{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001385},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004112","490:4900004378","494:4940008971","490:4900002406","490:4900003000","490:4900002252","490:4900002703","490:4900003833","490:4900002851","490:4900002408","490:4900003003","490:4900006638","490:4900001938","490:4900003972","490:4900004525","490:4900002998","490:4900006377","494:4940008890","490:4900001524","490:4900004941","490:4900004113","490:4900003825","490:4900004385","490:4900002720","490:4900008837"],"twin_admin_codes":[490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490],"twin_sims":[0.35270728777426597,0.32954403199198135,0.1827557978986642,0.10837251225190088,0.10622265300717314,0.10308705814268258,0.06276352534480147,0.06243055018375898,0.056521974442620936,0.055212405243681456,0.05494540502571731,0.054017195731539736,0.04587001718031005,0.04554221841400229,0.04438637735955686,0.039220741478134216,0.035090373185476,0.03400394256524327,0.03273541762799612,0.03239731417943844,0.028908623035179954,0.02857437178693769,0.026556979748882045,0.024183735631262412,0.02412176154622418],"twin_dists":[0.18749817211531714,0.19351257651387713,0.23944886034206217,0.27379690800454193,0.2750285318051982,0.27686008402427204,0.30559890101263903,0.3058923593910277,0.31132655364708556,0.3125940300618826,0.3128554944760456,0.31377272118978017,0.3224416887625339,0.32281664355444667,0.3241570770251651,0.33053246102657163,0.33616316778532057,0.3377375393749474,0.33963098113711565,0.34014620421351166,0.3457499542415586,0.3463168434837267,0.34986473858781664,0.3543491547863099,0.3544712743554085],"n_dims_used":45,"mean_confidence":0.9078041076660156},"coverage":{"mean_confidence":0.9078041076660156,"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}}