{"description":"This articles is the memo of the \"Clustered Principal Components for Precomputed Radiance Transfer\". 0. Compute the exiting radiance matrix M_p_ij at position p. To project SH basis onto the hemisphere, the least-squares optimal projection of the SH is used. Meaning of the symbols. p : Position i : \u2026","author_url":"https://blog.hatena.ne.jp/hanecci/","blog_url":"https://hanecci.hatenadiary.org/","width":"100%","type":"rich","version":"1.0","provider_name":"Hatena Blog","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/h/hanecci/20130102/20130102185940.jpg","categories":[],"published":"2013-01-02 00:00:00","title":"Memo of  \"Clustered Principal Components for Precomputed Radiance Transfer\"","provider_url":"https://hatena.blog","height":"190","author_name":"hanecci","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhanecci.hatenadiary.org%2Fentry%2F20130102%2Fp2\" title=\"Memo of  &quot;Clustered Principal Components for Precomputed Radiance Transfer&quot; - OLD hanecci\u2019s blog : \u65e7 \u306f\u306d\u3063\u3061\u30d6\u30ed\u30b0\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://hanecci.hatenadiary.org/entry/20130102/p2","blog_title":"OLD hanecci\u2019s blog : \u65e7 \u306f\u306d\u3063\u3061\u30d6\u30ed\u30b0"}