References

Astola, J., P. Haavisto and Y. Neuovo, 1990. Vector median filters. IEEE Proc., 78: 678-689.
CrossRef  |  Direct Link  |  

Cai, C. and S.K. Mitra, 2000. A normalized color difference edge detector based on quaternion representation. Proceedings of the 2000 International Conference on Image Processing (Cat. No. 00CH37101) Vol. 2, September 10-13, 2000, IEEE, Vancouver, Canada, pp: 816-819.

Celebi, M.E., H.A. Kingravi and Y.A. Aslandogan, 2007. Nonlinear vector filtering for impulsive noise removal from color images. J. Electron. Imaging, 16: 033008-1-033008-21.
CrossRef  |  Direct Link  |  

Evans, C.J., S.J. Sangwine and T.A. Ell, 2000. Hypercomplex color-sensitive smoothing filters. Proceedings of the 2000 International Conference on Image Processing (Cat. No. 00CH37101) Vol. 1, September 10-13, 2000, IEEE, Vancouver, Canada, pp: 541-544.

Geng, X., X. Hu and J. Xiao, 2012. Quaternion switching filter for impulse noise reduction in color image. Signal Process., 92: 150-162.
CrossRef  |  Direct Link  |  

Jin, L. and D. Li, 2007. An efficient color-impulse detector and its application to color images. IEEE. Signal Process. Lett., 14: 397-400.
CrossRef  |  Direct Link  |  

Jin, L., H. Liu, X. Xu and E. Song, 2010. Quaternion-based color image filtering for impulsive noise suppression. J. Electron. Imaging, 19: 1-12.
CrossRef  |  Direct Link  |  

Karakos, D.G. and P.E. Trahanias, 1995. Combining vector median and vector directional filters: The directional-distance filters. Proceedings of the IEEE Conferenec Image Processing, October 23-26, 1995, IEEE Computer Society Washington, DC, USA., pp: 171-174.

Lazhar, K., A.C. Faouzi and G. Moncef, 1999. High-resolution digital resampling using vector rational filters. Opt. Eng., 38: 893-901.
CrossRef  |  Direct Link  |  

Lukac, R. and B. Smolka, 2003. Application of the adaptive center-weighted vector median framework for the enhancement of cDNA microarray images. Intl. J. Appl. Math. Comput. Sci., 13: 369-383.
Direct Link  |  

Lukac, R., 2003. Adaptive vector median filtering. Pattern Recognit. Lett., 24: 1889-1899.
CrossRef  |  Direct Link  |  

Lukac, R., 2004. Adaptive color image filtering based on center-weighted vector directional filters. Multidimension. Syst. Signal Process., 15: 169-196.
CrossRef  |  Direct Link  |  

Lukac, R., B. Smolka, K.N. Plataniotis and A.N. Venetsanopoulos, 2003. Entropy vector median filter. Proceedings of the 1st Internatinal Iberian Conference on Pattern Recognition and Image Analysis, June 4-6, 2003, Springer, Berlin, Germany, ISBN:978-3-540-40217-6, pp: 1117-1125.

Lukac, R., B. Smolka, K.N. Plataniotis and A.N. Venetsanopoulos, 2006. Vector sigma filters for noise detection and removal in color images. J. Visual Commun. Image Represent., 17: 1-26.
CrossRef  |  Direct Link  |  

Plataniotis, K.N., D. Androutsos and A.N. Venetsanopoulos, 1996. Fuzzy adaptive filters for multichannel image processing. Signal Process., 55: 93-106.
CrossRef  |  Direct Link  |  

Sangwine, S.J. and T.A. Ell, 2000. Colour image filters based on hypercomplex convolution. IEE. Proc. Vision Image Signal Process., 147: 89-93.
CrossRef  |  Direct Link  |  

Shi, L. and B. Funt, 2007. Quaternion color texture segmentation. Comput. Vision Image Understanding, 107: 88-96.
CrossRef  |  Direct Link  |  

Smolka, B., 2010. Peer group switching filter for impulse noise reduction incolor images. Pattern Recognition Lett., 31: 484-495.
CrossRef  |  

Smolka, B., K. Malik and D. Malik, 2015. Adaptive rank weighted switching filter for impulsive noise removal in color images. J. Real Time Image Process., 10: 289-311.
CrossRef  |  Direct Link  |  

Subakan, O.N. and B.C. Vemuri, 2011. A quaternion framework for color image smoothing and segmentation. Intl. J. Comput. Vision, 91: 233-250.
CrossRef  |  Direct Link  |  

Trahanias, P.E. and A.N. Venetsanopoulos, 1993. Vector directional filters: A new class of multichannel image processing filters. IEEE Trans. Image Proc., 2: 528-534.
CrossRef  |  

Wang, G., Y. Liu and T. Zhao, 2014. A quaternion-based switching filter for colour image denoising. Signal Process., 102: 216-225.
CrossRef  |  Direct Link  |  

Wang, Z., A.C. Bovik, H.R. Sheikh and E.P. Simoncelli, 2004. Image quality assessment: From error visibility to structural similarity. IEEE. Trans. Image Proc., 13: 600-612.
CrossRef  |  PubMed  |  Direct Link  |