{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012882},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012682","490:4900013139","490:4900012821","490:4900013238","490:4900012817","490:4900012820","490:4900012695","490:4900012939","490:4900012263","490:4900013104","487:4870002167","490:4900013136","487:4870000825","490:4900012995","490:4900012768","490:4900013033","487:4870001543","490:4900012819","490:4900013142","487:4870002346","487:4870000912","490:4900012756","490:4900012478","490:4900013176","487:4870001248"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,487,490,487,490,490,490,487,490,490,487,487,490,490,490,487],"twin_sims":[0.4758405723962814,0.448263874340341,0.44082382532194364,0.43819801029406136,0.3653536708692842,0.3556088263947257,0.3489541321278586,0.3183005351197993,0.28551936985610143,0.20279870066028552,0.18276104516586503,0.1824541922425927,0.1763203545561934,0.17194802273859763,0.16109947104263886,0.15521265123053227,0.15282432247081532,0.14894459133318702,0.1469569691554297,0.1369473521926907,0.1247976565533835,0.12069387453289805,0.11765126988266414,0.10609311508959554,0.10181952186518947],"twin_dists":[0.15828417244347484,0.1645231648258149,0.16623020889679646,0.16683533200614303,0.18430186736689413,0.18675968926417685,0.188458110716491,0.1965151002495799,0.20563240532164268,0.23200261745332879,0.23944683782341916,0.23956518087173373,0.24196092713105868,0.24370510928948216,0.2481747020048126,0.2506920207159772,0.25173322559032957,0.2534503805789058,0.2543428921411457,0.2589788928250013,0.264960608118711,0.26708067995073553,0.26868833510860723,0.2751033583305026,0.2776128108531835],"n_dims_used":45,"mean_confidence":0.9126501295301649},"coverage":{"mean_confidence":0.9126501295301649,"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}}