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A Dependent Type Theory with Names and Binding

by Ulrich Schöpp, Ian Stark - In Proceedings of the 2004 Computer Science Logic Conference, number 3210 in Lecture notes in Computer Science , 2004
"... We consider the problem of providing formal support for working with abstract syntax involving variable binders. Gabbay and Pitts have shown in their work on Fraenkel-Mostowski (FM) set theory how to address this through first-class names: in this paper we present a dependent type theory for prog ..."
Abstract - Cited by 19 (1 self) - Add to MetaCart
We consider the problem of providing formal support for working with abstract syntax involving variable binders. Gabbay and Pitts have shown in their work on Fraenkel-Mostowski (FM) set theory how to address this through first-class names: in this paper we present a dependent type theory

Solution Manifolds For Systems Of Differential Equations

by John F. Kennison, Transmitted Michael Barr , 2000
"... . This paper denes a solution manifold and a stable submanifold for a system of dierential equations. Although we eventually work in the smooth topos, the rst two sections do not mention topos theory and should be of interest to non-topos theorists. The paper characterizes solutions in terms of b ..."
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. This paper denes a solution manifold and a stable submanifold for a system of dierential equations. Although we eventually work in the smooth topos, the rst two sections do not mention topos theory and should be of interest to non-topos theorists. The paper characterizes solutions in terms

Hamiltonian formalism for nonlinear waves

by V. E. Zakharov, E. A. Kuznetsov - Physics Uspekhi , 1997
"... Hamiltonian description for nonlinear waves in plasma, hydrodynamics and magnetohydrodynamics is presented. The main attention is paid to the prob-lem of canonical variables introducing. The connection with other approaches of the Hamiltonian structure introducing is presented, in particular, with t ..."
Abstract - Cited by 17 (0 self) - Add to MetaCart
particles. All known theorems about the vorticity conservation (the Ertel’s, Cauchy’s and Kelvin’s theorems, the frosenness of vorticity and conservation of the topo-logical Hopf invariant) are a sequence of this symmetry. The canonical vari-ables are introduced into the collisionless plasma kinetics

SPB Academic Publishing bv, Amsterdam Response of high mountain landscape to topographic variables: Central Pyrenees

by Experimental De Zonas, Gabriel Del Barrio, Bernardo Alvera, Juan Puigdefabregas, Carlos Diez
"... An objective method for inductively modelling the distribution of mountain land units using GIS managed topographic variables is presented. The landscape of a small high mountain catchment in the Spanish Pyre- nees, covered with grassland, was classified in ten land units by hierarchical agglomerat ..."
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step by step distributions for the seven topo- graphic variables ordered, for each unit, after the absolute values of the Haberman's residuals in BDA. The predicted distributions were tested against that of the observed sampling plots. From the original ten land units, the distributions of eight

Competing roles for landscape, vegetation, topography and climate in predictive models of bird distribution

by Javier Seoane, Javier Bustamante - Ecological Modelling
"... Predictive habitat models rely on the relationship between a response variable (either occurrence or abundance of a species) and a set of environmental predictors. Vegetation is generally preferred as a source of potential predictors because of having a more direct link with reproductive necessities ..."
Abstract - Cited by 15 (4 self) - Add to MetaCart
sites). Vegetation models were significantly more accurate than topo-climatic models, but the difference was due to the higher number of potential predictors in the set of vegetation variables. Vegetation landscape models were significantly more accurate

Reflectance modeling of snow-covered forests in hilly terrain.” Photogrammetric engineering and remote sensing

by Dagrun Vikhamar, Rune Solberg, Klaus Seidel , 2004
"... Seasonal snow covers large land areas of the Earth. Information about the snow extent in these regions is important for climate studies and water resource management. A linear spectral mixture model for snow-covered forests (the SnowFor model) has previously been developed for flat terrain. The Snow ..."
Abstract - Cited by 4 (1 self) - Add to MetaCart
that the calibrated TopoSnow and TopoTree models enhance the modeling of reflectance variability from snow-covered forests for visible and near-infrared wavelengths. The performance of four other topographic correction methods is evaluated for snow-covered forests.

Non-Commutative Topology for Curved Quantum Causality

by Ioannis Raptis - International Journal of Theoretical Physics
"... A quantum causal topology is presented. This is modeled after a non-commutative scheme type of theory for the curved finitary spacetime sheaves of the non-abelian incidence Rota algebras that represent ‘gravitational quantum causal sets’. The finitary spacetime primitive algebra scheme structures fo ..."
Abstract - Cited by 8 (8 self) - Add to MetaCart
schematic version of the Principle of General Covariance of General Relativity is formulated for the dynamically variable quantum causal sets. We compare our non-commutative scheme-theoretic curved quantum causal topology with some recent C ∗-quantale models for non-abelian generalizations of classical

Linear Models

by Max Welling Gatsby, Max Welling
"... Introduction In this class we will study models for which the observed random variables are continuous, and linearly related to the latent variables, denoted by y. We will study Factor Analysis (FA) and Probabilistic Principal Component Analysis (PPCA). Principal Component Analysis (PCA), which is ..."
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Introduction In this class we will study models for which the observed random variables are continuous, and linearly related to the latent variables, denoted by y. We will study Factor Analysis (FA) and Probabilistic Principal Component Analysis (PPCA). Principal Component Analysis (PCA), which

Classification Meaning

by Topo-bathy Lidar
"... This document describes a set of LAS enhancements to enable support for topographicbathymetric (topo-bathy) lidar. The importance of these enhancements stems, in part, from the emergence of a new class of topo-bathy lidar systems that occupies the middle ground between conventional bathymetric and c ..."
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specification does not currently support these data. The Topo-Bathy Lidar Domain Profile adds point classification values for bathymetric point, water surface, derived water surface, submerged object, IHO S-57 object, and bottom not found depth. Extra Byte Variable Length Records (EXTRA_BYTES or Extra Byte VLRs

Regulation of sister chromosome cohesion by the replication fork tracking protein SeqA. PLoS Genet. 9:e1003673. doi: 10.1371/journal.pgen.1003673

by Mohan C. Joshi, David Magnan, Timothy P. Montminy, Mark Lies, Nicholas Stepankiw, David Bates - J. Bacteriol , 2013
"... Analogously to chromosome cohesion in eukaryotes, newly replicated DNA in E. coli is held together by inter-sister linkages before partitioning into daughter nucleoids. In both cases, initial joining is apparently mediated by DNA catenation, in which replication-induced positive supercoils diffuse b ..."
Abstract - Cited by 3 (1 self) - Add to MetaCart
that variable cohesion observed along the E. coli chromosome is caused by differential SeqA binding, with oriC and snap loci binding disproportionally more SeqA. We propose that SeqA binding results in loose inter-duplex junctions that are resistant to Topo IV cleavage. Lastly, reducing cohesion by genetic
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