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Quantization
1998
IEEE Transactions on Information Theory
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Also in 1948, Bennett published the first high-resolution analysis of quantization and an exact analysis of quantization noise for Gaussian processes, and Shannon published the beginnings of rate distortion ...
promising techniques for quantization. ...
Of particular assistance were A. Gersho, B. Girod, N. Kashyap, T. Linder, N. Moayeri, P. Moo, Y. Shtarkov, S. Verdú, M. Vetterli, and K. Zeger. ...
doi:10.1109/18.720541
fatcat:55w3lmruijalxe4yht676re62e
Channel Whispering: a Protocol for Physical Layer Group Key Generation. Application to IR-UWB through Deconvolution
[article]
2018
arXiv
pre-print
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Herein, we complete the analysis of the proposed protocol and investigate several signal processing algorithms to generate the s-signal expressed as a solution to a deconvolution problem in the case of ...
The physical layer security framework provides models, algorithms, and proofs of concept for generating pairwise symmetric keys over single links between two nodes within communication range. ...
Multi-link physical layer key generation The secret key capacities for the source model with multiple terminals including a subset of helpers, various extents of an eavesdropper's knowledge, and unrestricted ...
arXiv:1801.04473v1
fatcat:m6jco7mg2jakrlvjkh4aaqkcfa
Quantum control of a nanoparticle optically levitated in cryogenic free space
[article]
2021
arXiv
pre-print
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2021 pre-print arXiv:2103.03853v1 fatcat:odhh6az7vnh2feueio5ojvkafi
The absence of an optical resonator and its bandwidth limitations holds promise to transfer the full quantum control available for electromagnetic fields to a mechanical system. ...
We cool its center-of-mass motion by measurement-based feedback to an average occupancy of 0.65 motional quanta, corresponding to a state purity of 43%. ...
Zielinska for input and discussions. ...
arXiv:2103.03853v2
fatcat:nrfsxiijezhsnlfb47xwjptquy
UWB waveform generator for digital CMOS radar
2015
2015 IEEE International Symposium on Circuits and Systems (ISCAS)
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Single bit quantization is explored in detail, showing the benefits of simple implementation, the feasibility of continuous time design and only slightly degraded signal quality in noisy environments compared ...
Small, low cost, radar systems have exciting applications in monitoring and imaging for the industrial, healthcare and Internet of Things (IoT) sectors. ...
Acknowledgment The authors would like to thank Kristian Gjertsen Kjelgård for assistance with measurements and insightful discussions. ...
doi:10.1109/iscas.2015.7168932
dblp:conf/iscas/BjorndalHL15
fatcat:hsaophgfxbgfxevpohbmn5dde4
TEO-based speaker stress assessment using hybrid classification and tracking schemes
2012
International Journal of Speech Technology
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The focus of this study is on the analysis of stress-induced variations in speech and design of an automatic stress level assessment scheme that could be used in directing stressdependent acoustic models ...
However, speech production changes in individuals due to stress and emotions have similarly detrimental effect also on the task of speaker recognition as they introduce mismatch with the speaker models ...
and the source are credited. ...
doi:10.1007/s10772-012-9165-1
fatcat:mawsyjzsqrbbnco5vsr5vpdzmi
Subjective relevance of objective measures for spatial impression
2000
Journal of the Acoustical Society of America
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mismatches. ...
Three different sources of errors in this analysis were investigated using synthesized vowels: ͑1͒ F0 quantization: In addition to the expected result that error increases with F0, it was found that the ...
Gaussian. 4pSC29. ...
doi:10.1121/1.428749
fatcat:2246ie7m3bagxlrls5fkc3cdfu
Energy and wavelength scaling of shock-ignited inertial fusion targets
2013
New Journal of Physics
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From density functional calculations we find that the low-T magnetic phase is paraelectric and the intermediate magnetic phase ferroelectric, with a size and direction of polarization in good agreement ...
We disucss how this kind of multiferrolectricity can be manipulated by imputrities and light pulses and show estimates of the effect in CuO. ...
We will present the structural and electronic properties of novel mismatched systems obtained by intercalation of one-single ferromagnetic (FM=Ni, Co) layer on graphene/Ir(111). ...
doi:10.1088/1367-2630/15/4/045004
fatcat:c4lh6z3uavbktgx4didzjqxoiy
Manipulating quantum entanglement with atoms and photons in a cavity
2001
Reviews of Modern Physics
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We have also investigated entanglement as a resource for the processing of quantum information. ...
Entanglement is also essential to understand decoherence, the process accounting for the classical appearance of the macroscopic world. ...
spin-singlet state, it takes the same form, as shown above, for any orientation of the quantization axis. ...
doi:10.1103/revmodphys.73.565
fatcat:5kkhgvuv5fct5c63kmhrncxbmm
Underwater noise due to precipitation
1989
Journal of the Acoustical Society of America
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However, the extraordinary spatial and temporal variability of the ocean has frustrated underwater acousticians for decades. ...
Sound propagation is the preeminent technique for sensing, identifying, and communicating under the ocean surface. ...
Gaussian beam algorithm for bottom reflection and head waves due to extended aperture sources. X. J. Gao and L. B. ...
doi:10.1121/1.2026824
fatcat:xbwjl6wggjh5xee7ci2vcphfd4
Content-Based Image Retrieval Using Self-Organizing Maps
[chapter]
1999
Lecture Notes in Computer Science
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As a result, the amount of data in visual form is increasing and there is a strong need for effective ways to manage and process it. ...
In many settings, the existing and widely adopted methods for text-based indexing and information retrieval are inadequate for these new purposes. ...
Recommended indexing methods for kNN queries in various sources include optimized versions of the k-d-tree (see e.g. ...
doi:10.1007/3-540-48762-x_67
fatcat:6pqbfjjhibbudlx5fquttmzete
Enhancing resolution properties of array antennas via field extrapolation: application to MIMO systems
2015
EURASIP Journal on Advances in Signal Processing
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Possible applications are in multiple-input multiple-output (MIMO) wireless links for the purpose of increasing the spatial multiplexing gain in a scattering environment, as well as in other areas such ...
(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. ...
Assuming for the components of δw a complex-valued IID Gaussian model with zero mean and variances of the real and imaginary components all equal to σ 2 w , after some elaboration, we are led to E δG E ...
doi:10.1186/s13634-015-0257-3
fatcat:gvv5khxbl5f3xhfbfwixar2h7e
Advances in Electron Microscopy with Deep Learning
2020
Zenodo
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This version of my thesis is typeset for online dissemination to improve readability, whereas the thesis submitted to the University of Warwick in support of my application for the degree of Doctor of ...
Highlights include a comprehensive review of deep learning in electron microscopy; large new electron microscopy datasets for machine learning, dataset search engines based on variational autoencoders, ...
Acknowledgements Thanks go to Jeremy Sloan and Martin Lotz for internally reviewing this article. ...
doi:10.5281/zenodo.4598227
fatcat:hm2ksetmsvf37adjjefmmbakvq
Advances in Electron Microscopy with Deep Learning
2020
Zenodo
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This version of my thesis is typeset for online dissemination to improve readability, whereas the thesis submitted to the University of Warwick in support of my application for the degree of Doctor of ...
Highlights include a comprehensive review of deep learning in electron microscopy; large new electron microscopy datasets for machine learning, dataset search engines based on variational autoencoders, ...
Acknowledgements Thanks go to Jeremy Sloan and Martin Lotz for internally reviewing this article. ...
doi:10.5281/zenodo.4591029
fatcat:zn2hvfyupvdwlnvsscdgswayci
Advances in Electron Microscopy with Deep Learning
2020
Zenodo
Preserved Fulltext
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The file type is application/pdf.
This copy of my thesis is typeset for online dissemination to improve readability, whereas the thesis submitted to the University of Warwick in support of my application for the degree of Doctor of Philosophy ...
Highlights include a comprehensive review of deep learning in electron microscopy; large new electron microscopy datasets for machine learning, dataset search engines based on variational autoencoders, ...
Acknowledgements Thanks go to Jeremy Sloan and Martin Lotz for internally reviewing this article. ...
doi:10.5281/zenodo.4399748
fatcat:63ggmnviczg6vlnqugbnrexsgy
Quality assessment in laser welding: a critical review
2017
The International Journal of Advanced Manufacturing Technology
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Research gaps and implications of the quality assessment in laser welding are also described, and a future outlook of the research in the particular field is provided. ...
Quality assessment methods and techniques for laser welding have been developed both in-and post-process. ...
The dissemination of results herein reflects only the authors' view, and the Commission is not responsible for any use that may be made of the information it contains. ...
doi:10.1007/s00170-017-0461-4
fatcat:7iykonrmrfa3dc5vfukvgksmju
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