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FRACTALE STATISTIQUE [6 records]
Record 1 - internal organization data 2011-06-06
Record 1, English
Record 1, Subject field(s)
- Computer Graphics
- Artificial Intelligence
Record 1, Main entry term, English
- self-similarity
1, record 1, English, self%2Dsimilarity
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
By "self-similarity" Mandelbrot means a repetition of detail at descending scales ... 2, record 1, English, - self%2Dsimilarity
Record number: 1, Textual support number: 1 CONT
The neural net may be thought of as responding to its own dynamics in exactly the same way as it responds to outside stimuli. This property may be thought of as a from of structural self-similarity, in which successive scales represent levels in a hierarchy of references. In the limit of an infinite net, one then has true self-similarity and thus, true self-reference. 3, record 1, English, - self%2Dsimilarity
Record number: 1, Textual support number: 1 OBS
When more than one scale factor is involved, the term self-affinity is used. 4, record 1, English, - self%2Dsimilarity
Record 1, French
Record 1, Domaine(s)
- Infographie
- Intelligence artificielle
Record 1, Main entry term, French
- autosimilarité
1, record 1, French, autosimilarit%C3%A9
correct, feminine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
- auto-similarité 2, record 1, French, auto%2Dsimilarit%C3%A9
correct, feminine noun
- autosimilitude 3, record 1, French, autosimilitude
correct, feminine noun
- similitude interne 4, record 1, French, similitude%20interne
correct, feminine noun
- auto-homothétie 5, record 1, French, auto%2Dhomoth%C3%A9tie
correct, feminine noun
Record 1, Textual support, French
Record number: 1, Textual support number: 1 DEF
Propriété d’invariance sous dilatation d’échelle caractéristique de nombreuses formes naturelles : polymères complexes, surfaces rugueuses, ramifications pulmonaires, végétales ou fluviales, montagnes, côtes et nuages, cratères lunaires ou amas galactiques. 6, record 1, French, - autosimilarit%C3%A9
Record number: 1, Textual support number: 1 OBS
L’autosimilitude est parfois définie comme autosimilarité stricte ou linéaire, d’autres fois comme automorphisme exact. Un objet autosimilaire peut être conçu comme exactement semblable à lui-même. Certains ensembles fractals, tel le bidragon ou courbe des dragons jumeaux possèdent une homothétie interne. Les fractales peuvent donc être strictement autosimilaires (par exemple l’éponge de Menger ou le tapis de Sierpinski), statistiquement autosimilaires (par exemple les côtes dans les paysages fractals) ou encore conceptuellement autosimilaires (par exemple l’ensemble de Mandelbrot). 6, record 1, French, - autosimilarit%C3%A9
Record number: 1, Textual support number: 1 PHR
L’autosimilarité s’exprime à l’aide de paramètres. 6, record 1, French, - autosimilarit%C3%A9
Record number: 1, Textual support number: 2 PHR
Mesurer l'autosimilarité conceptuelle, fractale, non fractale, statistique, stricte. 6, record 1, French, - autosimilarit%C3%A9
Record number: 1, Textual support number: 3 PHR
Autosimilarité des plantes, des protéines complexes. 6, record 1, French, - autosimilarit%C3%A9
Record 1, Spanish
Record 1, Campo(s) temático(s)
- Gráficos de computadora
- Inteligencia artificial
Record 1, Main entry term, Spanish
- autosimilitud
1, record 1, Spanish, autosimilitud
feminine noun
Record 1, Abbreviations, Spanish
Record 1, Synonyms, Spanish
Record 1, Textual support, Spanish
Record 2 - internal organization data 2005-01-11
Record 2, English
Record 2, Subject field(s)
- Mathematics
- Computer Graphics
Record 2, Main entry term, English
- fractal
1, record 2, English, fractal
correct, noun
Record 2, Abbreviations, English
Record 2, Synonyms, English
- fractal shape 2, record 2, English, fractal%20shape
correct
Record 2, Textual support, English
Record number: 2, Textual support number: 1 DEF
A geometrical shape whose structure is such that magnification by a given factor reproduces the original object. 3, record 2, English, - fractal
Record number: 2, Textual support number: 2 DEF
In computer graphics, irregular, lifelike landscapes and branching forms produced through simple mathematical formulas. 4, record 2, English, - fractal
Record number: 2, Textual support number: 1 CONT
As several hundred particles accumulate one by one in this way, the collection slowly develops the irregular branches and tendrils characteristic of fractal shapes. 2, record 2, English, - fractal
Record 2, French
Record 2, Domaine(s)
- Mathématiques
- Infographie
Record 2, Main entry term, French
- fractale
1, record 2, French, fractale
correct, feminine noun
Record 2, Abbreviations, French
Record 2, Synonyms, French
- forme fractale 2, record 2, French, forme%20fractale
correct
Record 2, Textual support, French
Record number: 2, Textual support number: 1 DEF
Forme géométrique non linéaire, souvent engendrée par une méthode itérative, qui préserve les mêmes schémas d’irrégularité des échelles les plus grandes aux plus petites et dont l’aire décroît au fur et à mesure que son périmètre s’allonge. 3, record 2, French, - fractale
Record number: 2, Textual support number: 1 OBS
Objet fractal remplace le terme fractale lorsqu’il faut préciser qu’il s’agit d’un objet naturel. Objet naturel qu’il est raisonnable et utile de représenter mathématiquement par une fractale. 4, record 2, French, - fractale
Record number: 2, Textual support number: 2 OBS
Pour le physicien, un objet ne sera considéré comme fractal que dans certaines limites de longueur. Pour les agrégats, il s’agit de longueurs grandes devant la taille des microagrégats et petites devant la taille de l’agrégat lui-même. 5, record 2, French, - fractale
Record number: 2, Textual support number: 3 OBS
Néologisme créé vers 1975 par B. Mandelbrot. Le terme avait été créé au masculin mais est employé au féminin surtout pour éviter le pluriel «fractals». 3, record 2, French, - fractale
Record number: 2, Textual support number: 1 PHR
Une fractale s’amasse, s’associe, croît, décroît, diminue en densité, émerge de la rétroaction d’une équation, se fragmente, grossit, itère vers le chaos/ le désordre/ la turbulence, modélise des objets/ des phénomènes naturels/ des propriétés des matériaux, représente des images. 3, record 2, French, - fractale
Record number: 2, Textual support number: 2 PHR
amplifier une fractale, créer une fractale par itération d’équation/ de nombre complexe; déformer, développer, engendrer, fabriquer, former, générer, obtenir une fractale en répétant une transformation. 3, record 2, French, - fractale
Record number: 2, Textual support number: 3 PHR
fractale abstraite, affine, aléatoire, anisotrope, arboriforme, autoaffine, auto-inversée, autosimilaire, cirriforme, complexe, conceptuelle, digitiforme, dyadique, fermée, filamenteuse, invariante, lacunaire, laplacienne, linéaire, mathématique, non lacunaire, non linéaire, non uniforme, ouverte, physique, quadratique, scalante, simple, spatiale, spectrale, spongieuse, squameuse, statistique, stochastique, stratifiée, symétrique, temporelle, tétradique, touffue, triadique, uniforme. 3, record 2, French, - fractale
Record number: 2, Textual support number: 4 PHR
fractale de Lévy, de structure, de texture. 3, record 2, French, - fractale
Record number: 2, Textual support number: 5 PHR
adresse, enchevêtrement de fractales, espace, famille, germe, graine, longueur infinie de fractales, théorie des fractales. 3, record 2, French, - fractale
Record 2, Spanish
Record 2, Textual support, Spanish
Record 3 - internal organization data 1994-11-14
Record 3, English
Record 3, Subject field(s)
- Mathematics
- Computer Graphics
Record 3, Main entry term, English
- fractal geometry
1, record 3, English, fractal%20geometry
correct
Record 3, Abbreviations, English
Record 3, Synonyms, English
Record 3, Textual support, English
Record number: 3, Textual support number: 1 DEF
Interpolates fractional dimensions between the traditional three. 2, record 3, English, - fractal%20geometry
Record number: 3, Textual support number: 1 OBS
fractal: A geometrical shape whose structure is such that magnification by a given factor reproduces the original object. 3, record 3, English, - fractal%20geometry
Record 3, French
Record 3, Domaine(s)
- Mathématiques
- Infographie
Record 3, Main entry term, French
- géométrie fractale
1, record 3, French, g%C3%A9om%C3%A9trie%20fractale
correct
Record 3, Abbreviations, French
Record 3, Synonyms, French
Record 3, Textual support, French
Record number: 3, Textual support number: 1 DEF
Nouvelle géométrie introduite en 1975 par B. Mandelbrot, qui étudie des propriétés caractérisant les objets irréguliers (monstres mathématiques) et les phénomènes désordonnés à dimensions intermédiaires entre les dimensions entières. 2, record 3, French, - g%C3%A9om%C3%A9trie%20fractale
Record number: 3, Textual support number: 1 OBS
La géométrie fractale permet d’analyser le chaos sous ses formes statistique et déterministe. Elle permet aussi de mesurer la capacité d’un ensemble de points à remplir une ligne sans jamais l'atteindre, la capacité d’une ligne à remplir l'espace entre ligne et plan sans atteindre le plan, ou la capacité d’un objet à remplir un volume sans jamais être vraiment ce volume. Ses applications permettent d’associer une structure à l'apparente confusion des phénomènes aléatoires, depuis les particules des aérogels, jusqu'aux amas galactiques. 2, record 3, French, - g%C3%A9om%C3%A9trie%20fractale
Record 3, Spanish
Record 3, Textual support, Spanish
Record 4 - internal organization data 1994-04-18
Record 4, English
Record 4, Subject field(s)
- Mathematics
- Computer Graphics
Record 4, Main entry term, English
- random fractal 1, record 4, English, random%20fractal
Record 4, Abbreviations, English
Record 4, Synonyms, English
- statistical fractal 1, record 4, English, statistical%20fractal
- stochastic fractal 1, record 4, English, stochastic%20fractal
Record 4, Textual support, English
Record number: 4, Textual support number: 1 CONT
In the real world there are, of course, no ordered fractals. Structures such as coastlines, trees, rivers, clouds, blood vessels, lightning bolts, paths of particles in Brownian motion and thousands of other fractal-like phenomena are imperfect models that are (within certain upper and lower bounds) fractals in a statistical sense [...] Such fractals are called random fractals or statistical fractals. Coastlines, for instance, have fractal dimensions that change from coast to coast. Investigations show that they fall within a range of 1.15 to 1.25, the second number measuring the complexity of the west coast of England. 1, record 4, English, - random%20fractal
Record 4, French
Record 4, Domaine(s)
- Mathématiques
- Infographie
Record 4, Main entry term, French
- fractale aléatoire
1, record 4, French, fractale%20al%C3%A9atoire
proposal, feminine noun
Record 4, Abbreviations, French
Record 4, Synonyms, French
- fractale stochastique 1, record 4, French, fractale%20stochastique
proposal, feminine noun
- fractale statistique 1, record 4, French, fractale%20statistique
proposal, feminine noun
Record 4, Textual support, French
Record 4, Spanish
Record 4, Textual support, Spanish
Record 5 - internal organization data 1991-05-16
Record 5, English
Record 5, Subject field(s)
- Mathematics
Record 5, Main entry term, English
- deterministic geometry
1, record 5, English, deterministic%20geometry
correct
Record 5, Abbreviations, English
Record 5, Synonyms, English
Record 5, Textual support, English
Record number: 5, Textual support number: 1 CONT
In deterministic geometry, structures are defined, communicated, and analysed, with the aid of elementary transformations such as affine transformations, scalings, rotations, and congruences. 1, record 5, English, - deterministic%20geometry
Record 5, French
Record 5, Domaine(s)
- Mathématiques
Record 5, Main entry term, French
- géométrie déterministe
1, record 5, French, g%C3%A9om%C3%A9trie%20d%C3%A9terministe
correct, feminine noun
Record 5, Abbreviations, French
Record 5, Synonyms, French
Record 5, Textual support, French
Record number: 5, Textual support number: 1 CONT
A l'origine, la géométrie fractale était une géométrie de la nature qui faisait appel de façon constante au chaos statistique. Mais à l'usage son rôle s’est énormément étendu. C'est une géométrie de la nature, et c'est une géométrie du chaos sous ses deux formes, statistique et déterministe. 1, record 5, French, - g%C3%A9om%C3%A9trie%20d%C3%A9terministe
Record 5, Spanish
Record 5, Textual support, Spanish
Record 6 - internal organization data 1989-07-21
Record 6, English
Record 6, Subject field(s)
- Mathematics
- Computer Graphics
Record 6, Main entry term, English
- fractional Brownian trail
1, record 6, English, fractional%20Brownian%20trail
correct
Record 6, Abbreviations, English
Record 6, Synonyms, English
Record 6, Textual support, English
Record number: 6, Textual support number: 1 CONT
Fractional Brownian trails ... constitutes an example of a statistically self similar fractal curve with the dimension D=1/0.900=1.1111. Its coordinate functions are independent fractional Brownian functions of exponent H=0.9000, which implies that self intersections, though not strictly prohibited, are greatly discouraged by forcing the curve to be very persistent. 1, record 6, English, - fractional%20Brownian%20trail
Record 6, French
Record 6, Domaine(s)
- Mathématiques
- Infographie
Record 6, Main entry term, French
- vol brownien fractionnaire
1, record 6, French, vol%20brownien%20fractionnaire
correct, masculine noun
Record 6, Abbreviations, French
Record 6, Synonyms, French
Record 6, Textual support, French
Record number: 6, Textual support number: 1 CONT
vol brownien fractionnaire très persistant. Ce dessin constitue un exemple de courbe fractale, à homothétie statistique interne, dont la dimension est D=1/0, 9=1, 1 et pour laquelle la formation de boules sans être interdite-a été très fortement découragée, en imposant à cette courbe d’être très persistante. 1, record 6, French, - vol%20brownien%20fractionnaire
Record 6, Spanish
Record 6, Textual support, Spanish
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