solid fuel heating system
- split system
- sprinkler system
- state plane coordinate system
- statically determinate system
- statically indeterminate system
- stationary system of loads
- steam heating system
- steel plate system
- storm sewer system
- structural system
- structural monitoring system
- sub-atmospheric heating system
- subbuilding drainage system
- subsurface drainage system
- subsurface sewage disposal system
- supply air system
- supporting formwork system
- suspension structural system
- swing joint system
- taxiway system
- telpher system
- terminal reheat system
- thermal storage heating system
- thermosiphon system
- three-pipe system
- three-pipe air-conditioning system
- three-pipe heat supply system
- total energy system
- track laying system
- trench shoring system
- trussed system
- truss-supported deck system
- tube cleaning system
- two-degree-of-freedom system
- two-degree system
- two-pipe system
- two value system of proportional balancing
- two value system
- two-way system
- underfloor conduit system
- unvented system
- up-feed heating system
- utility detection system
- vacuum heating system
- vacuum return system
- vacuum waste disposal system
- variable air volume system
- variable refrigerant volume system
- variable volume system
- variable water volume system
- VAV system
- vented system
- ventilation system
- VRV system
- VWV system
- warning system
- water-air heating system
- water booster system
- water-supply system
- water-to-air system
- water-to-water system
- wellpoint system
- wet return system
- wind framing system
- wire cable control system
- wiring system
- zoned system
- zone reheat system

- boundary value problem - card matching problem - central limit problem - decision problem under risk - decision problem under uncertainty - extremum problem - fair division problem - gambling problem - gasoline blending problem - incompletely structured problem - optimal path problem - optimal stopping problem - portfolio selection problem - precisely specified problem - recursively solvable problem - sequential decision programming problem - sequential occupancy problem - shortest path problem - shortest route problem - standard control problem - three houses and three wells problem

- space of basic elements
- space of events
- space of finite dimension
- space of functions
- space of ideals
- space of kernels
- space of mappings
- space of random variables
- space of solutions
- space of strategies
- space of values
- Abelian space
- absolutely convergent series space
- acceleration space
- active space
- address space
- adjacency space
- advertising space
- affine space
- air space
- allocated space
- anode dark space
- Aston dark space
- aural space
- Banach space
- basic line space
- blank space
- Boolean space
- brightness-color space
- buncher space
- catcher space
- cathode dark space
- cellular space
- checkpoint space
- cislunar space
- classification space
- classifying space
- closed space
- cointegration space
- color space
- conceptual space
- configuration space
- connected space
- control space
- CPU address space
- criteria space
- Crookes dark space
- dead space
- decision space
- deep space
- design space
- design alternatives space
- disk space
- display space
- distribution space
- domain space
- double space
- drift space
- electron drift space
- em space
- en space
- end spaces
- error space
- estimation space
- Euclidean space
- Faraday dark space
- feature space
- finite-dimensional space
- fixed space
- flat address space
- Frechet space
- free space
- free Web space
- fuzzy space
- goal space
- guard space
- half-space space
- hard space
- Hausdorff space
- heap space
- hereditary space
- Hilbert space
- Hilbertian space
- Hittorf dark space
- hole drift space
- image space
- infinite-dimensional space
- input space
- input/output space
- integrable function space
- interaction space
- inter-block space
- interelectrode space
- interplanar space
- inter-record space
- interstitial space
- inter-track space
- invariant space
- Langmuir dark space
- lexicographic space
- line space
- logic space
- marker space
- medium space
- memory space
- mixed space
- model space
- momentum space
- multidimensional space
- multiple space
- N-space
- name space
- N-dimensional Euclidean space
- negative thin space
- nonbreaking space
- number space
- object space
- observation space
- one-dimensional space
- open space
- operating space
- ordered space
- organism's phase space
- orthonormal space
- outcome space
- outer space
- output space
- parameter space
- patch space
- pattern space
- perception space
- phase space
- policy space
- probability space
- problem space
- problem address space
- provider aggregable address space
- provider independent address space
- proximity space
- Radon space
- range space
- reference space
- reflector space
- required space
- reticulated space
- routing space
- sample space
- search space
- segmented address space
- semantic space
- semi-infinite space
- sequence space
- shared space
- single space
- solution space
- spin space
- state space
- strategy space
- structural space
- task space
- test space
- tesselated space
- thick space
- thin space
- three-dimensional space
- topological space
- trajectory space
- trailing space
- triangulable space
- triple space
- tuple space
- two-dimensional space
- uniconvergence space
- uniform color space
- vector space
- virtual space
- visible space
- wave-vector space
- white space
- Whitney space
- word space
- working space

- absolutely convergent series space
- acceleration space
- active space
- address space
- adjacency space
- advertising space
- affine space
- air space
- allocated space
- anode dark space
- Aston dark space
- aural space
- Banach space
- basic line space
- blank space
- Boolean space
- brightness-color space
- buncher space
- catcher space
- cathode dark space
- cellular space
- checkpoint space
- cislunar space
- classification space
- classifying space
- closed space
- cointegration space
- color space
- conceptual space
- configuration space
- connected space
- control space
- CPU address space
- criteria space
- Crookes dark space
- dead space
- decision space
- deep space
- design alternatives space
- design space
- disk space
- display space
- distribution space
- domain space
- double space
- drift space
- electron drift space
- em space
- en space
- end spaces
- error space
- estimation space
- Euclidean space
- Faraday dark space
- feature space
- finite-dimensional space
- fixed space
- flat address space
- Frechet space
- free space
- free Web space
- fuzzy space
- goal space
- guard space
- half-space
- hard space
- Hausdorff space
- heap space
- hereditary space
- Hilbert space
- Hilbertian space
- Hittorf dark space
- hole drift space
- image space
- infinite-dimensional space
- input space
- input/output space
- integrable function space
- interaction space
- inter-block space
- interelectrode space
- interplanar space
- inter-record space
- interstitial space
- inter-track space
- invariant space
- Langmuir dark space
- lexicographic space
- line space
- logic space
- marker space
- medium space
- memory space
- mixed space
- model space
- momentum space
- multidimensional space
- multiple space
- name space
- N-dimensional Euclidean space
- negative thin space
- nonbreaking space
- N-space
- number space
- object space
- observation space
- one-dimensional space
- open space
- operating space
- ordered space
- organism's phase space
- orthonormal space
- outcome space
- outer space
- output space
- parameter space
- patch space
- pattern space
- perception space
- phase space
- policy space
- probability space
- problem address space
- problem space
- provider aggregable address space
- provider independent address space
- proximity space
- Radon space
- range space
- reference space
- reflector space
- required space
- reticulated space
- routing space
- sample space
- search space
- segmented address space
- semantic space
- semi-infinite space
- sequence space
- shared space
- single space
- solution space
- space of attributes
- space of basic elements
- space of events
- space of finite dimension
- space of functions
- space of ideals
- space of kernels
- space of mappings
- space of random variables
- space of solutions
- space of strategies
- space of values
- spin space
- state space
- strategy space
- structural space
- task space
- tesselated space
- test space
- thick space
- thin space
- three-dimensional space
- topological space
- trailing space
- trajectory space
- triangulable space
- triple space
- tuple space
- two-dimensional space
- uniconvergence space
- uniform color space
- vector space
- virtual space
- visible space
- wave-vector space
- white space
- Whitney space
- word space
- working space

- region of admissible deviations - region of asymptotical stability - region of determination - stable region

- tree of given weight
- tree of objectives
- tree of statements
- abstract syntax tree
- adaptive tree
- Adel'son-Vel'ski-Landis tree
- Aronshine tree
- AVL tree
- B-tree
- balanced tree
- bifurcation tree
- binary tree
- binary searchtree
- Boolean tree
- branching tree
- Cartesian tree
- Cayley tree
- choice tree
- classification tree
- classification and regression tree
- clock tree
- cluster tree
- co-tree
- code tree
- command tree
- complement tree
- complete code tree
- computation tree
- conference tree
- countable tree
- decision tree
- decomposition tree
- deduction tree
- derivation tree
- edge-rooted tree
- equipotential tree
- existence trie tree
- fault tree
- Feigenbaum tree
- Fibonacci tree
- finite tree
- fractal tree
- game tree
- generation tree
- graph tree
- hardware tree
- hierarchical tree
- homeomorphically irreducible tree
- Husimi tree
- hypothesis search tree
- inference tree
- information tree
- labeled tree
- language tree
- lexicographic tree
- loaded fractal tree
- logical tree
- minimal tree
- minimal length tree
- multibranch tree
- multiway tree
- normal tree
- optimal tree
- optimal merge tree
- optimal search tree
- ordered tree
- oriented tree
- outcome tree
- parse tree
- parsing tree
- patricia tree
- planar tree
- plane tree
- priority tree
- priority search tree
- probability tree
- production tree
- proper tree
- proof tree
- radix tree
- randomized binary tree
- RB tree
- recursive tree
- red-black tree
- response tree
- rooted tree
- search tree
- selection tree
- shortest tree
- shortest-distance tree
- signed tree
- spanning tree
- specific tree
- subject tree
- subspanning tree
- suffix tree
- symmetric tree
- syntax tree
- ternary tree
- ternary search tree
- threaded tree
- topological tree
- transition tree
- trie tree
- two-color tree
- two-dimensional tree
- two-level tree
- unlabeled tree
- weighted tree

- absolutely consistent system - absolutely direct indecomposable system - absolutely free system - absolutely irreducible system - absolutely isolated system - allowable coordinate system - almost linear system - ample linear system - artificial feel system - automatic block system - automatic deicing system - binary relational system - binary-coded decimal system - block tooling system - Cartesian coordinate system - completely controllable system - completely ergodic system - completely hyperbolic system - completely identifiable system - completely integrable system - completely irreducible system - completely regular system - completely stable system - completely stratified system - complex number system - conical coordinate system - derivational formal system - differential equation system - differential selsyn system - digital counting system - digital transmission system - elliptic coordinate system - elliptic cylindrical coordinate system - externally inconsistent system - finite state system - finitely axiomatizable system - finitely presented system - fully characteristic quotient system - fundamental system of solutions - hydraulic lift system - integrated switching system - isomorphically embedded system - kernel normal system - linearly dependent system - linearly independent system - live hydraulic system - locking protection system - meteor-burst communication system - modular programming system - parabolic cylindrical coordinate system - permanent four-wheel drive system - pure independent system - radio telephone system - reactor protection system - real number system - receiver-amplifier crioelectric system - remote-cylinder hydraulic system - semantically consistent system - simply consistent system - simply incomplete system - simply ordered system - spherical coordinate system - strongly multiplicative system - structurally stable system - sufficiently general coordinate system - system of frequency curves - system of rational numbers - time multiplex system - time-division multiplex system - uniformly complete system - univalent system of notation - universal system of notation - weakly closed system - weighted number system