Tsantis S, Dimitropoulos N, Ioannidou M, Cavouras D, Nikiforidis G; Inter-scale wavelet analysis for speckle reduction in thyroid ultrasound images; Computerized Medical Imaging and Graphics 2007; 31(3):117-127.
 Gupta S, Kaur L, Chauhan R C, Saxena S C; A versatile technique for visual enhancement of medical ultrasound images; Digital Signal Processing 2007; 17(3):542-560.
 Achim A, Bezerianos A, Tsakalides P ; Novel bayesian multiscale method for speckle removal in medical ultrasound images; IEEE Trans on Med Imag 2001; 20(8):772-783.
 Chirungrueng C, Suvichakorn A; Fast edge processing noise reduction for ultrasound images; IEEE Trans on Nucl Scien 2001; 48(3):849-854.
 Adam D, Beilin-Nissan S, Friedman Z, Behar V; The combined effect of spatial compounding and nonlinear filtering on the speckle reduction in ultrasound images; Ultrasonics 2006; 44(2):166-181.
 Li PC, Chen MJ; Strain compounding, a new approach for speckle reduction; IEEE Trans on Ultra Ferroelec and Freq Cont 2002; 49(1):39-46.
 Husbey O, Lie T, Longo T; Bayesian 2-D deconvolution , a model for diffuse ultrasound scattering; IEEE Trans on Ultra Ferroelec and Freq Cont 2001; 48(1):121-130.
 Abd-Elmoniem KZ, Kadad YM, Youssef AB; Real time ultrasound speckle reduction and coherent enhancement; Inter Conf on Imag Proc 2000; 1:160- 163.
 Betrouni N, Vermandel M, Pasquier D, Maouche S, Rousseau J; Segmentation of abdominal ultrasoundn images of the prostate using a priori information and an adapted noise filter; Computerized Medical Imaging and Graphics 2005; 29(1): 43-51.
 Ritenour E, Nelson T, Raff U; Application of the median filter to digital radiographic images; In Proc IEEE Int Conf Acoust Spee Sig Proc 1998; 23(1):1-4.
 Loupas T, Mcdicken W, Allan P; An adaptive weighted median filter for speckle suppression in medical ultrasonic images; IEEE Trans Circ Sys 1989; 36:129–135.
 Czerwinsky RN, Jones DL, O’Brien Jr WD; Ultrasound speckle reduction by directional median filtering; In Proc Int Conf Imag Proc 1995; 1:358–361.
 Hu J, Hu X; Application of median filter to speckle suppression in intravascular ultrasound images; In Proc 2nd Austral NewZea Conf Intel Inform Sys 1994;302– 306.
 Fried R, Bernholt T, Gather U; Repeated median and hybrid filters; Computational Statistics & Data Analysis 2006; 50(9): 2313-2338.
 Lin T C, Yu P T; Partition fuzzy median filter based on fuzzy rules for image restoration; Fuzzy Sets and Systems 2004; 147(1): 75-97.
 Gupta K, Gupta R; Despeckle and geographical feature extraction in SAR images by wavelet transform; ISPRS Journal of Photogrammetry and Remote Sensing 2007; 62(6) 473-484.
 Ye W, Li X; A discrete problem on d-dimensional symmetric weighted median filters; Discrete Mathematics 2007; 23(3): 117-134.
 Simoncelli E, Adelson E; Noise removal via Bayesian wavelet coring; In Thir Int Conf Imag Proc 1996; 1:379–382.
 Zong X, Laine A, Geiser E; Speckle reduction and contrast enhancement of echocardiograms via multiscale nonlinear processing; IEEE Trans Med Imag 1998; 17:532–540.
 Gagnon L, Jouan A; Speckle filtering of SAR images—A comparative study between complexwavelet based and standard filters; In SPIE Proc 1997; 3169:80–91.
 Popescu M, Cristea P, Bezerianos A; Multiresolution distributed filtering: A novel technique that reduces the amount of data required in high-resolution electrocardiography; Future Gen Comp Sys 1999; 15:195–209.
 Papadimitriou S ,Bezerianos A; Multiresolution analysis and denoising of computer performance evaluation data with the wavelet transform; J Sys Archit 1996; 42:55–65.
 Lin CT, Juang CF; An adaptive neural fuzzy filter and its applications; IEEE Trans On Sys Man And Cyber- Part b: Cyber 1997; 27(4):635-656.
 Russo F; Evolutionary neural fuzzy system for data filtering; IEEE Inst And Meas Tech Conf St Paul Minnesola, USA 1998; 826-831.
 Cojbasic ZM Nikolic VD; An approach to neuro-fuzzy filtering for communications and control; 5th Inter Conf On Telecom In Mod Sat Cab And Broad Serv: TELSIKS 2001; 2:719-722.
 Hong X Harris Cj Wilson PA; Neurofuzzy state identification using prefiltering; IEE Proc. Cont.Theory Appl. 1999; 146(2):234-240.
 Russo F; Evolutionary neural fuzzy systems for noise cancellation in image data; IEEE Trans On Instr And Meas 1999; 48(5):915-920.
 Wong HS Guan L; A neural learning approach for adaptive image restoration using a fuzzy model-based network architecture; IEEE Trans Neur Net 2001; 12(3):516-531.
 Sinha SK Karray F; Classification of underground pipe scanned images using feature extraction and neurofuzzy algorithm; IEEE Trans On Neur Net 2002; 13(2):393-401.
 Boskovitz V Guterman H; An adaptive neuro fuzzy system for automatic image segmentation and edge detection; IEEE Trans On Fuz Sys 2002; 10(2):247- 262.
 Rafiee A Moradi MH Farzaneh MR; Impulse noise reduction in sonography images by using neuro-fuzzy filters; Mach Visi And Imag Proc: MVIP2003 KhajehNasir Al-Din Toosi University Tehran Iran 2003: 102-109.
 Wang LX; Adaptive Fuzzy Systems and Control: Design and Stability Analysis; Prentice Hall: Englewood Cliffs: NJ 1994.
 Durant EA Wakefield GH; Efficient model fitting using a genetic algorithm: pole-zero approximations of HRTFs; IEEE Trans On Spee And Aud Proc 2002; 10(1):18-27.
 Goldberg DE; Genetic Algorithms in Search, Optimization and Machine Learning Reading; MA: Addison-Wesley; 1989.
 Russo M; Genetic fuzzy learning; IEEE Trans On Evolut Comput 2000; 4(3):259-273.
 Saifipour N; On-line Genetic Algorithm in Optimization and Control; Ph.D. Thesis Amirkabir University; 2002.