{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880002874},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880003181","488:4880003232","488:4880003624","488:4880003964","496:4960010667","488:4880004034","488:4880002814","488:4880003332","496:4960011200","488:4880003086","488:4880003088","488:4880003445","488:4880003617","488:4880003963","488:4880004039","488:4880003042","481:4810001768","488:4880003253","488:4880003954","488:4880003043","488:4880002961","488:4880002831","488:4880003147","481:4810001681","488:4880004035"],"twin_admin_codes":[488,488,488,488,496,488,488,488,496,488,488,488,488,488,488,488,481,488,488,488,488,488,488,481,488],"twin_sims":[0.8961615429166436,0.8795320720074301,0.8251378066688075,0.8138082424419373,0.8100969194223361,0.8090352231617808,0.8015629158115833,0.7887043956696907,0.7820650617100234,0.7805504146659107,0.7668515230276935,0.7584895962536435,0.7415419051811437,0.7172197512090384,0.7158804150040701,0.7147691491319693,0.7085815836191889,0.7036562377331768,0.7011327151782097,0.6997348232201541,0.6964651572762195,0.6956446286113035,0.695440972277476,0.695150626083522,0.6929684149530073],"twin_dists":[0.06081527011625289,0.06580555832535855,0.08052320188889621,0.08336900497681082,0.08428871933335708,0.08455074978248679,0.08638202238329606,0.08948412216554455,0.09106366052359337,0.09142203602233069,0.09463245101761414,0.09656693405168226,0.10043650239384924,0.1058892107721787,0.10618653470600321,0.10643301901566067,0.10780209529122968,0.10888801881843697,0.10944314094277263,0.10975029539669186,0.1104677778346923,0.1106476272392274,0.11069225366256388,0.11075586759247125,0.11123366698773726],"n_dims_used":45,"mean_confidence":0.9236465454101562},"coverage":{"mean_confidence":0.9236465454101562,"n_dims_used":45,"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}}