{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001035},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001046","478:4780001996","478:4780000940","469:4690008462","478:4780000876","489:4890000923","489:4890001040","478:4780002908","478:4780003344","469:4690008623","478:4780002101","489:4890001237","478:4780001898","478:4780001293","478:4780002203","498:4980003252","489:4890001166","478:4780003339","489:4890000933","489:4890000864","500:5000005887","500:5000006223","489:4890000922","469:4690008624","485:4850003256"],"twin_admin_codes":[489,478,478,469,478,489,489,478,478,469,478,489,478,478,478,498,489,478,489,489,500,500,489,469,485],"twin_sims":[0.25047473977844587,0.17344301199186024,0.15831702994983496,0.15727380673014368,0.15055601586529818,0.1487835231805265,0.1350482570884147,0.1342586230209459,0.11074790764728004,0.09937751126559956,0.0973814198263286,0.0963039026378897,0.09449201254063445,0.09276957676720257,0.0880466814174828,0.08316778162574065,0.0822113967423903,0.07551433420796401,0.07406636028102445,0.07329532113690845,0.07146309688075302,0.06933724580867245,0.06898814918097917,0.06662196797931616,0.0665283058863577],"twin_dists":[0.216107182130106,0.24310521099193066,0.24935602156526354,0.24980283204106152,0.2527332205650224,0.25352237733568317,0.25988680658864893,0.2602671321063329,0.2724579021325797,0.2790838910028265,0.28030752845276474,0.2809762682277454,0.2821141715475222,0.2832119512826854,0.2863070117197086,0.2896460365201043,0.29031880050573006,0.2952143248598597,0.29631847368891956,0.29691355856406143,0.2983482472036934,0.3000507152923261,0.30033432590431386,0.30228804634567624,0.30236653776813355],"n_dims_used":45,"mean_confidence":0.9142729017469619},"coverage":{"mean_confidence":0.9142729017469619,"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}}