1. Correct nonuniform illumination and analyze foreground objects.
https://in.mathworks.com/help/images/correcting-nonuniform-illumination.html;jsessionid=3ccd5aed8bc168e712e7558b041c
. Accessed 2018
2. Swallowed coin.
https://www.topsimages.com/images/swallowed-coin-02.html
. Accessed Sept 2018
3. Aggarwal, C.C.: Outlier Analysis. Springer Science & Business Media (2013)
4. Boiman, O., Irani, M.: Detecting irregularities in images and in video. Int. J. Comput. Vis. 74(1), 17–31 (2007)
5. Chandola, V., Banerjee, A., Kumar, V.: Anomaly detection: a survey. ACM Comput. Surv. 41(3), 15 (2009)