Results 11 to 20 of about 204,399 (316)

Backward adaptive pixel-based fast predictive motion estimation [PDF]

open access: yes, 2009
This letter presents a novel backward adaptive pixel-based fast predictive motion estimation (BAPME) scheme for lossless video compression. Unlike the widely used block-matching motion estimation techniques, this method predicts the motion on a pixel-by ...
Canagarajah, CN   +2 more
core   +1 more source

On the Adaptivity of Unscented Particle Filter for GNSS/INS Tightly-Integrated Navigation Unit in Urban Environment

open access: yesIEEE Access, 2021
Tight integration algorithms fusing Global Navigation Satellite System (GNSS) and Inertial Navigation System (INS) have become popular in many high-accuracy positioning and navigation applications.
Oliviero Vouch   +3 more
doaj   +1 more source

On Adaptive Distance Estimation

open access: yesCoRR, 2020
We provide a static data structure for distance estimation which supports {\it adaptive} queries. Concretely, given a dataset $X = \{x_i\}_{i = 1}^n$ of $n$ points in $\mathbb{R}^d$ and $0 < p \leq 2$, we construct a randomized data structure with low memory consumption and query time which, when later given any query point $q \in \mathbb{R}^d ...
Yeshwanth Cherapanamjeri, Jelani Nelson
openaire   +3 more sources

Recursive least-squares adaptive channel estimation for spatial modulation systems [PDF]

open access: yes, 2009
In this paper, a recursive least-squares (RLS) adaptive channel estimation scheme is applied for spatial modulation (SM) system over a block fading multiple-input-multiple-output (MIMO) channel.
Zerguine, A.   +2 more
core   +1 more source

Adaptive Output Containment Tracking Control for Heterogeneous Wide-Area Networks with Aperiodic Intermittent Communication and Uncertain Leaders

open access: yesSensors, 2023
This paper proposes an adaptive distributed hybrid control approach to investigate the output containment tracking problem of heterogeneous wide-area networks with intermittent communication. First, a clustered network is modeled for a wide-area scenario.
Yanpeng Shi   +2 more
doaj   +1 more source

An adaptive estimation of MAVE

open access: yesJournal of Multivariate Analysis, 2012
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Wang, Qin, Yao, Weixin
openaire   +3 more sources

Computationally efficient direction of arrival estimation using adaptive grid selection

open access: yesIET Radar, Sonar & Navigation, 2023
The authors propose a computationally efficient approach to estimate the directions of arrival of far‐field sources impinging on a sensor array. The proposed estimator is formed using a sparse reconstruction framework, employing a novel adaptive grid ...
Yanan Wu, Andreas Jakobsson, Lutao Liu
doaj   +1 more source

Adaptive minimum bit-error-rate filtering [PDF]

open access: yes, 2004
Adaptive filtering has traditionally been developed based on the minimum mean square error (MMSE) principle and has found ever-increasing applications in communications. The paper develops adaptive filtering based on an alternative minimum bit error rate
Chen, S.
core   +1 more source

Ocena daljine cilja u toku praćenja video senzorima / Target range estimation based on video sensor tracking

open access: yesVojnotehnički Glasnik, 2006
U radu su opisani kinematski modeli estimacije daljine cilja, dobijene obradom video snimaka u toku praćenja. Analizirani su uticaji šuma procesa na veličinu grešaka estimacije daljine i predložen je metod adaptacije modela, podešavanjem nivoa šuma ...
Dragoslav Ugarak
doaj   +1 more source

Adaptive Quantum Process Tomography via Linear Regression Estimation [PDF]

open access: yes, 2020
This paper proposes a recursively adaptive tomography protocol to improve the precision of quantum process estimation for finite dimensional systems. The problem of quantum process tomography is firstly formulated as a parameter estimation problem which ...
Qi Yu   +7 more
core   +1 more source

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