“…Ravi Subban, et al, proposed color space for shadow detection which can work under different color spaces. The evaluations were done through various datasets in both quantitative and qualitative methods and they tested the benchmark images [1]. Kakumanu et al stated that the major difficulties in skin color detection are caused by various effects such as varying illumination, camera characteristics, ethnicity, individual characteristics and other factors like makeup, hairstyle, glasses, sweat and background colors [7].…”