[1] Burkart J, Steiner G, Reischl G et al. Characterizing the performance of two optical particle counters (Grimm OPC1.108 and OPC1.109) under urban aerosol conditions[J]. Journal of Aerosol Science, 41, 953-962(2010). http://europepmc.org/articles/PMC2954282

[2] Renard J B, Thaury C, Mineau J L et al. Small-angle light scattering by airborne particulates: Environnement S. A. continuous particulate monitor[J]. Measurement Science and Technology, 21, 085901(2010). http://adsabs.harvard.edu/abs/2010MeScT..21h5901R

[3] Min S L, Gomez A. High-resolution size measurement of single spherical particles with a fast Fourier transform of the angular scattering intensity[J]. Applied Optics, 35, 4919-4926(1996). http://www.opticsinfobase.org/abstract.cfm?uri=ao-35-24-4919

[4] Wu Jinlei, Zhang Jinbi, Zhang Li et al. Near forward light scattering characteristics of airborne particles[J]. Acta Optica Sinica, 36, 0529001(2016).

[5] Daum P H, Liu Y G. The effect of refractive index on size distributions and light scattering coefficients derived from optical particle counters[J]. Journal of Aerosol Science, 31, 945-957(2000). http://www.sciencedirect.com/science/article/pii/S002185029900573X

[6] Quenzel H. Influence of refractive index on the accuracy of size determination of aerosol particles with light-scattering aerosol counters[J]. Applied Optics, 8, 165-169(1969). http://www.opticsinfobase.org/abstract.cfm?uri=ao-8-1-165

[7] Yan Fengqi, Hu Huanling, Zhou Jun. Measurements of number density distribution and imaginary part of refractive index of aerosol particles[J]. Acta Optica Sinica, 23, 855-859(2003).

[8] Wright D L, Yu S C, Kasibhatla P S et al. Retrieval of aerosol properties from moments of the particle size distribution for kernels involving the step function: cloud droplet activation[J]. Journal of Aerosol Science, 33, 319-337(2002). http://www.sciencedirect.com/science/article/pii/S0021850201001720

[9] Szymanski W W, Nagy A, Czitrovszky A et al. A new method for the simultaneous measurement of aerosol particle size, complex refractive index and particle density[J]. Measurement Science and Technology, 13, 303-307(2002). http://www.ingentaconnect.com/content/iop/mst/2002/00000013/00000003/art00311

[10] Wei Dongjiao, Qiu Jinhuan. Wide-band method to retrieve the imaginary part of complex refractive index of atmospheric aerosol part Ⅱ: comparative measurement and application[J]. Chinese Journal of Atmospheric Sciences, 24, 145-151(2000).

[11] Jaenicke R, Hanusch T. Simulation of the optical particle counter forward scattering spectrometer probe 100 (FSSP-100)[J]. Aerosol Science and Technology, 18, 309-322(1993). http://www.tandfonline.com/doi/abs/10.1080/02786829308959607

[12] Li Xuebin, Gao Yiqiao, Wei Heli et al. Development of optical particle counter with double scattering angles[J]. Optics and Precision Engineering, 17, 1528-1534(2009).

[13] Ge Baozhen, Zhong Xiankui, Liu Junjie et al. Reception parameters of aerosol particle measurement system based on light scattering method[J]. Journal of Tianjin University (Science and Technology), 46, 22-28(2013).

[14] Baumgardner D, Jonsson H, Dawson W et al[J]. aerosol, precipitation spectrometer: a new instrument for cloud investigations. Atmospheric Research, 59/60, 251-264(2001).

[15] Thomas G. A new instruments for atmospheric aerosol measurement[D]. Christchurch: University of Canterbury(2003).

[16] Chang H, Lin W Y, Biswas P. An inversion technique to determine the aerosol size distribution in multicomponent systems from in situ light scattering measurements[J]. Aerosol Science and Technology, 22, 24-32(1995). http://www.tandfonline.com/doi/abs/10.1080/02786829408959725

[17] Bohren C F, Huffman D R. Absorption and scattering of light by small particles[M]. New Jersey: Wiley(1983).

[19] Richman J S, Moorman J R. Physiological time-series analysis using approximate entropy and sample entropy[J]. American Journal of Physiology Heart and Circulatory Physiology, 278, H2039-H2049(2000). http://www.ncbi.nlm.nih.gov/pubmed/10843903

[20] Aalvanitopoulos P F, Papavasileiou M, Andreadis I et al. Seismic intensity feature construction based on the Hilbert-Huang transform[J]. IEEE Transactions on Instrumentation and Measurement, 61, 326-337(2012). http://ieeexplore.ieee.org/document/6003786/

[21] Huang N E, Shen Z, Long S R et al. The empirical mode decomposition and the Hilbert spectrum for nonlinear nonstationary time series analysis[C]. Proceedings of the Royal Society of London A, 454, 903-995(1998).

[22] Jian Xianzhong, Zhou Hai, Yang Xin et al. A method for spectrum extraction of 3D object with object points[J]. Acta Photonica Sinica, 43, 0509001(2014).

[23] Li Hongkun. Performance estimation model of frequency resolution of Hilbert time-frequency spectrum for impact signal[J]. Journal of Vibration Engineering, 23, 425-429(2010).

[24] Pincus S M. Assessing serial irregularity and its implications for health[J]. Annals of the New York Academy of Sciences, 954, 245-267(2001). http://onlinelibrary.wiley.com/doi/10.1111/j.1749-6632.2001.tb02755.x/abstract

[25] Wen Guihua, Lu Tinghui, Jiang Lijun et al. Locally linear embedding based on relative manifold[J]. Journal of Software, 20, 2376-2386(2009).