{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008046},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008379","490:4900005331","490:4900007823","490:4900008706","490:4900007825","490:4900005609","490:4900008592","490:4900004940","490:4900007592","490:4900006611","490:4900005744","490:4900009574","490:4900005075","490:4900008504","490:4900005470","490:4900008825","490:4900007705","490:4900007817","490:4900005335","490:4900004938","490:4900011329","490:4900008061","490:4900004932","490:4900008601","490:4900009041"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3130059873739006,0.22735432000254766,0.18277923013059297,0.1702821988134825,0.157313705077695,0.14859545305228133,0.1463051655528712,0.12603368714542776,0.11998504427933773,0.11523546330190057,0.11137680422707638,0.1099731599092148,0.10424949527774695,0.10269270604060966,0.09761128251065788,0.08866096761426957,0.08025875023837922,0.07606202897815328,0.07271008418708493,0.07216667930301306,0.07170901046420756,0.0705243939051303,0.06943967790291405,0.06882184482573742,0.0685677937305976],"twin_dists":[0.1979495928797976,0.22353852462397206,0.23943982888624835,0.24437797453111493,0.24978570396225486,0.25360651664540307,0.25463751612517105,0.26433245950143924,0.2674524192963436,0.26998764594831043,0.272107116773086,0.2728921629313312,0.27617609001946664,0.2770934923479907,0.2801656216587348,0.28589711555501607,0.29171206200507904,0.29480113153573684,0.29736863054747636,0.29779383615890476,0.29815397075825034,0.2990948602354667,0.2999677183743722,0.30046984417934824,0.30067738064785865],"n_dims_used":45,"mean_confidence":0.9336064656575521},"coverage":{"mean_confidence":0.9336064656575521,"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}}