{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005154},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005279","489:4890005243","489:4890005242","472:4720000005","489:4890005409","479:4790002901","489:4890004940","489:4890004911","489:4890004746","489:4890004778","489:4890004536","489:4890004838","472:4720000037","472:4720003359","479:4790003329","467:4670000182","489:4890005142","472:4720000013","489:4890005280","489:4890004919","479:4790003922","489:4890004775","479:4790003332","489:4890004839","467:4670000205"],"twin_admin_codes":[489,489,489,472,489,479,489,489,489,489,489,489,472,472,479,467,489,472,489,489,479,489,479,489,467],"twin_sims":[0.769117241479773,0.7689137696263063,0.7388905298933648,0.7120701567023752,0.7104673376371333,0.6808538661174747,0.6513566530306564,0.6424392376671422,0.6347742002962731,0.6329497044549095,0.6268231181627671,0.6096764290753206,0.6087961401251745,0.6025198464674046,0.5989522017965176,0.5960359654988228,0.590662081576343,0.5875063900272163,0.5869244664938794,0.5857907454606371,0.5805835031837702,0.5631508309889662,0.5595289098776094,0.5568938159486151,0.5564208272794449],"twin_dists":[0.09410513232543394,0.09415254497645056,0.10103625814801917,0.10703089393779253,0.10738543846163946,0.11387668524205934,0.12025815553826262,0.1221763531729758,0.1238223570915349,0.12421383848017153,0.12552769112616813,0.129200887633233,0.1293893849051209,0.1307333225245721,0.1314973226644555,0.1321219062501616,0.1332731462834698,0.13394942036201082,0.13407415101523887,0.13431717715278582,0.135433827896138,0.13917889385227294,0.13995867727095823,0.14052643898254483,0.14062839080113376],"n_dims_used":45,"mean_confidence":0.9201953464084202},"coverage":{"mean_confidence":0.9201953464084202,"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}}