“People use ‘gray,’ ‘white,’ and ‘silver’ interchangeably to describe hair that is turning or has turned,” explains Santo. “I opt for a high-lift color, which can lighten hair, as long as they don’t have any previous color in their hair.” If the client wants more of a gray blending, she'll use a demi-permanent color, “which is not a permanent color so there won’t be a line of demarcation as they hair grows out.” Justin Anderson, a celebrity hair colorist and founder of DPHue, says that it's possible, but “if you have a naturally darker base and are looking to embrace and explore gray blending to transition, it will more than likely require a heavy-hitting, color-lifting solution, such as bleach.” What is the difference between silver hair and gray hair? Jessica Scott Santo, a hair colorist and owner of Jessica Scott Hair Salon in Sciota, Pennsylvania, says she does this often. This is going to depend on the color that you're starting with. Can I dye my hair gray without bleaching? To show you that “gray” is just a blanket statement for lots of hair colors between black and white, we peppered (pun intended) top hair colorists with questions about gray hair color ideas. If you're not quite ready to make the leap to gray, there are also plenty of red hair color ideas and shades of blonde hair to choose from too. Dress up your color with curtain bangs or make the transition more subtle with a balayage technique. As you'll see from some of our inspo pics, gray hair can look totally different depending on the style. While you're at your appointment, you might want to pair your new shade with one of the most popular haircuts. So whether your strands are growing in white or you want to try out a fashion-forward skunk stripe, there are many shades of gray to choose from at the salon. The shade is surprisingly versatile with plenty of techniques for creating dimension and embracing the latest hair color trends. Rev.Among the most flattering hair shades, gray hair color works on everyone-after all, at a certain age, almost everyone will have it. thermodynamical properties of Lennard–Jones molecules. Verlet, L.: Computer “experiments” on classical fluids. Simulation Practice and Theory, Special Issue on Programmable Graphics Hardware 13(8), 703–715 (2005) Tejada, E., Ertl, T.: Large steps in GPU-based deformable bodies simulation. In: Proceedings of the 1968 23rd ACM National Conference, pp. Shepard, D.: A two-dimensional interpolation function for irregularly-spaced data. Rasche, K., Geist, R., Westall, J.: Re-coloring images for gamuts of lower dimension. Rasche, K.: Detail preserving color transformation. Eurographics Association, Banff, Canada (2007) In: Proceedings of Computational Aesthetics 2007, pp. Neumann, L., Cadik, M., Nemcsics, A.: An efficient perception-based adaptive color to gray transformation. Jeschke, E.R.: Gimp: Converting color images to b&w. Grundland, M., Dodgson, N.A.: Decolorize: Fast, contrast enhancing, color to grayscale conversion. Gooch, A.A., Olsen, S.C., Tumblin, J., Gooch, B.: Color2gray: Salience-preserving color removal. Gooch, A.A., Olsen, S.C., Tumblin, J., Gooch, B.: Color2gray: salience-preserving color removal. Georgii, J., Westermann, R.: Mass-spring systems on the GPU. Charles River Media, Boston (2006)ĭunteman, G.: Principal Components Analysis. In: Storing and Accessing Topology on the GPU: A Case Study on Mass-Spring Systems, pp. ![]() ![]() Accessed 2007ĭietrich, C.A., Comba, J.L.D., Nedel, L.P.: ShaderX 5. We also introduce an error metric for evaluating the quality of color-to-grayscale transformations.īrown, R.: Photoshop: Converting color to black-and-white. Our algorithm is completely automatic, scales well with the number of pixels in the image, and can be efficiently implemented on modern GPUs. More specifically, our approach preserves gray values present in the color image, ensures global consistency, and locally enforces luminance consistency. Our algorithm is about three orders of magnitude faster than previous optimization-based methods, while providing some guarantees on important image properties. We present an efficient contrast enhancement algorithm for color-to-grayscale image conversion that uses both luminance and chrominance information. ![]() In this case, the included illustrations and photographs are printed in grayscale, with the potential loss of important information encoded in the chrominance channels of these images. Despite the widespread availability of color sensors for image capture, the printing of documents and books are still primarily done in black-and-white for economic reasons.
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