{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000400},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000686","489:4890001501","489:4890000385","489:4890000388","499:4990001922","489:4890000637","470:4700004985","489:4890000632","489:4890000648","489:4890000718","472:4720001587","489:4890000747","489:4890000401","472:4720001846","470:4700004980","489:4890000225","489:4890000454","489:4890001521","489:4890000361","489:4890000633","489:4890000717","489:4890000745","472:4720001845","489:4890000398","470:4700006322"],"twin_admin_codes":[489,489,489,489,499,489,470,489,489,489,472,489,489,472,470,489,489,489,489,489,489,489,472,489,470],"twin_sims":[0.8385500891605321,0.8197188138537981,0.7204400347343581,0.7046379534457267,0.6865187634128506,0.6856719982510341,0.6812310465860963,0.659584538197167,0.6456693502957641,0.6449839638967226,0.6421092741052046,0.6354405799562639,0.6302134803368189,0.6284918602812241,0.6282359865517678,0.6274279368535483,0.6260322328402624,0.625898407591958,0.6235305184425404,0.6199781491792146,0.6098515014143417,0.6076231570092929,0.6071883091631561,0.6025407389942001,0.6023818342653651],"twin_dists":[0.07707171911086122,0.08189179282837804,0.10517317362238483,0.10867183591374367,0.11264270003914774,0.11282735770994373,0.11379462280595552,0.11848442141499164,0.12148198067124036,0.12162935722339262,0.12224725868680546,0.12367934455652951,0.12480075424037869,0.12516992909737107,0.12522479050977278,0.12539803194885096,0.12569722544053621,0.12572591079593262,0.12623340092729504,0.12699454438842375,0.12916339888079478,0.12964055406601369,0.1297336668546293,0.13072884867985365,0.13076287597417682],"n_dims_used":45,"mean_confidence":0.9147709316677517},"coverage":{"mean_confidence":0.9147709316677517,"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}}