Results 21 to 30 of about 171,090 (289)

Convolved Feature Vector Based Adaptive Fuzzy Filter for Image De-Noising

open access: yesApplied Sciences, 2023
In this paper, a convolved feature vector based adaptive fuzzy filter is proposed for impulse noise removal. The proposed filter follows traditional approach, i.e., detection of noisy pixels based on certain criteria followed by filtering process. In the
Muhammad Habib   +6 more
doaj   +1 more source

High-Performance Detection-Based Tracker for Multiple Object Tracking in UAVs

open access: yesDrones, 2023
As a result of increasing urbanization, traffic monitoring in cities has become a challenging task. The use of Unmanned Aerial Vehicles (UAVs) provides an attractive solution to this problem.
Xi Li   +3 more
doaj   +1 more source

Counting With Tinytable: Every Bit Counts!

open access: yesIEEE Access, 2019
Bloom filters are space efficient data structures that support approximate membership queries. They are easily extensible but incur significant overheads when extended to support additional functionality, such as removals or counting.
Gil Einziger, Roy Friedman
doaj   +1 more source

A probabilistic interpretation of set-membership filtering: application to polynomial systems through polytopic bounding [PDF]

open access: yes, 2016
Set-membership estimation is usually formulated in the context of set-valued calculus and no probabilistic calculations are necessary. In this paper, we show that set-membership estimation can be equivalently formulated in the probabilistic setting by ...
Benavoli, Alessio, Piga, Dario
core   +2 more sources

Planetary nebula kinematics in NGC 1316: a young Sombrero [PDF]

open access: yes, 2012
Aims. We present positions and velocities for 796 planetary nebulae (PNe) in the Fornax Brightest Cluster Galaxy NGC 1316 (Fornax A). The planetary nebulae and existing kinematics are used to explore the rotation of this merger remnant and constrain ...
Appenzeller   +41 more
core   +3 more sources

Distributed State Fusion Estimation of Multi-Source Localization Nonlinear Systems

open access: yesSensors, 2023
For the state estimation problem of a multi-source localization nonlinear system with unknown and bounded noise, a distributed sequential ellipsoidal intersection fusion estimation algorithm based on the dual set-membership filtering method is proposed ...
Peng Liu   +3 more
doaj   +1 more source

Opportunistic linked data querying through approximate membership metadata [PDF]

open access: yes, 2015
Between URI dereferencing and the SPARQL protocol lies a largely unexplored axis of possible interfaces to Linked Data, each with its own combination of trade-offs.
BH Bloom   +9 more
core   +1 more source

Set-membership filtering for a class of nonlinear complex networks with mixed time-delays and incomplete measurements

open access: yesSystems Science & Control Engineering, 2020
In this paper, the set-membership filtering problem is discussed for a class of discrete time-varying nonlinear complex networks with mixed time-delays and incomplete measurements. Both the process noise and the measurement noise are unknown but bounded.
Liang Zhao   +3 more
doaj   +1 more source

Trust-Based Distributed Set-Membership Filtering for Target Tracking Under Network Attacks

open access: yesIEEE Access, 2023
For target tracking problems in wireless sensor networks subject to malicious network attacks, this paper proposes a distributed set-membership filtering algorithm based on trust dynamic combination strategy.
Haibo Wu   +3 more
doaj   +1 more source

Fuzzy rule based multiwavelet ECG signal denoising [PDF]

open access: yes, 2008
Since different multiwavelets, pre- and post-filters have different impulse responses and frequency responses, different multiwavelets, pre- and post-filters should be selected and applied at different noise levels for signal denoising if signals are ...
Chan, Yick-Po   +5 more
core   +1 more source

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