{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000310},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001066","499:4990000263","499:4990000968","499:4990001077","472:4720005661","499:4990000428","499:4990000514","499:4990000037","499:4990000805","499:4990000199","499:4990000378","499:4990000719","499:4990000967","468:4680000793","477:4770003833","499:4990000800","472:4720005740","499:4990001166","499:4990000329","468:4680001351","472:4720006549","472:4720001357","499:4990001063","499:4990000262","472:4720006330"],"twin_admin_codes":[499,499,499,499,472,499,499,499,499,499,499,499,499,468,477,499,472,499,499,468,472,472,499,499,472],"twin_sims":[0.8035912358191453,0.7990038950061833,0.7935551968087645,0.7556329612498696,0.6639568855646645,0.6638164010255865,0.6391676335564258,0.6299464361901794,0.6194580109939783,0.610605762084618,0.6075741095406161,0.6033701381980953,0.5992753244262992,0.5537090425835932,0.5532070522299112,0.5394847321696369,0.5369560135689815,0.531168327189123,0.5293534416923674,0.5261099987992691,0.5151724080055505,0.5135738413719872,0.5132818789784417,0.5111693404327337,0.5038358048635168],"twin_dists":[0.08588711930737315,0.08700417015992372,0.08832079731615398,0.09722378819156258,0.11754007943760314,0.1175704421261249,0.12287918274605783,0.12485802306272872,0.12710597300417,0.12900188539757323,0.1296510564775744,0.13055124587133315,0.13142812313238836,0.14121316061208958,0.14132145768397036,0.1442882518432621,0.14483644507175322,0.14609307477662414,0.14648770646439524,0.14719369178755595,0.14958177142558632,0.14993180845866552,0.14999576850724122,0.1504588344016386,0.15207019723593387],"n_dims_used":45,"mean_confidence":0.9221520317925347},"coverage":{"mean_confidence":0.9221520317925347,"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}}