global decomposition
41Principal component analysis — PCA of a multivariate Gaussian distribution centered at (1,3) with a standard deviation of 3 in roughly the (0.878, 0.478) direction and of 1 in the orthogonal direction. The vectors shown are the eigenvectors of the covariance matrix scaled by… …
42Unconventional oil — is petroleum produced or extracted using techniques other than the conventional (oil well) method. Oil industries and governments across the globe are investing in unconventional oil sources due to the increasing scarcity of conventional oil… …
43analysis — /euh nal euh sis/, n., pl. analyses / seez /. 1. the separating of any material or abstract entity into its constituent elements (opposed to synthesis). 2. this process as a method of studying the nature of something or of determining its… …
44Formic acid — Formic acid …
45Leatherback turtle — Taxobox name = Leatherback Sea Turtle status = CR status system = iucn2.3 image width = 250px regnum = Animalia phylum = Chordata classis = Sauropsida ordo = Testudines subordo = Cryptodira familia = Dermochelyidae familia authority = Fitzinger,… …
46Moindres carrés non linéaires — Les moindres carrés non linéaires est une forme des moindres carrés spécialisée dans l estimation d un modèle non linéaire en n paramètres à partir de m observations (m > n). Une façon d estimer ce genre de problème est de considérer …
47Leatherback sea turtle — For the musical instrument called lute, see Lute. Leatherback sea turtle Conservation status …
48CYCLES BIOGÉOCHIMIQUES — L’activité de la Terre est incessante: toutes ses couches – du noyau à la plus haute atmosphère – sont animées de continuels mouvements et, surtout, ses enveloppes superficielles – l’atmosphère, les océans et la surface des continents – abritent… …
49Carbon dioxide — Carbon dioxide …
50biosphere — biospheric /buy euh sfer ik/, adj. /buy euh sfear /, n. 1. the part of the earth s crust, waters, and atmosphere that supports life. 2. the ecosystem comprising the entire earth and the living organisms that inhabit it. [1895 1900; < G Biosphäre; …
