{"id":7298,"date":"2025-08-20T03:56:00","date_gmt":"2025-08-19T18:56:00","guid":{"rendered":"https:\/\/devneko.jp\/wordpress\/?p=7298"},"modified":"2025-08-17T21:06:20","modified_gmt":"2025-08-17T12:06:20","slug":"shortcut-learning-in-generalist-robot-policies-the-role-of-dataset-diversity-and-fragmentation","status":"publish","type":"post","link":"https:\/\/devneko.jp\/wordpress\/?p=7298","title":{"rendered":"Shortcut Learning in Generalist Robot Policies: The Role of Dataset Diversity and Fragmentation"},"content":{"rendered":"\n<ul class=\"wp-block-list\">\n<li><strong>Shortcut Learning in Generalist Robot Policies: The Role of Dataset Diversity and Fragmentation&nbsp;<\/strong>[117.5]<br>Open X-Embodiment (OXE)\u306e\u3088\u3046\u306a\u5927\u898f\u6a21\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3067\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3055\u308c\u305f\u6c4e\u7528\u7684\u306a\u30ed\u30dc\u30c3\u30c8\u30dd\u30ea\u30b7\u30fc\u306f\u3001\u5e45\u5e83\u3044\u30bf\u30b9\u30af\u306b\u308f\u305f\u3063\u3066\u5f37\u529b\u306a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u793a\u3057\u3066\u3044\u308b\u3002 \u5f7c\u3089\u306f\u3057\u3070\u3057\u3070\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u30c7\u30fc\u30bf\u306e\u5206\u5e03\u3092\u8d85\u3048\u3066\u4e00\u822c\u5316\u3059\u308b\u306e\u306b\u82e6\u52b4\u3059\u308b\u3002 \u6211\u3005\u306f,\u30b7\u30e7\u30fc\u30c8\u30ab\u30c3\u30c8\u5b66\u7fd2\u3092\u4e00\u822c\u5316\u306e\u9375\u3068\u306a\u308b\u969c\u5bb3\u3068\u3057\u3066\u8a8d\u8b58\u3059\u308b\u3002<br><a href=\"http:\/\/arxiv.org\/abs\/2508.06426v1\">\u8ad6\u6587<\/a>&nbsp;&nbsp;<a href=\"https:\/\/fugumt.com\/fugumt\/paper_check\/2508.06426v1\">\u53c2\u8003\u8a33\uff08\u30e1\u30bf\u30c7\u30fc\u30bf\uff09<\/a>&nbsp; &nbsp;(Fri, 08 Aug 2025 16:14:01 GMT)<\/li>\n\n\n\n<li>\u300cOur analysis reveals that large-scale robot datasets like OXE suffer from limited sub-dataset diversity and severe fragmentation, a problem that extends even within individual sub-datasets. This structure inherently promotes shortcut learning, meaning that simply adding more similarly-fragmented data can be detrimental to generalization.\u300d\u3068\u306e\u3053\u3068\u3002\u6c4e\u7528\u7684\u306a\u30e2\u30c7\u30eb\u69cb\u7bc9\u306f\u96e3\u3057\u3044\u3002<\/li>\n\n\n\n<li>\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30b5\u30a4\u30c8\u306f<a href=\"https:\/\/lucky-light-sun.github.io\/proj\/shortcut-learning-in-grps\/\">Shortcut Learning in GRPs<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-7298","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/devneko.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/7298","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/devneko.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/devneko.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/devneko.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/devneko.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7298"}],"version-history":[{"count":2,"href":"https:\/\/devneko.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/7298\/revisions"}],"predecessor-version":[{"id":7300,"href":"https:\/\/devneko.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/7298\/revisions\/7300"}],"wp:attachment":[{"href":"https:\/\/devneko.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7298"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/devneko.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7298"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/devneko.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7298"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}