{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003561},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000253","499:4990000870","500:5000003402","499:4990000487","477:4770003562","499:4990001033","499:4990000170","499:4990000068","499:4990000847","499:4990001114","499:4990000143","477:4770003548","477:4770003722","499:4990000145","499:4990000298","499:4990000700","500:5000003582","477:4770003623","499:4990000779","500:5000002630","499:4990001021","477:4770003560","499:4990001032","500:5000002631","499:4990000091"],"twin_admin_codes":[499,499,500,499,477,499,499,499,499,499,499,477,477,499,499,499,500,477,499,500,499,477,499,500,499],"twin_sims":[0.8363952802351593,0.7891129802807388,0.7678586989907533,0.7147569346464323,0.66720149801687,0.6647240904540056,0.654245938444816,0.6532843077259222,0.6438839275980988,0.6362975587189326,0.622554014374183,0.6206476037119804,0.5940997114272619,0.5933796332312773,0.5811460799670034,0.5802204477990818,0.5750917748929558,0.5698512823550163,0.5652291889896518,0.5601373281866936,0.5586223792134527,0.5562369838071421,0.5468175997094714,0.5465498301862165,0.5463097008147879],"twin_dists":[0.07763278399399093,0.08938644476786352,0.0943982145828839,0.10643572720408159,0.1168384240477954,0.11737423959105897,0.11963575693872887,0.1198429605987691,0.12186584896798076,0.12349540462901916,0.12644265322618503,0.12685112156515,0.13253665776858045,0.13269091398120927,0.13531315191081048,0.13551171036296594,0.13661236029544585,0.1377379845045088,0.1387317286523738,0.13982763996779723,0.14015395693141777,0.1406680213500373,0.142701272169085,0.14275915593682284,0.14281106888661266],"n_dims_used":44,"mean_confidence":0.9235271107066761},"coverage":{"mean_confidence":0.9235271107066761,"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}}