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Journal of Statistical Planning and Inference, ISSN 0378-3758, 01/2019, Volume 198, pp. 105 - 118
In this paper, we present the asymptotic distribution of M-estimates for parameters in unstable AR( ) processes. The innovations are assumed to be in the... 
Bootstrapping | Non-stationary | Autoregressive model | Stable process | Unit root | REGRESSION | TESTS | BOOTSTRAP | TIME-SERIES | UNIT-ROOT | STATISTICS & PROBABILITY | POINT-PROCESSES
Journal Article
Journal Article
Journal of Time Series Analysis, ISSN 0143-9782, 07/2014, Volume 35, Issue 4, pp. 322 - 340
This article investigates the statistical properties of the recently introduced quantile periodogram for time series with time‐dependent variance. The... 
quantile regression | non‐stationary | periodogram | spectrum | Heteroscedasticity | trigonometric | Non-stationary | Quantile regression | Periodogram | Trigonometric | Spectrum | STOCK-MARKET PRICES | non-stationary | MATHEMATICS, INTERDISCIPLINARY APPLICATIONS | STATISTICS & PROBABILITY | Studies | Dow Jones averages | Time series
Journal Article
Marine Environmental Research, ISSN 0141-1136, 08/2013, Volume 89, pp. 91 - 96
We examined plankton responses to climate variance by using high temporal resolution data from 1988 to 2007 in the Western English Channel. Climate variability... 
Climate variance | Western English Channel | Non-stationary | North East Atlantic | Plankton | Transient dynamics | ENVIRONMENTAL SCIENCES | MARINE & FRESHWATER BIOLOGY | TOXICOLOGY | ZOOPLANKTON | SEA | Models, Theoretical | Plankton - physiology | Food Chain | Wind | Climate | Temperature | Seasons | Population Dynamics
Journal Article
Wind Energy, ISSN 1095-4244, 12/2014, Volume 17, Issue 12, pp. 1905 - 1924
ABSTRACT The lack of efficient methods for de‐trending of wind speed resource data may lead to erroneous wind turbine fatigue and ultimate load predictions.... 
time series analysis | wind speed measurements | non‐stationary time series | variance | atmospheric boundary layer | turbulence | stationary time series | de‐trending | statistics | non-stationary time series | de-trending | ENERGY & FUELS | SURFACE | ENGINEERING, MECHANICAL | Analysis | Turbines
Journal Article
IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control, ISSN 0885-3010, 04/2016, Volume 63, Issue 4, pp. 513 - 519
Over the past 50 years, variances have been developed for characterizing the instabilities of precision clocks and oscillators. These instabilities are often... 
Time-frequency analysis | Non-stationary processes | Time series analysis | Precision analysis | Acoustics | Allan variances | Frequency control | Oscillators | Clocks | Atomic clocks | Allan variances (AVARs) | time series analysis | nonstationary processes | precision analysis | atomic clocks | ACOUSTICS | ENGINEERING, ELECTRICAL & ELECTRONIC
Journal Article
Geoderma, ISSN 0016-7061, 2009, Volume 153, Issue 1, pp. 18 - 28
Geostatistical prediction of soil properties depends on the assumption of stationarity in the covariance, but this is often implausible, which implies that... 
Nitrous oxide | Non-stationary covariance | Spectral tempering | Empirical spectrum | Kriging variance | Prediction error variance | SOIL SCIENCE | REML | INFORMATION | Analysis | Models
Journal Article
Journal of Process Control, ISSN 0959-1524, 2002, Volume 12, Issue 6, pp. 707 - 719
Journal Article
Communications in Statistics - Theory and Methods, ISSN 0361-0926, 03/2011, Volume 40, Issue 7, pp. 1254 - 1270
This article considers the sequential monitoring problem of variance change in stationary and non stationary time series. We suggest a CUSUM of squares... 
Secondary 62M10 | Primary 62L10 | Non stationary autoregressive processes | Change point monitoring | Infinite order moving average processes | REGRESSION | CUSUM | STRUCTURAL-CHANGE | STATISTICS & PROBABILITY | RCA TIME-SERIES | LINEAR-MODELS | SQUARES TEST | Studies | Simulation | Bandwidth | Time series | Statistics | Monitoring | Variance | Autoregressive processes
Journal Article
IEEE/ACM Transactions on Audio, Speech and Language Processing (TASLP), ISSN 2329-9290, 01/2015, Volume 23, Issue 1, pp. 7 - 19
In contrast to the conventional minimum mean square error (MMSE)-based noise reduction techniques, we propose a supervised method to enhance speech by means of... 
deep neural networks (DNNs) | global variance equalization | dropout | non-stationary noise | noise reduction | noise aware training | speech enhancement | Training | Noise | Speech enhancement | Speech | Noise measurement | nonstationary noise | Deep neural networks (DNNs) | IEEE transactions | ACOUSTICS | RECOGNITION | ALGORITHM | NOISE | ENGINEERING, ELECTRICAL & ELECTRONIC
Journal Article
IEEE Transactions on Signal Processing, ISSN 1053-587X, 03/2019, Volume 67, Issue 5, pp. 1353 - 1365
Journal Article
Chinese Journal of Aeronautics, ISSN 1000-9361, 06/2009, Volume 22, Issue 3, pp. 273 - 278
An identification method using Allan variance and equivalent theorem is proposed to identify non-stationary sensor errors mixed out of different simple noises.... 
ring laser gyro | Allan variance | non-stationary | equivalent theorem | auto-regressive and moving average model | ENGINEERING, AEROSPACE
Journal Article
Scandinavian Journal of Statistics, ISSN 0303-6898, 2008, Volume 35, Issue 1, p. 38
Most proposed subsampling and resampling methods in the literature assume stationary data. In many empirical applications, however, the hypothesis of... 
block bootstrap | mixing | subsampling | spatial lattice data | Mathematics | statistik | Statistics | resampling | Naturvetenskap | Natural Sciences | non-stationary random field | Matematik | Sannolikhetsteori och statistik | Probability Theory and Statistics
Journal Article
Geoderma, ISSN 0016-7061, 2010, Volume 159, Issue 3, pp. 350 - 357
Spectral tempering is a method to model non-stationary variance structure in geostatistical models. It proceeds by spatially adapting an empirical spectrum... 
REML | Spectral tempering | Non-stationary covariance | Empirical spectrum | Kriging variance | Prediction error variance | SOIL SCIENCE | Correlation | Tempering | Computation | Mathematical analysis | Geostatistics | Mathematical models | Spectra | Soil (material) | Variance
Journal Article
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