Results 61 to 70 of about 10,846,082 (297)

Sparse signal recovery in Hilbert spaces [PDF]

open access: yes2012 IEEE International Symposium on Information Theory Proceedings, 2012
This paper reports an effort to consolidate numerous coherence-based sparse signal recovery results available in the literature. We present a single theory that applies to general Hilbert spaces with the sparsity of a signal defined as the number of (possibly infinite-dimensional) subspaces participating in the signal's representation.
Graeme Pope, Helmut Bölcskei
openaire   +3 more sources

A Missing Link: Nutritional Healing in Recovery [PDF]

open access: yes, 2018
The journey of students in a Collegiate Recovery Program (CRP) begins with early recovery and continues towards a well-developed mental, spiritual, emotional, and physical state. Much emphasis is placed on mental, emotional, and spiritual healing through
Henley, Emmy L
core   +1 more source

Unlimited dynamic range signal recovery for folded graph signals

open access: yes, 2022
Recovery of a graph signal from samples has many important applications in signal processing over networks and graph-structured data. To capture very high or even unlimited dynamic range signals, modulo sampling has been investigated.
Ji, Feng   +5 more
core   +1 more source

Constraint removal for sparse signal recovery [PDF]

open access: yesSignal Processing, 2012
This paper presents a new iterative algorithm called constraint removal (CR) for the recovery of a sparse signal x from an incomplete number of linear measurements y such that ym× 1= Am× nxn× 1 and m<n. It is empirically demonstrated that the CR algorithm has a recovery performance which is between basis pursuit linear programming (BP-LP) and ...
Şahin, Ahmet, Özen, Serdar
openaire   +2 more sources

Recovery From Alcohol and Other Drug Problems in the U.S. Population: Prevalence, Pathways, and Predictors [PDF]

open access: yes, 2018
The concept of "recovery" has become the organizing paradigm in many middle and high income countries globally with a goal of orienting services in cost effective ways to help sufferers achieve and maintain long term remission. Despite this focus, little
Hoeppner, Bettina   +5 more
core   +1 more source

Recovery of compressible signals in unions of subspaces [PDF]

open access: yes2009 43rd Annual Conference on Information Sciences and Systems, 2009
Compressive sensing (CS) is an alternative to Shannon/Nyquist sampling for acquisition of sparse or compressible signals; instead of taking periodic samples, we measure inner products with M ≪ N random vectors and then recover the signal via a sparsity-seeking optimization or greedy algorithm.
Marco F. Duarte   +3 more
openaire   +2 more sources

Eating Disorder Recovery: Fostering an Inclusive Culture [PDF]

open access: yes, 2018
Eating disorder (ED) recovery is often difficult to define, which may leave those offering recovery support feeling lost and discouraged when determining ED services in their Collegiate Recovery Program (CRP).
Monsour, Diana L, Henley, Emmy L
core   +1 more source

Measurement and Data Correction of Channel Sampling Timing Walk-Off of Photonic Analog-to-Digital Converter in Signal Recovery

open access: yesMicromachines
A two-channel, time–wavelength interleaved photonic analog-to-digital converter (PADC) system with a sampling rate of 10.4 GSa/s was established, and a concise method for measuring and data correcting the channel sampling timing walk-off of PADCs for ...
Junli Qi   +11 more
doaj   +1 more source

Learning-based accelerated sparse signal recovery algorithms

open access: yesICT Express, 2021
In this paper, we propose an accelerated sparse recovery algorithm based on inexact alternating direction of multipliers. We formulate a sparse recovery problem with a concave regularizer and solve it with the relaxed and accelerated alternating method ...
Dohyun Kim, Daeyoung Park
doaj   +1 more source

Phase Retrieval With Bregman Divergences and Application to Audio Signal Recovery [PDF]

open access: yesIEEE Journal on Selected Topics in Signal Processing, 2020
Phase retrieval (PR) aims to recover a signal from the magnitudes of a set of inner products. This problem arises in many audio signal processing applications which operate on a short-time Fourier transform magnitude or power spectrogram, and discard the
Pierre-Hugo Vial   +3 more
semanticscholar   +1 more source

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