Results 21 to 30 of about 576,347 (278)

Cross-Correlation Stacking for Robust Offset Tracking Using SAR Image Time-Series

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2021
Offset tracking is widely applied for measuring ground surface displacements from remote sensing data. Displacements are determined by the offset where two image templates match best. The match can be evaluated with normalized cross correlation (NCC), in
Shiyi Li, Silvan Leinss, Irena Hajnsek
doaj   +1 more source

Stacking the Equiangular Spiral [PDF]

open access: yes, 2013
We present an algorithm that adapts the mature Stack and Draw (SaD) methodology for fabricating the exotic Equiangular Spiral Photonic Crystal Fiber.
Agrawal, A., Azabi, Y. O., Rahman, B. M.
core   +2 more sources

Stratifying Quotient Stacks and Moduli Stacks [PDF]

open access: yes, 2018
Recent results in geometric invariant theory (GIT) for non-reductive linear algebraic group actions allow us to stratify quotient stacks of the form [X/H], where X is a projective scheme and H is a linear algebraic group with internally graded unipotent radical acting linearly on X, in such a way that each stratum [S/H] has a geometric quotient S/H ...
Berczi, G, Hoskins, V, Kirwan, F
openaire   +3 more sources

GA-stacking: Evolutionary stacked generalization [PDF]

open access: yesIntelligent Data Analysis, 2010
Stacking is a widely used technique for combining classifiers and improving prediction accuracy. Early research in Stacking showed that selecting the right classifiers, their parameters and the meta-classifiers was a critical issue. Most of the research on this topic hand picks the right combination of classifiers and their parameters.
Ledezma Espino, Agapito Ismael   +3 more
openaire   +2 more sources

Sparse Deep Tensor Extreme Learning Machine for Pattern Classification

open access: yesIEEE Access, 2019
A novel deep architecture, the sparse deep tensor extreme learning machine (SDT-ELM), is presented as a tool for pattern classification. In extending the original ELM, the proposed SDT-ELM gains the theoretical advantage of effectively reducing the ...
Jin Zhao, Licheng Jiao
doaj   +1 more source

Implications of a 20-Hz Booster cycle-rate for Slip-stacking [PDF]

open access: yes, 2014
We examine the potential impacts to slip-stacking from a change of the Booster cycle-rate from 15- to 20-Hz. We find that changing the Booster cycle-rate to 20-Hz would greatly increase the slip-stacking bucket area, while potentially requiring greater ...
Eldred, Jeffrey, Zwaska, Robert
core   +1 more source

A Polarization Stacking Method for Optimizing Time-Series Interferometric Phases of Distributed Scatterers

open access: yesRemote Sensing, 2022
For time-series interferometric phases optimization of distributed scatterers (DSs), the SqueeSAR technology used the phase linking (PL) to extract the equivalent single-master (ESM) interferometric phases from the multilooking time-series coherence ...
Peng Shen, Changcheng Wang, Jun Hu
doaj   +1 more source

Stacked Regressions [PDF]

open access: yesMachine Learning, 1996
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +3 more sources

A Novel Prediction Model for Malicious Users Detection and Spectrum Sensing Based on Stacking and Deep Learning

open access: yesSensors, 2022
Cooperative network is a promising concept for achieving a high-accuracy decision of spectrum sensing in cognitive radio networks. It enables a collaborative exchange of the sensing measurements among the network users to monitor the primary spectrum ...
Salma Benazzouza   +3 more
doaj   +1 more source

Zigzag Stacks and m-Regular Linear Stacks [PDF]

open access: yesJournal of Computational Biology, 2014
The contact map of a protein fold is a graph that represents the patterns of contacts in the fold. It is known that the contact map can be decomposed into stacks and queues. RNA secondary structures are special stacks in which the degree of each vertex is at most one and each arc has length at least two.
Chen, William Y. C.   +3 more
openaire   +3 more sources

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