{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001002},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000828","487:4870001091","490:4900012818","490:4900012941","487:4870001082","487:4870001003","490:4900012547","490:4900012943","490:4900012626","490:4900012332","490:4900012893","487:4870000747","487:4870000916","490:4900012947","490:4900012345","487:4870001009","490:4900007359","490:4900013210","487:4870000910","487:4870000385","490:4900012683","490:4900013138","487:4870001004","490:4900012611","490:4900012346"],"twin_admin_codes":[487,487,490,490,487,487,490,490,490,490,490,487,487,490,490,487,490,490,487,487,490,490,487,490,490],"twin_sims":[0.175884455185807,0.15921844523132916,0.1424369582776392,0.1422238306774146,0.13726205855689763,0.13286062352928998,0.1324582627078168,0.12702825638841805,0.1145732138647851,0.11043853626315883,0.11001815125022456,0.10451502672890169,0.10394477744709218,0.10192319756247731,0.10012079021414898,0.09772098910779625,0.08823028520549436,0.08719811884298023,0.08600253097677865,0.08079776674339684,0.08079389451368478,0.07520755168479758,0.07159734821316352,0.07109974814679135,0.06835508248186865],"twin_dists":[0.2421334190898925,0.2489716719135955,0.2564063014205332,0.2565047881514193,0.2588293512040698,0.26094461648339473,0.26114059756193314,0.26383040572048455,0.2703474788415227,0.27263102811002093,0.2728668798408387,0.27602068203510616,0.2763548130459685,0.27755096914695654,0.2786331693795947,0.28009798625929,0.28618426071969644,0.28687698664839584,0.2876875887349995,0.2913247713001833,0.29132754615568646,0.29544682551015045,0.2982421190502835,0.2986362938587558,0.300851627885067],"n_dims_used":43,"mean_confidence":0.9110464051712391},"coverage":{"mean_confidence":0.9110464051712391,"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}}