Results 1 to 10 of about 126,754 (179)

Online Product Quantization [PDF]

open access: yesIEEE Transactions on Knowledge and Data Engineering, 2018
Approximate nearest neighbor (ANN) search has achieved great success in many tasks. However, existing popular methods for ANN search, such as hashing and quantization methods, are designed for static databases only.
Tsang, Ivor W., Xu, Donna, Zhang, Ying
core   +2 more sources

Berezin-Toeplitz Quantization for Compact Kähler Manifolds. A Review of Results [PDF]

open access: yesAdvances in Mathematical Physics, 2010
This article is a review on Berezin-Toeplitz operator and Berezin-Toeplitz deformation quantization for compact quantizable Kähler manifolds. The basic objects, concepts, and results are given.
Martin Schlichenmaier
doaj   +5 more sources

Deformation Quantization by Moyal Star-Product and Stratonovich Chaos [PDF]

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2012
We make a deformation quantization by Moyal star-product on a space of functions endowed with the normalized Wick product and where Stratonovich chaos are well defined.
Rémi Léandre, Maurice Obame Nguema
doaj   +5 more sources

Crossed products, conditional expectations and constraint quantization

open access: yesNuclear Physics B
Recent work has highlighted the importance of crossed products in correctly elucidating the operator algebraic approach to quantum field theories. In the gravitational context, the crossed product simultaneously promotes von Neumann algebras associated ...
Marc S. Klinger, Robert G. Leigh
doaj   +3 more sources

Robust Product Markovian Quantization [PDF]

open access: yesSSRN Electronic Journal, 2020
Recursive marginal quantization (RMQ) allows the construction of optimal discrete grids for approximating solutions to stochastic differential equations in d-dimensions. Product Markovian quantization (PMQ) reduces this problem to d one-dimensional quantization problems by recursively constructing product quantizers, as opposed to a truly optimal ...
Rudd, Ralph   +3 more
openaire   +2 more sources

Bearing Fault Diagnosis via Incremental Learning Based on the Repeated Replay Using Memory Indexing (R-REMIND) Method

open access: yesMachines, 2022
In recent years, deep-learning schemes have been widely and successfully used to diagnose bearing faults. However, as operating conditions change, the distribution of new data may differ from that of previously learned data.
Junhui Zheng   +4 more
doaj   +1 more source

Quantization via Star Products [PDF]

open access: yesProgress of Theoretical Physics, 2003
We study quantization via star products. We investigate a quantization scheme in which a quantum theory is described entirely in terms of the function space without reference to a Hilbert space, unlike the formulation employing the Wigner functions. The associative law plays an essential role in excluding the unwanted solutions to the stargen-value ...
Hori, Takayuki, Koikawa, Takao
openaire   +2 more sources

Non-Zero Grid for Accurate 2-Bit Additive Power-of-Two CNN Quantization

open access: yesIEEE Access, 2023
Quantization is an effective technique to reduce the memory and computational complexity of CNNs. Recent advances utilize additive powers-of-two to perform non-uniform quantization, which resembles a normal distribution and shows better performance than ...
Young Min Kim   +4 more
doaj   +1 more source

Injective Tensor Products in Strict Deformation Quantization [PDF]

open access: yesMathematical Physics, Analysis and Geometry, 2021
16 pages -- accepted in Mathematical Physics, Analysis and ...
Murro S., van de Ven C. J. F.
openaire   +4 more sources

NSVQ: Noise Substitution in Vector Quantization for Machine Learning

open access: yesIEEE Access, 2022
Machine learning algorithms have been shown to be highly effective in solving optimization problems in a wide range of applications. Such algorithms typically use gradient descent with backpropagation and the chain rule.
Mohammad Hassan Vali, Tom Backstrom
doaj   +1 more source

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