{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001307},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000599","489:4890001374","489:4890001523","489:4890000545","489:4890001242","489:4890000580","489:4890000500","489:4890000546","489:4890001522","489:4890000460","489:4890001371","466:4660006981","470:4700008501","466:4660005528","489:4890001304","499:4990002098","489:4890000387","489:4890001372","466:4660008798","489:4890000459","466:4660008783","489:4890001446","489:4890000499","489:4890000630","489:4890000386"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,466,470,466,489,499,489,489,466,489,466,489,489,489,489],"twin_sims":[0.6529244933289616,0.5613702841372257,0.5558140213828747,0.5449960345692147,0.5131554389924303,0.48662257307324946,0.48053498894664126,0.44580208119619125,0.4230815997055387,0.41970944633048785,0.4153008500785226,0.4112940135151479,0.4058908813837426,0.36867304228510794,0.36841485498584453,0.34651126770249524,0.3325419155816764,0.32921442026103154,0.32483955137058085,0.31668593689423835,0.30580490928610754,0.3002794560696831,0.2991337316328063,0.2964035057115311,0.2862202481429058],"twin_dists":[0.11992047647660992,0.1395621533361794,0.14075920535707606,0.14309513727928963,0.1500234704729022,0.155878220759678,0.157234535252079,0.16508679010204375,0.17034762855786212,0.17113817021547487,0.17217576738979712,0.17312293114269522,0.1744065839524687,0.18347225836321854,0.1835366525535242,0.18908583047850633,0.19272160591779322,0.19359978266961927,0.1947618446794212,0.1969511149877736,0.19992302776867435,0.20145552738928652,0.20177534937461444,0.20254038163788307,0.20543119827124087],"n_dims_used":44,"mean_confidence":0.9159756573763761},"coverage":{"mean_confidence":0.9159756573763761,"n_dims_used":44,"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}}