Results 41 to 50 of about 21,767,102 (210)

Discrete-Time Filter Synthesis using Product of Gegenbauer Polynomials [PDF]

open access: yesRadioengineering, 2016
A new approximation to design continuoustime and discrete-time low-pass filters, presented in this paper, based on the product of Gegenbauer polynomials, provides the ability of more flexible adjustment of passband and stopband responses.
N. Stojanovic, N. Stamenkovic, I. Krstic
doaj  

Time-Frequency Synthesis and Filtering

open access: yes, 2016
This chapter presents methods and techniques to design time-varying linear systems such as filters with precise time-frequency (t, f) specifications; this capability can then allow one to model and predict accurately the effects of linear systems on nonstationary signals in applications such as signal cleansing and enhancement. This topic is covered in
Hlawatsch, F.   +5 more
openaire   +3 more sources

An extension of the iterated moving average.

open access: yesPLoS ONE
This work introduces an extension of the iterated moving average filter, called the Extended Kolmogorov-Zurbenko (EKZ) filter for time series and spatio-temporal analysis.
Edward L Valachovic
doaj   +1 more source

An Improved Hatch Filter Algorithm towards Sub-Meter Positioning Using only Android Raw GNSS Measurements without External Augmentation Corrections

open access: yesRemote Sensing, 2019
In May 2016, the availability of GNSS raw measurements on smart devices was announced by Google with the release of Android 7. It means that developers can access carrier-phase and pseudorange measurements and decode navigation messages for the first ...
Jianghui Geng   +4 more
doaj   +1 more source

Real-Time Digital Filters: Infinite Impulse Response Filters

open access: yesAnalytical Chemistry, 1988
Real-time digital filters fall into two main classes: finite impulse response (FIR) and infinite impulse response (IIR). In part one of this series, digital FIR filters were discussed. In this A/C interface the design, operation, and interpretation of digital IIR filters will be discussed.
openaire   +3 more sources

Continuous-Time Persuasion by Filtering

open access: yesJournal of Economic Dynamics and Control
We frame dynamic persuasion in a partial observation stochastic control Leader-Follower game with an ergodic criterion. The Receiver controls the dynamics of a multidimensional unobserved state process. Information is provided to the Receiver through a device designed by the Sender that generates the observation process. The commitment of the Sender is
René Aïd   +3 more
openaire   +3 more sources

REAL TIME NOISE FILTERING WITH SOFTWARE FILTERS

open access: yes, 2022
In this article, I would like to discuss noise filtering from sensors. How does noise appear? What is the difference between external and internal noise? The sources and causes of noise and to discuss software filtering algorithms. Moving average filter, Adaptive moving averages filter, median filter, Kalman filter. How and when to use software filters.
openaire   +1 more source

RB Particle Filter Time Synchronization Algorithm Based on the DPM Model

open access: yesSensors, 2015
Time synchronization is essential for node localization, target tracking, data fusion, and various other Wireless Sensor Network (WSN) applications.
Chunsheng Guo   +3 more
doaj   +1 more source

MULTICHANNEL TIME-FREQUENCY ADAPTIVE FILTER BASED ON DOUBLE-CROSS-GROUP TRANSFORMATIONS

open access: yesДоклады Белорусского государственного университета информатики и радиоэлектроники, 2019
We consider a multi-channel time-frequency adaptive filter with fast convergence. To reduce the time used to adapt a dual-group adjacent spectral transform. The comparison of the proposed filter with a known adaptive filter is given.
D. L. Khodyko, S. B. Salomatin
doaj  

Commutation failure caused by AC filter switching In HVDC system

open access: yesThe Journal of Engineering, 2019
Switching AC filter may cause harmonic impact, which may lead to commutation failure of HVDC system. Here, the commutation failure mechanism of HVDC system caused by AC filter switching is studied.
Meng Liu   +3 more
doaj   +1 more source

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