{"responseHeader":{"status":0,"QTime":6,"params":{"q":"{!q.op=AND}id:\"101801\"","hl":"true","hl.simple.post":"","hl.fragsize":"5000","fq":"!embargo_tdt:[NOW TO *]","hl.fl":"ocr_t","hl.method":"unified","wt":"json","hl.simple.pre":""}},"response":{"numFound":1,"start":0,"docs":[{"file_name_t":"Malley-A_Shading_Method.pdf","thumb_s":"/d4/b2/d4b2e84c477c5467b1cb8fd9aac45f14c77e544d.jpg","oldid_t":"compsci 9914","setname_s":"ir_computersa","restricted_i":0,"format_t":"application/pdf","modified_tdt":"2016-05-25T00:00:00Z","file_s":"/50/3f/503f3b1597981887811b3bc7551aab28180fa5cd.pdf","title_t":"Page 17","ocr_t":"Table 2.1. Notation conventions for shading model descriptions. i x is a geometric vector, a direction x x is a geometric vector of unit length x x is a wavelength-sampled vector II ill the length of i x ® y termwise multiplication of x and y , yields a vector x · y dot product of x and y , yields a scalar value Table 2.2. Terms for discussion of shading models. Table of Symbols for Shading N normal to surface l vector from surface to light E vector from surface to eye R vector specularly reflected from surface 81 angle between fJ and l, angle of icidence i intensity illuminating a pixel i, intensity of the light source ja intensity of the ambient light j• intensity due to reflected light it intensity due to transmitted light r reflectivity of a surface r4 ambient reflectivity of a surface fd diffuse reflectivity of a surface f, specular reflectivity of a surface k4 ambient light reflection coefficient kd diffuse light reflection coefficient k, coefficient of specular reflection kt transmission coefficient c constant selected so intensities result in a given range u constant greater than zero and less than two w constant between 20 and 60, controlling highlight width 5","id":101801,"created_tdt":"2016-05-25T00:00:00Z","parent_i":101866,"_version_":1679953745189797889}]},"highlighting":{"101801":{"ocr_t":[]}}}