{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004801},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004609","493:4930000906","496:4960007788","468:4680003786","480:4800005051","480:4800004956","490:4900004315","480:4800004124","494:4940006584","490:4900002502","480:4800005314","490:4900004316","480:4800002726","493:4930000913","480:4800004036","493:4930000176","480:4800003777","493:4930007123","480:4800003603","480:4800001797","490:4900001861","490:4900002641","494:4940005219","480:4800004371","494:4940008117"],"twin_admin_codes":[480,493,496,468,480,480,490,480,494,490,480,490,480,493,480,493,480,493,480,480,490,490,494,480,494],"twin_sims":[0.19239154284438742,0.18454745851414645,0.09678996230840431,0.09529360176720096,0.08540973839650615,0.0771802047787961,0.06796142548127677,0.061423571142303936,0.058815063319507484,0.05625891602495099,0.05414691223197359,0.04649248213394665,0.04601948603298566,0.045841163769831196,0.04580790715502439,0.045038566183602316,0.043679732463908445,0.03839439617055562,0.03692354890518421,0.03593593277146282,0.03357364493998286,0.032945865797515406,0.03265613707537029,0.0319205503124296,0.031045640363221643],"twin_dists":[0.2358016225988917,0.23876064572641525,0.28067388072722954,0.28160865750412156,0.28809282973498673,0.2939649429610056,0.30117526813183876,0.30678771069164323,0.309164424960517,0.311579194056888,0.31364375851841353,0.3217358135461523,0.32227146258991357,0.322474602652915,0.32251256093987546,0.32339718148118574,0.3249910761451669,0.33161734419525635,0.33359827623713834,0.3349662980520975,0.33837296121502375,0.33931257676682136,0.33975138450421866,0.3408805881310781,0.3422530046237777],"n_dims_used":43,"mean_confidence":0.9212807943654615},"coverage":{"mean_confidence":0.9212807943654615,"n_dims_used":43,"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}}