Results 11 to 20 of about 814,308 (242)

Improved Lower Bounds on Mutual Information Accounting for Nonlinear Signal-Noise Interaction [PDF]

open access: yes, 2018
In fiber-optic communications, evaluation of mutual information (MI) is still an open issue due to the unavailability of an exact and mathematically tractable channel model.
Agrell, Erik   +4 more
core   +2 more sources

Reading a Single Qubit System Using Weak Measurement with Variable Strength [PDF]

open access: yes, 2016
Acquiring information about an unknown qubit in a superposition of two states is essential in any computation process. Quantum measurement, or sharp measurement, is usually used to read the information contents of that unknown qubit system.
Younes, Ahmed
core   +2 more sources

Pitfall of the Detection Rate Optimized Bit Allocation within template protection and a remedy [PDF]

open access: yes, 2009
One of the requirements of a biometric template protection system is that the protected template ideally should not leak any information about the biometric sample or its derivatives. In the literature, several proposed template protection techniques are
Breebaart, J.   +4 more
core   +2 more sources

On Lossless Coding With Coded Side Information [PDF]

open access: yes, 2009
This paper considers the problem, first introduced by Ahlswede and Korner in 1975, of lossless source coding with coded side information. Specifically, let X and Y be two random variables such that X is desired losslessly at the decoder while Y serves as
Effros, Michelle, Marco, Daniel
core   +1 more source

A two parameter ratio-product-ratio estimator using auxiliary information [PDF]

open access: yes, 2012
We propose a two parameter ratio-product-ratio estimator for a finite population mean in a simple random sample without replacement following the methodology in Ray and Sahai (1980), Sahai and Ray (1980), Sahai and Sahai (1985) and Singh and Ruiz Espejo (
Chami, Peter S.   +2 more
core   +3 more sources

Application of Balanced Sampling, Non-Response and Calibrated Estimator

open access: yesLithuanian Journal of Statistics, 2016
The aim of this paper is to study the interplay between balanced sampling, non-response and calibratedestimator by simulation. The results of seven strategies, embracing a combination of balanced sampling via the cubemethod, simple random cluster ...
Ieva DirdaitÄ—, DanutÄ— KrapavickaitÄ—
doaj   +1 more source

DANet: Dynamic Salient Object Detection Networks Leveraging Auxiliary Information

open access: yesIEEE Access, 2021
Based on Fully Convolutional Networks, recent salient object detection (SOD) methods achieve impressive results. Some studies improve the classical SOD frameworks by utilizing auxiliary information like fixation points, salient numbers and salient edges.
Yi Zhu   +3 more
doaj   +1 more source

New Approach to Duality-Invariant Nonlinear Electrodynamics [PDF]

open access: yes, 2013
We survey a new approach to the duality-invariant systems of nonlinear electrodynamics, based on introducing auxiliary bi-spinor fields. In this approach, the entire information about the given self-dual system is encoded in the U(1) invariant ...
Ivanov, Evgeny   +2 more
core   +3 more sources

Joint Matrix Factorization: A Novel Approach for Recommender System

open access: yesIEEE Access, 2020
Collaborative filtering (CF) is the most classical method for recommender system, but it is usually suffered from limited performance by the sparseness of user-to-item rating data.
Shaolun Sun   +6 more
doaj   +1 more source

An Efficient Estimation Procedure in Two-Occasion Successive Sampling [PDF]

open access: yesJournal of Statistical Theory and Applications (JSTA), 2017
In this paper an efficient estimation procedure to estimate the current population mean in two-occasion successive sampling has been developed. An exponential regression type estimator of current population mean is proposed and corresponding optimum ...
G. N. Singh, A. K. Singh
doaj   +1 more source

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