{"id":503,"date":"2024-04-23T08:57:19","date_gmt":"2024-04-23T08:57:19","guid":{"rendered":"http:\/\/ocean:8000\/?p=503"},"modified":"2024-04-23T09:03:06","modified_gmt":"2024-04-23T09:03:06","slug":"gpavatar","status":"publish","type":"post","link":"http:\/\/ocean:8000\/research\/gpavatar\/","title":{"rendered":"\u3010\u8ad6\u6587\u7d39\u4ecb\u3011GPAvatar: \u753b\u50cf\u304b\u3089\u306e\u6c4e\u5316\u53ef\u80fd\u304b\u3064\u7cbe\u5bc6\u306a\u30d8\u30c3\u30c9\u30a2\u30d0\u30bf\u30fc\u306e\u751f\u6210"},"content":{"rendered":"\n

\u30d8\u30c3\u30c9\u30a2\u30d0\u30bf\u30fc\u3092\u5fe0\u5b9f\u306b\u518d\u69cb\u7bc9\u3057\u3001\u8868\u60c5\u3068\u59ff\u52e2\u3092\u6b63\u78ba\u306b\u5236\u5fa1\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u65e2\u5b58\u306e\u624b\u6cd5\u3067\u306f\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u306b\u5927\u91cf\u306e\u500b\u5225\u30c7\u30fc\u30bf\u304c\u5fc5\u8981\u3067\u3042\u308a\u3001\u8868\u60c5\u306e\u5236\u5fa1\u306f\u307e\u3060\u5341\u5206\u306b\u7cbe\u78ba\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u4eca\u56de\u3001\u79c1\u305f\u3061\u306f\u3053\u308c\u3089\u306e\u554f\u984c\u306b\u53d6\u308a\u7d44\u307f\u3001\u8ad6\u6587\u300cGPAvatar: Generalizable and Precise Head Avatar from Image(s)\u300d\u3092\u767a\u8868\u3057\u307e\u3057\u305f\u3002\u3053\u306e\u7814\u7a76\u306b\u3064\u3044\u3066\u3001\u672c\u7a3f\u3067\u306f\u8457\u8005\u306eXuangeng Chu\u304c\u89e3\u8aac\u3057\u307e\u3059\u3002\u672c\u7814\u7a76\u306f2024\u5e74\u306eInternational Conference on Learning Representations (ICLR)\u306b\u3066\u767a\u8868\u3055\u308c\u308b\u4e88\u5b9a\u3067\u3059\u3002<\/p>\n\n\n\n

<\/p>\n\n\n\n

\u3010\u7814\u7a76\u80cc\u666f\u3011<\/h2>\n\n\n\n

\u30d8\u30c3\u30c9\u30a2\u30d0\u30bf\u30fc\u306e\u518d\u69cb\u7bc9\u306f\u3001\u4eee\u60f3\u73fe\u5b9f\u3001\u30aa\u30f3\u30e9\u30a4\u30f3\u30df\u30fc\u30c6\u30a3\u30f3\u30b0\u3001\u30b2\u30fc\u30e0\u3001\u6620\u753b\u7523\u696d\u306a\u3069\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u304a\u3044\u3066\u91cd\u8981\u3067\u3059\u3002\u3053\u306e\u5206\u91ce\u306e\u57fa\u672c\u7684\u306a\u76ee\u6a19\u306f\u3001\u30d8\u30c3\u30c9\u30a2\u30d0\u30bf\u30fc\u3092\u5fe0\u5b9f\u306b\u518d\u69cb\u7bc9\u3057\u3001\u8868\u60c5\u3068\u30dd\u30fc\u30ba\u3092\u7cbe\u78ba\u306b\u5236\u5fa1\u3059\u308b\u3053\u3068\u3067\u3059\u3002<\/p>\n\n\n\n

\u5f93\u6765\u306e\u624b\u6cd5\u3067\u306f\u3001\u64cd\u4f5c\u53ef\u80fd\u306a\u4eba\u9593\u306e\u30d8\u30c3\u30c9\u30a2\u30d0\u30bf\u30fc\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u306f\u96e3\u3057\u304f\u3001\u719f\u7df4\u3057\u305f\u30e2\u30c7\u30e9\u30fc\u3084\u30a2\u30cb\u30e1\u30fc\u30bf\u30fc\u304c\u5fc5\u8981\u3067\u3057\u305f\u3002\u64cd\u4f5c\u53ef\u80fd\u306a\u30d8\u30c3\u30c9\u30a2\u30d0\u30bf\u30fc\u306e\u4f5c\u6210\u3092\u7c21\u7d20\u5316\u3057\u3001\u305d\u306e\u5fdc\u7528\u3092\u4fc3\u9032\u3059\u308b\u305f\u3081\u306b\u3001\u7814\u7a76\u8005\u305f\u3061\u306f2D\u6b6a\u307f\u30d5\u30a3\u30fc\u30eb\u30c9\u3001\u30e1\u30c3\u30b7\u30e5\u6cd5\u3001\u304a\u3088\u3073\u30cb\u30e5\u30fc\u30e9\u30eb\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u624b\u6cd5\u3092\u542b\u3080AI\u6280\u8853\u3092\u4f7f\u7528\u3057\u305f\u4e00\u9023\u306e\u624b\u6cd5\u3092\u958b\u767a\u3057\u3066\u304d\u307e\u3057\u305f\u3002\u3053\u308c\u3089\u306e\u624b\u6cd5\u306f\u3001\u64cd\u4f5c\u53ef\u80fd\u306a\u30d8\u30c3\u30c9\u30a2\u30d0\u30bf\u30fc\u3092\u8fc5\u901f\u306b\u4f5c\u6210\u3059\u308b\u521d\u671f\u306e\u6210\u529f\u3092\u53ce\u3081\u3066\u3044\u307e\u3059\u304c\u3001\u8907\u6570\u306e\u30d3\u30e5\u30fc\u306e\u4e00\u8cab\u6027\u306e\u7dad\u6301\u3001\u975e\u9854\u60c5\u5831\u306e\u7d71\u5408\u3001\u304a\u3088\u3073\u65b0\u3057\u3044\u30a2\u30a4\u30c7\u30f3\u30c6\u30a3\u30c6\u30a3\u3078\u306e\u62e1\u5f35\u306b\u304a\u3044\u3066\u8ab2\u984c\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\u3053\u3053\u3067\u7d39\u4ecb\u3055\u308c\u308b\u7814\u7a76\u3067\u306f\u3001GPAvatar\u3068\u547c\u3070\u308c\u308b\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u304c\u63d0\u6848\u3055\u308c\u3066\u3044\u307e\u3059\u30021 \u3064\u307e\u305f\u306f\u5c11\u6570\u306e\u30e6\u30fc\u30b6\u30fc\u753b\u50cf\u306e\u307f\u3092\u63d0\u4f9b\u3059\u308b\u3053\u3068\u3067\u3001\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306f\u5fae\u8abf\u6574\u3084\u518d\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3092\u884c\u308f\u305a\u306b\u64cd\u4f5c\u53ef\u80fd\u306a\u30a2\u30d0\u30bf\u30fc\u3092\u4f5c\u6210\u3057\u3001\u5fe0\u5b9f\u306a\u30a2\u30a4\u30c7\u30f3\u30c6\u30a3\u30c6\u30a3\u306e\u518d\u69cb\u7bc9\u3001\u7cbe\u78ba\u306a\u8868\u60c5\u5236\u5fa1\u3001\u304a\u3088\u3073\u8907\u6570\u306e\u30d3\u30e5\u30fc\u306e\u4e00\u8cab\u6027\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u4ee5\u4e0b\u3067\u306f\u3001\u3044\u304f\u3064\u304b\u306e\u95a2\u9023\u3059\u308b\u624b\u6cd5\u3092\u7c21\u5358\u306b\u7d39\u4ecb\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n

HideNeRF[1]<\/sup>\u3001GOAvatar[2]<\/sup>\u3001\u304a\u3088\u3073NOFA[3]<\/sup>\u306f\u3001GPAvatar\u3068\u4f3c\u305f\u6a5f\u80fd\u3092\u5171\u6709\u3057\u3066\u3044\u307e\u3059\u3002\u305f\u3060\u3057\u3001HideNeRF\u3068GOAvatar\u306f\u30e1\u30c3\u30b7\u30e5\u6df1\u5ea6\u3092\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3057\u3066\u304b\u3089\u7279\u5fb4\u3092\u62bd\u51fa\u3059\u308b\u305f\u3081\u3001\u8868\u60c5\u306e\u7279\u5fb4\u306e\u904e\u5ea6\u306a\u51e6\u7406\u304c\u884c\u308f\u308c\u3001\u7d50\u679c\u3068\u3057\u3066\u8868\u60c5\u306e\u8a73\u7d30\u304c\u5931\u308f\u308c\u307e\u3059\u3002\u4e00\u65b9\u3067\u3001NOFA\u306f\u76f4\u63a5\u4e00\u6b21\u5143\u306eFLAME\u8868\u60c5\u7279\u5fb4\u3092\u5229\u7528\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u305d\u306e\u8868\u73fe\u529b\u304c\u5341\u5206\u3067\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\u3053\u308c\u3089\u306e\u624b\u6cd5\u3068\u6bd4\u8f03\u3057\u3066\u3001\u79c1\u305f\u3061\u306e\u00ad\u00ad\u00ad\u624b\u6cd5\u306f\u70b9\u7fa4\u3092\u76f4\u63a5\u5229\u7528\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u4ed6\u306e\u65b9\u6cd5\u3068\u306f\u7570\u306a\u308a\u3001\u8868\u60c5\u3092\u6700\u3082\u6b63\u78ba\u306b\u5236\u5fa1\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n

<\/p>\n\n\n\n

\u3010\u65b9\u6cd5\u3068\u7d50\u679c\u3011<\/h2>\n\n\n\n

\u3010\u7528\u8a9e\u3068\u80cc\u666f\u624b\u6cd5\u3011<\/p>\n\n\n\n

    \n
  1.  NeRF[4]<\/sup>: \u79c1\u305f\u3061\u306e\u624b\u6cd5\u306f\u3001Neural Radiance Fields (NeRF) \u3092\u4f7f\u7528\u3057\u3066\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3068\u30e2\u30c7\u30ea\u30f3\u30b0\u3092\u884c\u3044\u307e\u3059\u3002NeRF\u306f\u30012D\u753b\u50cf\u304b\u30893D\u8868\u73fe\u3092\u62bd\u51fa\u3057\u3001\u4efb\u610f\u306e\u8996\u70b9\u304b\u3089\u306e\u518d\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002\u6211\u3005\u306f\u3053\u306e\u6280\u8853\u3092\u62e1\u5f35\u3057\u3066\u3001\u30ef\u30f3\u30b7\u30e7\u30c3\u30c8\u306e\u5165\u529b\u3092\u53d7\u3051\u5165\u308c\u3001\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u306a\u30b7\u30fc\u30f3\u3092\u51e6\u7406\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n\n\n\n
  2.  FLAME[5]<\/sup>\/3DMM: \u79c1\u305f\u3061\u306e\u624b\u6cd5\u306f\u8868\u60c5\u5236\u5fa1\u306b FLAME \u3092\u4f7f\u7528\u3057\u307e\u3059\u3002 FLAME \u306f\u3001\u5e7e\u4f55\u5b66\u7684\u7cbe\u5ea6\u3068\u67d4\u8edf\u6027\u3067\u77e5\u3089\u308c\u308b 3DMM (3D Deformable Model) \u3067\u3042\u308a\u3001\u9854\u306e\u7279\u5fb4\u3084\u8868\u60c5\u3092\u6b63\u78ba\u306b\u5236\u5fa1\u3067\u304d\u307e\u3059\u3002 1 \u6b21\u5143\u306e\u9854\u306e\u8868\u60c5\u3068\u5f62\u72b6\u306e\u7279\u5fb4\u3092\u5165\u529b\u3068\u3057\u3066\u53d7\u3051\u53d6\u308a\u3001\u5bfe\u5fdc\u3059\u308b\u5f62\u72b6\u3068\u8868\u60c5\u306e 3D \u30e1\u30c3\u30b7\u30e5\u30e2\u30c7\u30eb\u3092\u751f\u6210\u3067\u304d\u307e\u3059\u3002 \u6211\u3005\u306fFLAME\u30e1\u30c3\u30b7\u30e5\u304b\u3089\u306e\u30dd\u30a4\u30f3\u30c8\u30af\u30e9\u30a6\u30c9\u3092\u8868\u60c5\u5236\u5fa1\u306b\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n

    \u63d0\u6848\u3055\u308c\u305f\u624b\u6cd5\u306b\u3064\u3044\u3066\u8a73\u7d30\u306b\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

    \u79c1\u305f\u3061\u306e\u624b\u6cd5\u306f\u3001\u4efb\u610f\u306e\u6570*<\/sup>\u306e\u5165\u529b\u304b\u3089\u30d8\u30c3\u30c9\u3092\u518d\u69cb\u7bc9\u3057\u3001\u8868\u60c5\u30dd\u30fc\u30ba\u3092\u81ea\u7531\u306b\u5236\u5fa1\u3057\u3001\u5165\u529b\u753b\u50cf\u306e\u8a73\u7d30\u3068\u30a2\u30a4\u30c7\u30f3\u30c6\u30a3\u30c6\u30a3\u3092\u5fe0\u5b9f\u306b\u518d\u69cb\u7bc9\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n

    *1\u3064\u306e\u753b\u50cf\u306e\u307f\u304c\u5165\u529b\u3055\u308c\u308b\u5834\u5408\u3082\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n\n\n\n

    \u4ee5\u4e0b\u306f\u3001\u79c1\u305f\u3061\u306e\u624b\u6cd5\u306e\u5168\u4f53\u7684\u306a\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u3067\u3059\u3002<\/p>\n\n\n\n

    <\/p>\n\n\n\n

    \u79c1\u305f\u3061\u306e\u624b\u6cd5\u306f\u4e3b\u306b\u30a8\u30f3\u30b3\u30fc\u30c0\u30fc\u30682\u3064\u306e\u30d6\u30e9\u30f3\u30c1\u304b\u3089\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\uff1a1\u3064\u306e\u30d6\u30e9\u30f3\u30c1\u306f\u30dd\u30a4\u30f3\u30c8\u30d9\u30fc\u30b9\u306e\u8868\u60c5\u30d5\u30a3\u30fc\u30eb\u30c9 (Point-based Expression Field, PEF) \u3092\u4f7f\u7528\u3057\u3066\u5fae\u7d30\u306a\u8868\u60c5\u7279\u5fb4\u3092\u6349\u3048\u3001\u3082\u30461\u3064\u306e\u30d6\u30e9\u30f3\u30c1\u306f\u30de\u30eb\u30c1\u30c8\u30e9\u30a4\u30d7\u30ec\u30fc\u30f3\u30a2\u30c6\u30f3\u30b7\u30e7\u30f3\uff08Multi Tri-planes Attention, MTA\uff09\u3092\u4ecb\u3057\u3066\u8907\u6570\u306e\u5165\u529b\u304b\u3089\u306e\u60c5\u5831\u3092\u7d71\u5408\u3057\u307e\u3059\u3002\u6700\u7d42\u7684\u306b\u306f\u3001\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3068\u8d85\u89e3\u50cf\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

    \u6700\u521d\u306b\u3001\u6211\u3005\u306f\u30a8\u30f3\u30b3\u30fc\u30c0\u30fc\u3092\u4f7f\u7528\u3057\u3066\u3001\u5143\u306e\u753b\u50cf\u3092EG3D[6]\u304b\u3089\u306e\u30c8\u30e9\u30a4\u30d7\u30ec\u30fc\u30f3\u8868\u73fe\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3057\u307e\u3059\u3002\u30c8\u30e9\u30a4\u30d7\u30ec\u30fc\u30f3\u8868\u73fe\u306f\u5f37\u529b\u306a3D\u30b8\u30aa\u30e1\u30c8\u30ea\u306e\u5148\u884c\u77e5\u8b58\u3092\u6301\u3061\u3001\u5408\u6210\u54c1\u8cea\u3068\u901f\u5ea6\u306e\u826f\u3044\u30d0\u30e9\u30f3\u30b9\u3092\u5b9f\u73fe\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u3053\u308c\u3092\u6a19\u6e96\u306e\u7279\u5fb4\u7a7a\u9593\u3068\u3057\u307e\u3059\u3002\u5b9f\u9a13\u3067\u306f\u3001\u3053\u306e\u69cb\u9020\u304c\u30c0\u30a6\u30f3\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u30d7\u30ed\u30bb\u30b9\u4e2d\u306b\u5165\u529b\u753b\u50cf\u304b\u3089\u306e\u30b0\u30ed\u30fc\u30d0\u30eb\u306a\u60c5\u5831\u3092\u52b9\u679c\u7684\u306b\u7d71\u5408\u3057\u3001\u30a2\u30c3\u30d7\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u30d7\u30ed\u30bb\u30b9\u4e2d\u306b\u306f\u76f8\u4e92\u306b\u76f8\u95a2\u3059\u308b\u5e73\u9762\u3092\u751f\u6210\u3067\u304d\u308b\u3053\u3068\u304c\u89b3\u5bdf\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n\n\n\n

    \u6b21\u306b\u3001FLAME\u304b\u3089\u306e\u30dd\u30a4\u30f3\u30c8\u30af\u30e9\u30a6\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30dd\u30a4\u30f3\u30c8\u30d9\u30fc\u30b9\u306e\u8868\u60c5\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u69cb\u7bc9\u3057\u3001\u904e\u5ea6\u306a\u51e6\u7406\u3092\u907f\u3051\u3064\u3064\u3067\u304d\u308b\u3060\u3051\u8868\u60c5\u306e\u8a73\u7d30\u3092\u4fdd\u5b58\u3057\u307e\u3059\u3002Point-based Expression Field (PEF)\u306f\u3001\u52d5\u7684\u306a\u8868\u60c5\u3092\u30e2\u30c7\u30eb\u5316\u3059\u308b\u305f\u3081\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u76ee\u6a19\u3092\u9054\u6210\u3059\u308b\u305f\u3081\u306b\u3001\u5404FLAME\u9802\u70b9\u306b\u5b66\u7fd2\u53ef\u80fd\u306a\u91cd\u307f\u3092\u30d0\u30a4\u30f3\u30c9\u3057\u307e\u3059\u3002NeRF\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u30d7\u30ed\u30bb\u30b9\u4e2d\u306e\u4efb\u610f\u306e\u30af\u30a8\u30ea3D\u4f4d\u7f6e\u306b\u5bfe\u3057\u3066\u3001PEF\u5185\u306e\u6700\u3082\u8fd1\u3044K\u70b9\u3092\u53d6\u5f97\u3057\u3001\u305d\u308c\u3089\u306e\u5bfe\u5fdc\u3059\u308b\u7279\u5fb4\u3068\u8ddd\u96e2\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001\u5404\u70b9\u306e\u7279\u5fb4\u3092\u56de\u5e30\u3059\u308b\u305f\u3081\u306b\u7dda\u5f62\u5c64\u3092\u4f7f\u7528\u3057\u3001\u8ddd\u96e2\u91cd\u307f\u4ed8\u304d\u96c6\u7d04\u306b\u57fa\u3065\u3044\u3066\u30b5\u30f3\u30d7\u30eb\u4f4d\u7f6e\u306e\u6700\u7d42\u7279\u5fb4\u3092\u8a08\u7b97\u3057\u307e\u3059\u3002\u540c\u6642\u306b\u30012\u3064\u306e\u7279\u5fb4\u7a7a\u9593\u304b\u3089\u7279\u5fb4\u3092\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u3059\u308b\u305f\u3081\u3001\u6b63\u6e96\u7279\u5fb4\u7a7a\u9593\u306fPEF\u3068FLAME\u304b\u3089\u306e3D\u5148\u884c\u60c5\u5831\u3068\u5171\u306b\u5b66\u7fd2\u306b\u5354\u529b\u3057\u307e\u3059\u3002\u3053\u306e\u30d7\u30ed\u30bb\u30b9\u4e2d\u3001\u5b66\u7fd2\u53ef\u80fd\u306a\u7279\u5fb4\u3092\u6301\u3064\u30dd\u30a4\u30f3\u30c8\u306e\u4f4d\u7f6e\u306fFLAME\u306e\u8868\u60c5\u30d1\u30e9\u30e1\u30fc\u30bf\u3068\u3068\u3082\u306b\u5909\u5316\u3057\u3001\u52d5\u7684\u306a\u8868\u60c5\u7279\u5fb4\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u5f62\u6210\u3057\u307e\u3059\u3002\u305d\u3057\u3066\u3001\u3053\u306e\u52d5\u7684\u306a\u8868\u60c5\u30d5\u30a3\u30fc\u30eb\u30c9\u306b\u3088\u308a\u3001FLAME\u306e\u5909\u5316\u304cNeRF\u7279\u5fb4\u7a7a\u9593\u306b\u76f4\u63a5\u5bc4\u4e0e\u3057\u3001\u904e\u5ea6\u306a\u51e6\u7406\u304b\u3089\u306e\u60c5\u5831\u640d\u5931\u3092\u56de\u907f\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

    \u524d\u8ff0\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u306b\u57fa\u3065\u3044\u3066\u3001\u9ad8\u3044\u5fe0\u5b9f\u5ea6\u306e\u7d50\u679c\u304c\u5f97\u3089\u308c\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u30bd\u30fc\u30b9\u753b\u50cf\u304c\u4efb\u610f\u3067\u3042\u308b\u305f\u3081\u3001\u3053\u308c\u306b\u306f\u3044\u304f\u3064\u304b\u306e\u56f0\u96e3\u306a\u30b1\u30fc\u30b9\u304c\u3042\u308a\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u30bd\u30fc\u30b9\u753b\u50cf\u306b\u906e\u853d\u304c\u3042\u308b\u304b\u3001\u30bd\u30fc\u30b9\u753b\u50cf\u306e\u76ee\u304c\u9589\u3058\u3089\u308c\u3066\u3044\u308b\u306e\u306b\u3001\u76ee\u3092\u958b\u3044\u305f\u8868\u60c5\u304c\u5fc5\u8981\u306a\u5834\u5408\u306a\u3069\u3067\u3059\u3002\u3053\u306e\u72b6\u6cc1\u3067\u306f\u3001\u30e2\u30c7\u30eb\u306f\u7d71\u8a08\u7684\u306b\u5e73\u5747\u3055\u308c\u305f\u76ee\u3084\u9854\u306e\u7279\u5fb4\u306b\u57fa\u3065\u3044\u3066\u932f\u899a\u3092\u751f\u6210\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u3053\u308c\u3089\u306e\u932f\u899a\u306f\u8aa4\u3063\u3066\u3044\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u3053\u306e\u753b\u50cf\u306f\u6b20\u843d\u90e8\u5206\u306e\u771f\u5b9f\u3092\u751f\u6210\u3067\u304d\u307e\u305b\u3093\u304c\u3001\u88dc\u5b8c\u3059\u308b\u305f\u3081\u306e\u4ed6\u306e\u753b\u50cf\u304c\u3042\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u3053\u306e\u76ee\u6a19\u3092\u9054\u6210\u3059\u308b\u305f\u3081\u306b\u3001\u6211\u3005\u306f\u8907\u6570\u306e\u753b\u50cf\u306e\u30c8\u30e9\u30a4\u30d7\u30ec\u30fc\u30f3\u7279\u5fb4\u3092\u7d50\u5408\u3059\u308b\u305f\u3081\u306e\u30a2\u30c6\u30f3\u30b7\u30e7\u30f3\u30d9\u30fc\u30b9\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u5b9f\u88c5\u3057\u307e\u3057\u305f\u3002\u3053\u308c\u3092Multi Tri-planes Attention\uff08MTA\uff09\u3068\u547c\u3073\u307e\u3059\u3002\u6211\u3005\u306eMTA\u306f\u3001\u7570\u306a\u308b\u753b\u50cf\u304b\u3089\u62bd\u51fa\u3055\u308c\u305f\u8907\u6570\u306e\u30c8\u30e9\u30a4\u30d7\u30ec\u30fc\u30f3\u3092\u30af\u30a8\u30ea\u3059\u308b\u305f\u3081\u306b\u4e09\u3064\u306e\u5b66\u7fd2\u53ef\u80fd\u306a\u5e73\u9762\u3092\u4f7f\u7528\u3057\u3001\u7279\u5fb4\u306e\u7d50\u5408\u306e\u305f\u3081\u306e\u91cd\u307f\u3092\u751f\u6210\u3057\u307e\u3059\u3002\u5b9f\u9a13\u3092\u901a\u3058\u3066\u3001MTA\u304c\u4e00\u767a\u306e\u5165\u529b\u306b\u304a\u3044\u3066\u6b20\u843d\u3057\u305f\u60c5\u5831\uff08\u4f8b\uff1a\u6975\u7aef\u306a\u30dd\u30fc\u30ba\u5909\u5316\u4e0b\u306e\u77b3\u306e\u60c5\u5831\u3084\u9854\u306e\u3082\u3046\u7247\u65b9\uff09\u3092\u88dc\u5b8c\u3059\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u8a13\u7df4\u5f8c\u3001MTA\u306f\u4efb\u610f\u306e\u6570\u306e\u753b\u50cf\u3092\u5165\u529b\u3068\u3057\u3066\u53d7\u3051\u5165\u308c\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n

    \u524d\u8ff0\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u6700\u7d42\u7684\u306a\u7279\u5fb4\u3092\u5f97\u305f\u5f8c\u3001\u6211\u3005\u306f\u30af\u30e9\u30b7\u30c3\u30af\u306aNeRF\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u624b\u6cd5\u3092\u7528\u3044\u3066\u4f4e\u89e3\u50cf\u5ea6\u306e2D\u7d50\u679c\u3092\u5f97\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001\u5171\u540c\u3067\u8a13\u7df4\u3055\u308c\u305f\u8d85\u89e3\u50cf\u30e2\u30c7\u30eb\u3092\u5229\u7528\u3057\u3066\u6700\u7d42\u7d50\u679c\u3092\u5f97\u307e\u3059\u3002<\/p>\n\n\n\n

    \u4ee5\u4e0b\u306f\u3001\u3044\u304f\u3064\u304b\u306e\u7d50\u679c\u306e\u4f8b\u3067\u3059\u3002\u5de6\u306b\u306f\u5165\u529b\u753b\u50cf\u304c\u3042\u308a\u3001\u53f3\u306b\u306f\u30e2\u30c7\u30eb\u306e\u51fa\u529b\u3068\u76ee\u6a19\u306e\u8868\u60c5\u304c\u8868\u793a\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

    <\/p>\n\n\n\n

    \u3055\u3089\u306b\u3001\u4e0a\u8a18\u306e\u753b\u50cf\u306e\u751f\u6210\u6642\u306b\u5f97\u3089\u308c\u305f\u6df1\u5ea6\u60c5\u5831\u3082\u4ee5\u4e0b\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

    <\/p>\n\n\n\n

    \u8a73\u7d30\u306a\u30d3\u30c7\u30aa\u7d50\u679c\u3084\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306e\u30b3\u30fc\u30c9\u306b\u3064\u3044\u3066\u306f\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\uff1ahttps:\/\/xg-chu.github.io\/project_gpavatar<\/a><\/p>\n\n\n\n

    \u3010\u307e\u3068\u3081\u3011<\/h2>\n\n\n\n

    \u6211\u3005\u306f\u3001\u5e83\u7bc4\u306a\u30c7\u30fc\u30bf\u3084\u5fae\u8abf\u6574\u306e\u5fc5\u8981\u304c\u306a\u304f\u3001\u8fc5\u901f\u306a3D\u30d8\u30c3\u30c9\u30a2\u30d0\u30bf\u30fc\u306e\u518d\u69cb\u7bc9\u3068\u7cbe\u78ba\u306a\u8868\u60c5\u5236\u5fa1\u304c\u53ef\u80fd\u306a\u624b\u6cd5\u3092\u7d39\u4ecb\u3057\u307e\u3057\u305f\u3002\u3053\u306e\u4f4e\u30b3\u30b9\u30c8\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u304c\u3001\u4eee\u60f3\u73fe\u5b9f\u3001\u30aa\u30f3\u30e9\u30a4\u30f3\u30df\u30fc\u30c6\u30a3\u30f3\u30b0\u3001\u30b2\u30fc\u30e0\u3001\u6620\u753b\u7523\u696d\u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u7523\u696d\u306b\u304a\u3044\u3066\u5236\u5fa1\u53ef\u80fd\u306a3D\u30a2\u30d0\u30bf\u30fc\u306e\u5275\u9020\u306b\u5bc4\u4e0e\u3067\u304d\u308b\u3068\u4fe1\u3058\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

    \u3010\u7814\u7a76\u3092\u632f\u308a\u8fd4\u3063\u3066\u3011<\/h2>\n\n\n\n

    \u78ba\u7acb\u3055\u308c\u305f\u6280\u8853\u7684\u306a\u9053\u7b4b\u304b\u3089\u9038\u8131\u3057\u305f\u65b0\u3057\u3044\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u5236\u5fa1\u624b\u6cd5\u306e\u63a2\u7d22\u306f\u3001\u30ea\u30b9\u30af\u3068\u4e0d\u78ba\u5b9f\u6027\u306b\u6e80\u3061\u305f\u30d7\u30ed\u30bb\u30b9\u3067\u3057\u305f\u3002<\/p>\n\n\n\n

    <\/p>\n\n\n\n

    \u53c2\u8003\u6587\u732e<\/p>\n\n\n\n

    [1] Li, Weichuang, et al. \"One-Shot High-Fidelity Talking-Head Synthesis with Deformable Neural Radiance Field.\" IEEE\/CVF Conference on Computer Vision and Pattern Recognition (CVPR), 2023.<\/p>\n\n\n\n

    [2] Li, Xueting, et al. \"Generalizable One-shot Neural Head Avatar.\" In the Thirty-seventh Annual Conference on Neural Information Processing Systems(NeurIPS), 2023.<\/p>\n\n\n\n

    [3] Yu, Wangbo, et al. Nofa: Nerf-based one-shot facial avatar reconstruction. In ACM SIGGRAPH 2023 Conference Proceedings, 2023.<\/p>\n\n\n\n

    [4] Mildenhall, Ben, et al. NeRF: Representing scenes as neural radiance fields for view synthesis. European Conference on Computer Vision (ECCV), 2020.<\/p>\n\n\n\n

    [5] Li, Tianye, et al. Learning a model of facial shape and expression from 4D scans. ACM Transactions on Graphics (Proc. SIGGRAPH Asia), 2017.<\/p>\n\n\n\n

    [6] Chan, Eric R., et al. \"Efficient geometry-aware 3D generative adversarial networks.\" IEEE\/CVF Conference on Computer Vision and Pattern Recognition (CVPR). 2022.<\/p>\n","protected":false},"excerpt":{"rendered":"

    \u30d8\u30c3\u30c9\u30a2\u30d0\u30bf\u30fc\u3092\u5fe0\u5b9f\u306b\u518d\u69cb\u7bc9\u3057\u3001\u8868\u60c5\u3068\u30dd\u30fc\u30ba\u3092\u6b63\u78ba\u306b\u5236\u5fa1\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u65e2\u5b58\u306e\u624b\u6cd5\u3067\u306f\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u306b\u5927\u91cf\u306e\u500b\u5225\u30c7\u30fc\u30bf\u304c\u5fc5\u8981\u3067\u3042\u308a\u3001\u8868\u60c5\u306e\u5236\u5fa1\u306f\u307e\u3060\u5341\u5206\u306b\u7cbe\u78ba\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u4eca\u56de\u3001\u79c1\u305f\u3061\u306f\u3053\u308c\u3089\u306e\u554f\u984c\u306b\u53d6\u308a\u7d44\u307f\u3001\u8ad6\u6587\u300cGPAvatar: Generalizable and Precise Head Avatar from Image(s)\u300d\u3092\u767a\u8868\u3057\u307e\u3057\u305f\u3002\u3053\u306e\u7814\u7a76\u306b\u3064\u3044\u3066\u3001\u672c\u7a3f\u3067\u306f\u8457\u8005\u306eXuangeng Chu\u304c\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"author":3,"featured_media":507,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"aioseo_notices":[],"_links":{"self":[{"href":"http:\/\/ocean:8000\/wp-json\/wp\/v2\/posts\/503"}],"collection":[{"href":"http:\/\/ocean:8000\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/ocean:8000\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/ocean:8000\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"http:\/\/ocean:8000\/wp-json\/wp\/v2\/comments?post=503"}],"version-history":[{"count":5,"href":"http:\/\/ocean:8000\/wp-json\/wp\/v2\/posts\/503\/revisions"}],"predecessor-version":[{"id":511,"href":"http:\/\/ocean:8000\/wp-json\/wp\/v2\/posts\/503\/revisions\/511"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/ocean:8000\/wp-json\/wp\/v2\/media\/507"}],"wp:attachment":[{"href":"http:\/\/ocean:8000\/wp-json\/wp\/v2\/media?parent=503"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/ocean:8000\/wp-json\/wp\/v2\/categories?post=503"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/ocean:8000\/wp-json\/wp\/v2\/tags?post=503"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}