{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001230},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001401","477:4770001285","477:4770001289","477:4770001460","477:4770001348","477:4770001459","477:4770001109","477:4770001623","477:4770001350","477:4770001457","477:4770001343","477:4770001231","477:4770001347","477:4770001685","477:4770000989","477:4770001510","477:4770001283","477:4770001051","477:4770001883","477:4770001465","477:4770001566","477:4770000927","477:4770003208","477:4770001884","477:4770001628"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9159970793773882,0.762342152507462,0.7493897528058766,0.6726665942091228,0.654251284789601,0.6025021482694495,0.5638692191216645,0.5352688688264803,0.5286813046872555,0.5245390339854987,0.5106555566719486,0.49328981027262264,0.4879141370157194,0.4483297901018165,0.4454198312050523,0.4271899207553195,0.404316453178997,0.4031569757802314,0.3981542472656717,0.39180319867263397,0.3886613990383707,0.3829037408692142,0.37057286661927913,0.36254425147837893,0.3527130912304271],"twin_dists":[0.054405507156585736,0.09567789309561663,0.09865265825999743,0.1156547403427727,0.11963460480488297,0.13073711234968127,0.13902430679594008,0.1452024763698903,0.14663393015508988,0.1475359807842735,0.15057152853578476,0.1543986914096546,0.15559113587916545,0.16450808958914406,0.16517441182348647,0.1693880586147352,0.1747820535849683,0.17505898439533366,0.17625798639336504,0.17779011952588492,0.17855231744816055,0.17995671132554913,0.18299911462069346,0.18500699252368172,0.18749669191303245],"n_dims_used":45,"mean_confidence":0.9213541666666667},"coverage":{"mean_confidence":0.9213541666666667,"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}}