Results 31 to 40 of about 1,209,766 (301)

Atomic decomposition of weighted Besov spaces [PDF]

open access: yes, 1995
We find the atomic decomposition of functions in the weighted Besov spaces under certain factorization conditions on the weigh.
Blasco, O., Ansorena, J.L.
core   +1 more source

Fast atomic decomposition by the inhibition method [PDF]

open access: yesProceedings 15th International Conference on Pattern Recognition. ICPR-2000, 2002
A new algorithm is introduced which is related to matching pursuit but allows updating more than one coding coefficient per iteration: the updated coefficients correspond to mutually orthogonal elements of the dictionary. Coding experiments on natural images show that the new method achieves the same trade-off as matching pursuit between number of ...
Pece, Arthur, Petkov, Nikolay
openaire   +2 more sources

Atomic Energy Commission Reports [PDF]

open access: yes, 1965
Quarterly progress report on metallurgy research operations at Hanford Atomic Products Operation in Richland ...
Westinghouse Electric Corporation. Atomic Power Division.
core   +3 more sources

Effects of P:Ni Ratio on Methanol Steam Reforming on Nickel Phosphide Catalysts

open access: yesMolecules, 2023
This study investigates the influence of the phosphorus-to-nickel (P:Ni) ratio on methanol steam reforming (MSR) over nickel phosphide catalysts using density functional theory (DFT) calculations.
Abdulrahman Almithn
doaj   +1 more source

Degrees of randomized computability: decomposition into atoms

open access: yesCoRR, 2021
In this paper we study structural properties of LV-degrees of the algebra of collections of sequences that are non-negligible in the sense that they can be computed by a probabilistic algorithm with positive probability. We construct atoms and infinitely divisible elements of this algebra generated by sequences, which cannot be Martin-Löf random and ...
openaire   +2 more sources

Perturbations of Banach Frames and Atomic Decompositions [PDF]

open access: yesMathematische Nachrichten, 1997
AbstractBanach frames and atomic decompositions are sequences that have basis‐like properties but which need not be bases. In particular, they allow elements of a Banach space to be written as linear combinations of the frame or atomic decomposition elements in a stable manner.
Christensen, Ole, Heil, Christopher E.
openaire   +1 more source

Recognition method of dense false targets jamming based on time-frequency atomic decomposition

open access: yesThe Journal of Engineering, 2019
Dense false target jamming can affect radar detection performance severely. A method of dense false targets jamming recognition based on time-frequency atomic decomposition theory and support vector machine (SVM) is proposed to solve the difficulty of ...
Zhimei Hao, Wen Yu, Wei Chen
doaj   +1 more source

Atomic decompositions for noncommutative martingales

open access: yesJournal of Functional Analysis, 2023
We prove an atomic type decomposition for the noncommutative martingale Hardy space $\h_p$ for all ...
Zeqian Chen   +2 more
openaire   +3 more sources

Organizing the atoms of the clique separator decomposition into an atom tree

open access: yesDiscrete Applied Mathematics, 2014
We define an atom tree of a graph as a generalization of a clique tree: its nodes are the atoms obtained by clique minimal separator decomposition, and its edges correspond to the clique minimal separators of the graph.Given a graph GG, we compute an atom tree by using a clique tree of a minimal triangulation HH of GG.
Berry, Anne   +2 more
openaire   +1 more source

Spherical Harmonic Atomic Norm and its Application to DOA Estimation

open access: yesIEEE Access, 2019
Signal processing in the spherical harmonic (SH) domain has the advantages of analyzing a signal on the sphere with equal resolution in the whole space and of decomposite the frequency- and location-dependent components of the signal. Therefore, it finds
Jie Pan
doaj   +1 more source

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