REFERENCES
- Ancoli-Israel S, Cole R, Alessi C, Chambers M, Moorcroft W, Pollak CP. (2003). The role of actigraphy in the study of sleep and circadian rhythms. Sleep 26:342–392.
- Bishop CM. (2006). Pattern recognition and machine learning. New York: Springer-Verlag. p. 738.
- Cajochen C, Knoblauch V, Kräuchi K, Renz C, Wirz-Justice A. (2001). Dynamics of frontal EEG activity, sleepiness and body temperature under high and low sleep pressure. Neuroreport 12:2277–2281.
- Cajochen C, Münch M, Kobialka S, Kräuchi K, Steiner R, Oelhafen P, Orgül S, Wirz-Justice A. (2005). High sensitivity of human melatonin, alertness, thermoregulation, and heart rate to short wavelength light. J. Clin. Endocrinol. Metab. 90:1311–1316.
- Carrier J, Monk TH. (1997). Estimating the endogenous circadian temperature rhythm without keeping people awake. J. Biol. Rhythms 12:266–277.
- Chen KW, Li G, Sun Y. (1996). A confidence region approach for assessing equivalence in variability of bioavailability. Biometr. J. 38:475–487.
- Curran-Everett D. (2000). Multiple comparisons: philosophies and illustrations. Am. J. Physiol. Regul. Integr. Comp. Physiol. 279:R1–R8.
- Cybenko G. (1989). Approximations by superpositions of sigmoidal functions. Math. Control Signals Systems 2:303–314.
- Eastman CI. (1992). High-intensity light for circadian adaptation to a 12-h shift of the sleep schedule. Am. J. Physiol. 263:R428–R436.
- FP6 project “EUCLOCK.” 2006–2011. http://www.euclock.org. Created by David Lenssen, Accessed 9th March 2012, http://www.euclock.eu.
- Grossman P, Wilhelm FH, Brutsche M. (2010). Accuracy of ventilatory measurement employing ambulatory inductive plethysmography during tasks of everyday life. Biol. Psychol. 84:121–128.
- Hastie T, Tibshirani R, Friedman J. (2001). The elements of statistical learning: data mining, inference, and prediction. New York: Springer-Verlag.
- Haykin S. (1998). Neural networks: a comprehensive foundation. 2nd ed. Upper Saddle River, NJ: Prentice-Hall. p. 842.
- Hébert M, Martin SK, Lee C, Eastman CI. (2002). The effects of prior light history on the suppression of melatonin by light in humans. J. Pineal Res. 33:198–203.
- Hiddinga AE, Beersma DG, Van den Hoofdakker RH. (1997). Endogenous and exogenous components in the circadian variation of core body temperature in humans. J. Sleep Res. 6:156–163.
- Hornik K. (1991). Approximation capabilities of multilayer feedforward networks. Neural Networks 4:251–257.
- Kiymik MK, Akin M, Subasi A. (2004). Automatic recognition of alertness level by using wavelet transform and artificial neural network. J. Neurosci. Methods 139:231–240.
- Klerman EB, Lee Y, Czeisler CA, Kronauer RE. (1999). Linear demasking techniques are unreliable for estimating the circadian phase of ambulatory temperature data. J. Biol. Rhythms 14:260–274.
- Klerman EB, Gershengorn HB, Duffy JF, Kronauer RE. (2002). Comparisons of the variability of three markers of the human circadian pacemaker. J. Biol. Rhythms 7:181–193.
- Kolodyazhniy V, Pfaltz MC, Wilhelm FH. (2007). Modeling of ambulatory heart rate using linear and neural network approaches. In Corrigan MS (ed.). Pattern recognition in biology. Hauppauge, NY: Nova Science Publishers, 191–206.
- Kolodyazhniy V, Kreibig SD, Roth WT, Gross JJ, Wilhelm FH. (2011a). An affective computing approach to physiological emotion specificity: towards subject-independent and stimulus-independent classification of film-induced emotions. Psychophysiology 48:908–922.
- Kolodyazhniy V, Späti J, Frey S, Götz T, Wirz-Justice A, Kräuchi K, Cajochen C, Wilhelm FH. (2011b). Estimation of human circadian phase via a multi-channel ambulatory monitoring system and a multiple regression model. J. Biol. Rhythms 26:55–67.
- Kräuchi K. (2007). The thermophysiological cascade leading to sleep initiation in relation to phase of entrainment. Sleep Med. Rev. 11:439–451.
- Kräuchi K, Cajochen C, Werth E, Wirz-Justice A. (1999). Warm feet promote the rapid onset of sleep. Nature 401:36–37.
- Lockley SW, Brainard GC, Czeisler CA. (2003). High sensitivity of the human circadian melatonin rhythm to resetting by short wavelength light. J. Clin. Endocrinol. Metab. 88:4502–4505.
- Minors DS, Waterhouse JM. (1989). Masking in humans: the problem and some attempts to solve it. Chronobiol. Int. 6:29–53.
- Mudholkar GS, Wilding GE, Mietlowski WL. (2003). Robustness properties of the Pitman-Morgan test. Commun. Stat. Theory. Methods 32:1801–1816.
- Portaluppi F, Smolensky MH, Touitou Y. (2010). Ethics and methods for biological rhythm research on animals and human beings. Chronobiol. Int. 27:1911–1929.
- Reifman J. (2004). Alternative methods for modeling fatigue and performance. Aviat. Space Environ. Med. 75(3, Suppl.):A173–A180.
- Roenneberg T, Daan S, Merrow M. (2003). The art of entrainment. J. Biol. Rhythms 18:183–194.
- Roenneberg T, Kuehnle T, Juda M, Allebrandt K, Gordijn M, Merrow M. (2007). Epidemiology of the human circadian clock. Sleep Med. Rev. 11:429–438.
- Schmidt C, Collette F, Cajochen C, Peigneux P. (2007). A time to think: circadian rhythms in human cognition. Cogn. Neuropsychol. 24:755–789.
- Smith AD, Crabtree DR, Bilzon, JL, Walsh NP. (2010). The validity of wireless iButtons and thermistors for human skin temperature measurement. Physiol. Meas. 31:95–114.
- Smith KA, Schoen MW, Czeisler CA. (2004). Adaptation of human pineal melatonin suppression by recent photic history. J. Clin. Endocrinol. Metab. 89:3610–3614.
- Smith MR, Revell VL, Eastman CI. (2009). Phase advancing the human circadian clock with blue-enriched polychromatic light. Sleep Med. 10:287–294.
- Van Someren EJW, Nagtegaal E. (2007). Improving melatonin circadian phase estimates. Sleep Med. 8:590–601.
- Vuckovic A, Radivojevic V, Chen ACN, Popovic D. (2002). Automatic recognition of alertness and drowsiness from EEG by an artificial neural network. Med. Eng. Phys. 24:349–360.
- Watanabe L, Kripke DF. (1988). Two months' illumination exposure of a young woman. Sleep Res. 17:401.
- Wehr TA. (1998). Effect of seasonal changes in daylength on human neuroendocrine function. Horm. Res. 49:118–124.
- Wetterberg L. (1998). Melatonin in adult depression. In Safii M, Safii SL (Eds.). Melatonin in psychiatric and neoplastic disorders. 1st ed. Washington, DC: American Psychiatric Press, 43–80.
- Wever RA. (1979). The circadian system of man: results of experiments under temporal isolation. New York: Springer-Verlag. p. 276.
- Wilhelm FH, Grossman P. (2010). Emotions beyond the laboratory: theoretical fundaments, study design, and analytic strategies for advanced ambulatory assessment. Biol. Psychol. 84:552–569.
- Wilhelm FH, Pfaltz MC, Grossman P, Roth WT. (2006). Distinguishing emotional from physical activation in ambulatory psychophysiological monitoring. Biomed. Sci. Instrum. 42:458–463.
- Wirz-Justice A. (2007). How to measure circadian rhythms in humans. Medicographia 29:84–90.