Acknowledgement
Supported by : Korea Astronomy and Space Science Institute (KASI)
References
- Andrae, R., Schulze-Hartung, T., & Melchior, P. 2010, Dos and Don'ts of Reduced Chi-Squared, lecture notes, MPIA Heidelberg (arXiv:1012.3754)
- Beckmann, V., & Shrader, C. 2012, Active Galactic Nuclei (Weinheim: Wiley-VCH)
- Benlloch, S., Wilms, J., Edelson, R., Yaqoob, T., & Staubert, R. 2001, Quasi-Periodic Oscillation in Seyfert Galaxies: Significance Levels. The Case of Markarian 766, ApJ, 562, L121 https://doi.org/10.1086/338252
- Crawley, M. J. 2005, Statistics: An Introduction Using R (Chichester: J. Wiley & Sons)
- Czerny, B. 2006, The Role of the Accretion Disk in AGN Variability, ASPC, 360, 265
- De Vries, W. H., Becker, R. H., White, R. L., & Loomis, C. 2005, Structure Function Analysis of Long-Term Quasar Variability, AJ, 129, 615 https://doi.org/10.1086/427393
- Diekhoff, G. 1992, Statistics for the Social and Behavioral Sciences: Univariate, Bivariate, Multivariate (Dubuque: WCB)
- Do, T., Ghez, A. M., Morris, M. R., et al. 2009, A NearInfrared Variability Study of the Galactic Black Hole: A Red-Noise Source with No Detected Periodicity, ApJ, 691, 1021 https://doi.org/10.1088/0004-637X/691/2/1021
- Dodds-Eden, K., Gillessen, S., Fritz, T. K., et al. 2011, The Two States of Sgr A* in the Near-Infrared: Bright Episodic Flares on Top of Low-Level Continuous Variability, ApJ, 728, 37 https://doi.org/10.1088/0004-637X/728/1/37
- Gillessen, S., Eisenhauer, F., Quataert, E., et al. 2006, Variations in the Spectral Slope of Sagittarius A* during a Near-Infrared Flare, ApJ, 640, 163 https://doi.org/10.1086/503557
- Hovatta, T., Tornikoski, M., Lainela, M., et al. 2007, Statistical Analyses of Long-Term Variability of AGN at High Radio Frequencies, A&A, 469, 899 https://doi.org/10.1051/0004-6361:20077529
- Hovatta, T., Nieppola, E., Tornikoski, M., Valtaoja, E., Aller, M. F., & Aller, H. D. 2008, Long-Term Radio Variability of AGN: Flare Characteristics, A&A, 485, 51 https://doi.org/10.1051/0004-6361:200809806
-
Kaulakys, B., & Alaburda, M. 2009, Modeling Scaled Processes and
$1/f^{\beta}$ Noise Using Nonlinear Stochastic Differential Equations, J. Stat. Mech., 2, 51 - Kelly, B. C., Sobolewska, M., & Siemiginowska, A. 2011, A Stochastic Model for the Luminosity Fluctuations of Accreting Black Holes, ApJ, 730, 52 https://doi.org/10.1088/0004-637X/730/1/52
- Krolik, J. H. 1999, Active Galactic Nuclei: from the Central Black Hole to the Galactic Environment (Princeton: Princeton University Press)
- Lawrence, A., Watson, M. G., Pounds, K. A., & Elvis, M. 1987, Low-Frequency Divergent X-ray Variability in the Seyfert Galaxy NGC 4051, Nature, 325, 694 https://doi.org/10.1038/325694a0
- Lawrence, A., & Papadakis, I. 1993, X-Ray Variability of Active Galactic Nuclei-A Universal Power Spectrum with Luminosity-Dependent Amplitude, ApJ, 414, 85 https://doi.org/10.1086/187002
- Marscher, A. P., & Gear, W. K. 1985, Models for HighFrequency Radio Outbursts in Extragalactic Sources, with Application to the Early 1983 millimeter-toinfrared Flare of 3C 273, ApJ, 298, 114 https://doi.org/10.1086/163592
- Meyer, L., Do, T., Ghez, A., et al. 2008, A 600 Minute Near-Infrared Light Curve of Sagittarius A*, ApJ, 688, L17 https://doi.org/10.1086/593147
- Peterson, B. M. 1997, An Introduction to Active Galactic Nuclei (Cambridge: Cambridge University Press)
- Press, W. H. 1978, Flicker Noises in Astronomy and Elsewhere, Comments Astrophys., 7, 103
- Press, W. H., Teukolsky, S. A., Vetterling, W. T., & Flannery, B. P. 2007, Numerical Recipes, 3rd edn. (Cambridge: Cambridge University Press)
- Scargle, J. D. 1982, Studies in Astronomical Time Series Analysis. II-Statistical Aspects of Spectral Analysis of Unevenly Spaced Data, ApJ, 263, 835 https://doi.org/10.1086/160554
- Schuster, A. 1898, On the Investigation of Hidden Periodicities with Application to a Supposed 26 Day Period of Meteorological Phenomena, Terrestrial Magnetism, Journ. Geophys. Research, 3, 13 https://doi.org/10.1029/TM003i001p00013
- Schodel, R., Krips, M., Markoff, S., Neri, R., & Eckart, A. 2007, The Millimetre Variability of M 81*. MultiEpoch Dual Frequency mm-Observations of the Nucleus of M81, A&A, 463, 551 https://doi.org/10.1051/0004-6361:20066383
- Timmer, J., & Konig, M. 1995, On Generating Power Law Noise, A&A, 300, 707
- Trippe, S., Paumard, T., Ott, T., Gillessen, S., Eisenhauer, F., Martins, F., & Genzel, R. 2007, A Polarized Infrared Flare from Sagittarius A* and the Signatures of Orbiting Plasma Hotspots, MNRAS, 375, 764 https://doi.org/10.1111/j.1365-2966.2006.11338.x
- Trippe, S., Krips, M., Pi'etu, V., Neri, R., Winters, J. M., Gueth, F., Bremer, M., Salome, P., Moreno, R., Boissier, J., & Fontani, F. 2011, The Long Term Millimeter Activity of Active Galactic Nuclei, A&A, 533, A97 https://doi.org/10.1051/0004-6361/201015558
- Uttley, P., McHardy, I. M., & Papadakis, I. E. 2002, Measuring the Broad-Band Power Spectra of Active Galactic Nuclei with RXTE, MNRAS, 332, 231 https://doi.org/10.1046/j.1365-8711.2002.05298.x
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