{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002637},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000993","479:4790001888","488:4880004916","489:4890002912","466:4660001353","496:4960008565","496:4960000349","472:4720000230","470:4700004923","469:4690001238","499:4990002543","472:4720002092","499:4990001083","496:4960003419","496:4960000161","470:4700008748","472:4720002383","470:4700008446","466:4660011759","466:4660009941","489:4890003504","472:4720007605","500:5000006158","488:4880001290","496:4960005921"],"twin_admin_codes":[499,479,488,489,466,496,496,472,470,469,499,472,499,496,496,470,472,470,466,466,489,472,500,488,496],"twin_sims":[0.35279882991866757,0.3084698727672135,0.30291804324972704,0.29522630492593643,0.29177728954476395,0.24280964301440902,0.22561577527445625,0.2036426314298364,0.1838423990939041,0.1834062725748816,0.18131886221224155,0.17772841280189647,0.17293976777691075,0.16605587659110507,0.16551368458943558,0.16424155098151316,0.1616886662882264,0.15988850630680262,0.1592172320568985,0.15872884663158485,0.14687766670418542,0.1443847463407746,0.14196316824461486,0.14123640741109586,0.14095025108863657],"twin_dists":[0.187474825281646,0.19918962340514326,0.20072168141932234,0.2028715221032883,0.20384622874339892,0.21851956628184854,0.2241169964451138,0.23170049900298373,0.2390309094768088,0.23919845156072747,0.2400042664625507,0.2414058021738781,0.24330673475071452,0.24610656371892603,0.24633060894459918,0.24685837019669918,0.24792645752964868,0.24868699327749438,0.24897218812646854,0.24918023203413397,0.25437868621742143,0.2555112581730761,0.25662539014493974,0.2569625165457687,0.2570956117695438],"n_dims_used":45,"mean_confidence":0.9136505126953125},"coverage":{"mean_confidence":0.9136505126953125,"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}}