{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012670},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012671","490:4900012383","490:4900012249","490:4900012251","490:4900012455","490:4900012731","490:4900012234","490:4900012594","490:4900012250","490:4900012926","490:4900012307","490:4900012246","490:4900012313","490:4900012662","490:4900012448","490:4900012252","490:4900012368","490:4900012725","490:4900012447","494:4940007217","490:4900012730","490:4900012298","490:4900012536","490:4900012315","490:4900012440"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490],"twin_sims":[0.7013311648395371,0.5110228228752816,0.36118205252015306,0.33641012104726464,0.280411287772138,0.27427678056079186,0.26459996363876376,0.25033360480411,0.239669203037736,0.22533026169624024,0.21693573879992456,0.1858633765794249,0.17808528306018326,0.1619650132677489,0.15984770780556443,0.12075325241235615,0.11674120411091268,0.10575946115074959,0.10453492611928056,0.09573729877236543,0.09533650382209695,0.07774284922648513,0.07724125301002825,0.06632706308701687,0.060309313563065424],"twin_dists":[0.10939951604877972,0.1504909688423678,0.18534988185494453,0.19170673295391993,0.20710789863063092,0.2089016117673813,0.21178193961700068,0.21615116943911766,0.21952212677865068,0.22421227887747722,0.22705047771474587,0.23825816527311533,0.2412656034849187,0.24781025090585995,0.24870430187529988,0.26704961553980544,0.26917537747205456,0.27529641832976004,0.2760090478782365,0.281330282620941,0.2815816963121309,0.29354787172690533,0.29391957167145283,0.30253549010973263,0.30779260145052056],"n_dims_used":45,"mean_confidence":0.9128092447916667},"coverage":{"mean_confidence":0.9128092447916667,"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}}