[PDF][PDF] An introduction to diffusion maps
… We implemented a diffusion map algorithm in the Python programming language. The code
was adapted for the machine learning framework Elefant (Efficient Learning, Large Scale …
was adapted for the machine learning framework Elefant (Efficient Learning, Large Scale …
Diffusion maps
RR Coifman, S Lafon - Applied and computational harmonic analysis, 2006 - Elsevier
… This function oscillates 12 times along the z-axis, and by employing an f -driven diffusion,
we were able to generate the function the function ψ1(ϕ,θ) = cos(θ) as the first nontrivial …
we were able to generate the function the function ψ1(ϕ,θ) = cos(θ) as the first nontrivial …
Diffusion maps: analysis and applications
B Bah - 2008 - ora.ox.ac.uk
… For each of the data sets I used in this dissertation I implemented this scheme to get an
appropriate ε before I implemented the diffusion map algorithm. Figure 2.1 and 2.2 show a …
appropriate ε before I implemented the diffusion map algorithm. Figure 2.1 and 2.2 show a …
[HTML][HTML] Diffusion maps for changing data
RR Coifman, MJ Hirn - Applied and computational harmonic analysis, 2014 - Elsevier
… Additionally, if X ⊂ R d is high dimensional, yet lies on a low dimensional manifold, the
diffusion map gives an embedding into Euclidean space that parameterizes the data in terms of …
diffusion map gives an embedding into Euclidean space that parameterizes the data in terms of …
Diffusion maps as a framework for shape modeling
N Thorstensen, P Etyngier, F Segonne… - Computer Vision and …, 2011 - Elsevier
… Diffusion maps generate a mapping, called an embedding, from the original shape space …
for using diffusion maps is derived from the fact that this framework generates a mapping that …
for using diffusion maps is derived from the fact that this framework generates a mapping that …
Fractional diffusion maps
… This result was used in the diffusion maps … on an embedding of the manifold in Euclidean
space). If a data set is assumed to lie on or near an embedded manifold, the diffusion maps …
space). If a data set is assumed to lie on or near an embedded manifold, the diffusion maps …
Comparison of systems using diffusion maps
U Vaidya, G Hagen, A Banaszuk… - Proceedings of the …, 2005 - ieeexplore.ieee.org
… Abstract—In this paper we propose an efficient … of diffusion maps defined on sets of data,
as established in [10]. In section III we describe how the eigenfunctions of the diffusion map are …
as established in [10]. In section III we describe how the eigenfunctions of the diffusion map are …
[图书][B] Diffusion maps and geometric harmonics
SS Lafon - 2004 - search.proquest.com
… a diffusion operator whose eigendecomposition produces an embedding of the data into R"
via a diffusion map. In … that they also all have an interpretation in terms of diffusion process. …
via a diffusion map. In … that they also all have an interpretation in terms of diffusion process. …
Motion planning with diffusion maps
… the problem by using diffusion maps, a machine learning algorithm, to learn the map’s
geometry … The main contributions of this work are 1) development of an efficient motion planning …
geometry … The main contributions of this work are 1) development of an efficient motion planning …
Diffusion maps, reduction coordinates, and low dimensional representation of stochastic systems
… That is, we assume there exists an effective drift f(ψ1) and an effective diffusion
coefficient D(ψ1), such that the time evolution of ψ1(x(t)) approximately satisfies the Itô SDE …
coefficient D(ψ1), such that the time evolution of ψ1(x(t)) approximately satisfies the Itô SDE …
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