Results 31 to 40 of about 540,621 (135)

On arbitrary-level IIR and FIR filters [PDF]

open access: yes, 1990
A recently published method for designing IIR (infinite-impulse-response) digital filters with multilevel magnitude responses is reinterpreted from a different viewpoint.
Koilpillai, R. D.   +2 more
core   +1 more source

Computing Impulse Response of Room Acoustics Using the Ray-Tracing Method in Time Domain

open access: yesArchives of Acoustics, 2013
This paper proposes a new approach for calculating the impulse response of room acoustics. Impulse response provides unique characterization of any discrete linear-time invariant (LTI) systems.
Adil ALPKOCAK, Malik Kemal SIS
doaj  

A lowerbound on the dimension of positive realizations [PDF]

open access: yes, 2003
A basic phenomenon in positive system theory is that the dimension N of an arbitrary positive realization of a given transfer function H(z) may be strictly larger than the dimension n of its minimal realizations.
Matolcsi, Máté, Nagy, Béla
core   +1 more source

Critical response of a single-degree-of-freedom system with bilinear hysteresis and viscous damping under triple impulse

open access: yesFrontiers in Built Environment
A triple impulse is used as a mathematical model of forward-directivity inputs, which are fault-normal components of near-fault earthquake ground motions. In this paper, two types of the triple impulse input are employed.
Kotaro Kojima, Izuru Takewaki
doaj   +1 more source

Algorithm of underdetermined convolutive blind source separation for high reverberation environment

open access: yesTongxin xuebao, 2023
To separate the underdetermined convolutive mixture signals in the high reverberation environment, a novel algorithm of underdetermined convolutive blind source separation was proposed.Aiming at the influence of high reverberation environment, a global ...
Yuan XIE   +3 more
doaj   +2 more sources

Structural Damage Identification with Extracted Impulse Response Functions and Optimal Sensor Locations

open access: yesElectronic Journal of Structural Engineering, 2015
This paper presents a structural damage identification approach based on the time domain impulse response functions, which are extracted from the measured dynamic responses with the input available.
Jun Li, Hong Hao, XINGYU FAN
doaj   +1 more source

Role of impulse oscillometry in diagnosis and follow-up in bronchial asthma

open access: yesLung India, 2023
Background: Asthma is defined as a chronic inflammatory disorder of the airways, characterized by bronchial hyper-responsiveness and variable airflow obstruction, that is often reversible either spontaneously or with treatment.
Saurabh Mandilwar   +3 more
doaj   +1 more source

Spatio-temporal dynamics of impulse responses to figure motion in optic flow neurons. [PDF]

open access: yesPLoS ONE, 2015
White noise techniques have been used widely to investigate sensory systems in both vertebrates and invertebrates. White noise stimuli are powerful in their ability to rapidly generate data that help the experimenter decipher the spatio-temporal dynamics
Yu-Jen Lee   +2 more
doaj   +1 more source

Nonparametric estimation of mark's distribution of an exponential Shot-noise process [PDF]

open access: yes, 2015
In this paper, we consider a nonlinear inverse problem occurring in nuclear science. Gamma rays randomly hit a semiconductor detector which produces an impulse response of electric current.
Ilhe, Paul   +3 more
core   +5 more sources

Measurement of High-Power Microwave Impulse Response Characteristics of Reflector Materials

open access: yesInternational Journal of Antennas and Propagation
High-power microwave (HPM) antenna, one of the key subsystems in the HPM system, is used for HPM radiation. Its performance is partly determined by the impulse responses of reflector materials under HPM.
Xianggang Hu   +10 more
doaj   +1 more source

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