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- Cluster analysis (8802 bytes)
1: ...et|partitioning]] of a data set into [[subset]]s (clusters), so that the data in each subset (ideally) shar...
3: ...umber of terms with similar meanings, including ''cluster analysis'', ''automatic classification'', ''numer...
5: ...nd proceed to divide it into successively smaller clusters.
7: ==Hierarchical clustering==
11: ... the figure, the arrows indicate an agglomerative clustering.)
Page text matches
- Helen Sawyer Hogg (1921 bytes)
3: ...st remembered for her astronomy column, which ran from [[1951]] until [[1981]].
5: ... clusters. She received her doctorate in [[1931]] from [[Radcliffe College]].
7: ... a job at the [[David Dunlap Observatory]], where Frank Hogg became director in [[1946]] until his dea...
9: ... In [[1985]], she married [[F. E. L. Priestley]] (Francis Ethelbert Louis Priestley) ([[1905]]–[...
18: * [[Frank Scott Hogg]] - Sunflower (5784 bytes)
18: ... early in the [[16th century]]. ''Helianthus'' is from the [[Greek language|Greek]] for "sunflower".
23: ...hat we commonly call the seeds are actually the [[fruit]] (an ''[[achene]]'') of the plant, with the t...
29: ..., and when the blooming stage is reached the stem freezes in its eastward direction. Thus, blooming su...
34: ...s, because they reduce [[bird]] damage and losses from some [[phytopathology|plant disease]]s. There ...
40: Scientific literature reports, from [[1567]], that a 12 m (40'), traditional, singl... - Amaryllis (2393 bytes)
15: ... (''Amaryllis belladonna''), a native of [[South Africa]].
19: ... naked stems 30-60 cm tall,, each of which bear a cluster of 2 to 12 funnel-shaped [[flower]]s at their top... - Rose (15436 bytes)
21: ...oses, all from the northern hemisphere and mostly from temperate regions. The species form a group of ...
27: ...chest sources of any plant. The hips are eaten by fruit-eating [[bird]]s such as [[Thrush (bird)|thrus...
29: ...]). Despite the presence of the thorns, roses are frequently heavily browsed by [[deer]]. A few specie...
33: The name originates from [[Persian language|Persian]] *''vrda''- via Gre...
42: *''[[Rosa gallica]]'' - Gallic Rose, French Rose - Beehive (beekeeping) (7741 bytes)
4: ...ve.jpg|thumb|Traditional manufacture of ''skeps'' from [[straw]] in [[England]]]]
5: ... box hives of varying dimensions, with or without frames, and finally replaced by Langstroth equipment...
7: Honey from traditional hives was typically extracted by ''...
9: ''Skeps'' and other fixed-frame hives are no longer in wide use (and are illeg...
20: ... They were called "gums" because they often were from red gum trees. - Geography (8541 bytes)
2: ...y]] and [[physical geography]]. The word derives from the [[Greek language|Greek]] words ''γ&et...
98: ...ut much controversy, that cartography is the seed from which the larger field of Geography grew. Most ...
99: Cartography has grown from a collection of drafting techniques into an act...
104: ... analyses]], you are likely to find things like [[cluster analysis]], [[discriminant analysis]], and [[non-... - Clarinet (18825 bytes)
2: ...nt]] in the [[woodwind]] family. The name derives from adding the suffix ''-et'' meaning ''little'' to...
4: Clarinets are made from specially chosen varieties of [[wood]] or, in t...
15: ...ak" notes are the clarion register, and the range from high C (with two ledger lines) to the G above t...
20: ...e major manufacturer makes professional clarinets from a composite mixture of plastic resin and wood c...
22: ...d with a complicated set of seven tone holes (six front, one back) and 17 keys which allow the full mu... - Flag of Kansas (1706 bytes)
9: ...nting [[American Bison]] (the buffalo are fleeing from the Indians)
10: * Cluster of 34 stars (top of the seal)
13: The thirty-four stars clustered at the top of the seal identify Kansas as the 3... - Cyperus papyrus (4281 bytes)
15: ...aceous [[perennial plant|perennial]] native to [[Africa]].
17: ...e rays. The flowers give way to brown, nut-like [[fruit]]s.
21: ...ns. Like most tropical plants, it is sensitive to frost.
23: ...long stream banks throughout the wetter parts of Africa, but has become rare in the [[Nile Delta]]. In...
25: ...effected by wind, not [[insect]]s, and the mature fruits after release are distributed by water. - Astronomy (13970 bytes)
31: ... evolution]]: the study of the evolution of stars from their formation to their end as a stellar remna...
49: In astronomy, [[information]] is mainly received from the detection and analysis of [[electromagnetic...
56: ...to eliminate noise (electromagnetic interference) from the atmosphere.
62: ... photograph's center. The lens is produced by the cluster's gravitational field that bends light to magnify...
64: ...ight is heavily absorbed by [[water vapor]], so infrared observatories have to be located in high, dry... - Writing system (16928 bytes)
4: Writing systems are distinguished from other possible symbolic communication systems i...
43: ...ent languages. However, they are different enough from Chinese that a Chinese text is not easily under...
49: ...gographic systems, although they have since faded from use.
58: ...e inventory of [[vowel]]s and complex [[consonant cluster]]s, making it cumbersome to write English words w...
67: ...en [[language]]. The word ''alphabet'' is derived from [[alpha (letter)|alpha]] and [[beta (letter)|be... - Conifer cones (8328 bytes)
3: ...us even at full maturity. The name "cone" derives from the fact that the shape in some species resembl...
6: ...rangement) from species to species. Extending out from a central axis are '''microsporophylls''' (modi...
16: ... [[ovoid]] (egg-shaped), and small to very large, from 2-60 cm long and 1-20 cm broad.
19: ...this'', the seeds are winged and separate readily from the seed scale, but in the other two genera, th...
27: ...he botanical term '''galbulus''' (plural galbuli; from the Latin for a cypress cone) is sometimes used... - Vietnam War (102682 bytes)
15: ... Vietnam]]<br><br>[[Viet Cong|National Liberation Front<br>(Viet Cong)]]<br><br />[[Image:Viet cong fl...
33: The '''Vietnam War''' was fought from [[1957]] to [[1975]] between Vietnamese nationa...
37: ...y experts consider the Vietnam War to just be one frontline in the larger [[Cold War]].
41: ...for the Liberation of Vietnam|National Liberation Front]], a South Vietnamese opposition movement with...
43: ...ort to maintain control of her former colony of [[French Indochina]]. - Seaweed (2271 bytes)
10: *** [[sorus]]: [[spore]] cluster
15: The stipe and front are collectively known as frond. - Hypothalamus (1987 bytes)
3: ...tion by stimulating the secretion of [[hormones]] from the [[anterior pituitary gland]] — among ...
38: ''See also'': [[limbic system]], [[HPA axis]], [[cluster headaches]] - Toad (5772 bytes)
19: ''[[Frostius]]''<br />
37: ... that are popularly used to distinguish [[frog]]s from toads are not quite the same as those used for ...
39: ...the [[Common toad]], ''Bufo bufo'', and around it cluster a large number of species of the same genus, and ...
41: ...in judging of anuran groups is shown by some true frogs (''Rana''), which have adapted to burrowing ha...
51: ...e Common Toad in having shorter limbs with nearly free toes (which are so short that the toad never ho... - Leonardo da Vinci (25889 bytes)
9: ...nci", which means "Leonardo, son of Mister Piero, from Vinci". Leonardo himself simply signed his work...
18: ...with his assistant, Salai, "Did you play the game from behind which the Florentines love so much?"
20: ...ntimately involved with any woman, nor in a close friendship with one. He also surrounded himself with...
22: In 1506, Leonardo met [[Count Francesco Melzi]], the 15 year old son of a [[Lombar...
23: ... [[Niccolchiavelli]], [[Cesare Borgia]] and [[Franchinus Gaffurius]]. - List of computing topics (15876 bytes)
190: [[Computer cluster]] --
201: [[Context-free grammar]] --
272: [[Fragmentation]] --
273: [[Free On-line Dictionary of Computing]] --
274: [[Free Software Foundation]] -- - Hubble Space Telescope (50930 bytes)
4: ...text-align:center;" | The Hubble Space Telescope, from the [[Space Shuttle Discovery]] during the seco...
8: ...avelength regime'''||optical, ultraviolet, near-infrared
45: ...h, it was found that the main [[mirror]] suffered from [[spherical aberration]], severely compromising...
54: ...be that a space-based telescope could observe [[infrared]] and [[ultraviolet]] light, which are strong...
58: ...observations of [[star]]s and [[galaxy|galaxies]] from its launch in 1968 until 1972, well beyond its ... - Acropolis (1763 bytes)
4: ...e early settlers naturally chose elevated ground, frequently a hill with precipitous sides, and these ...
12: ...entral Italy, many small rural [[commune]]s still cluster at the base of a fortified habitation known as "L...
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