{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730004224},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001483","500:5000001546","500:5000001978","500:5000001616","500:5000001481","473:4730003761","500:5000003051","473:4730001910","500:5000003572","500:5000002737","500:5000001867","473:4730001661","473:4730001830","500:5000003378","500:5000003573","500:5000001608","500:5000002462","500:5000002592","473:4730003945","500:5000004285","500:5000002466","500:5000003568","500:5000001615","500:5000002099","500:5000002591"],"twin_admin_codes":[500,500,500,500,500,473,500,473,500,500,500,473,473,500,500,500,500,500,473,500,500,500,500,500,500],"twin_sims":[0.7165133426696689,0.7081280674662127,0.695941521398394,0.6483367960307259,0.6460958859644053,0.6405125673491329,0.6367581230260406,0.6217021237332934,0.6053958348789841,0.6041095781859579,0.6008053404472213,0.5912934814916061,0.5890473698742906,0.5836527661417046,0.5821069998351215,0.5777586800131453,0.5741694453213706,0.5664512714984566,0.561615823995423,0.5596093328917957,0.554120765513651,0.5529442749254435,0.5528482953894406,0.5514332825309363,0.5498624461824552],"twin_dists":[0.10604606350984089,0.10790222449517559,0.11058256142791123,0.12090819123815502,0.12139025274090272,0.12259030786661085,0.1233965393806774,0.12662518767835335,0.13011748402910162,0.1303929085642967,0.1311004680939988,0.13313785838993175,0.1336191588214387,0.13477556219643538,0.13510705019310718,0.13603991509060143,0.13681039463425596,0.13846888931170984,0.13950929178463112,0.1399413551389038,0.1411243487179192,0.14137815412372365,0.14139886357315798,0.14170424585869718,0.14204340434762278],"n_dims_used":44,"mean_confidence":0.9205004952170632},"coverage":{"mean_confidence":0.9205004952170632,"n_dims_used":44,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}