{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001895},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001797","480:4800002339","480:4800002401","480:4800001952","480:4800001731","480:4800001905","480:4800001732","469:4690002344","480:4800003777","480:4800005015","493:4930004690","480:4800004609","466:4660002640","469:4690003687","468:4680003786","496:4960005935","493:4930007123","494:4940001110","480:4800004408","480:4800004371","490:4900002502","480:4800005126","480:4800004497","480:4800004864","490:4900005905"],"twin_admin_codes":[480,480,480,480,480,480,480,469,480,480,493,480,466,469,468,496,493,494,480,480,490,480,480,480,490],"twin_sims":[0.2654295454782844,0.24649385470104743,0.13199040586521182,0.12926837325157778,0.09803586494958931,0.08331601669282196,0.053644324563394394,0.053292703135770426,0.05264833326347045,0.05149529841789268,0.050481555016830965,0.04924787523634702,0.04689074719041445,0.04421151243574304,0.04244697948818057,0.041731790046843874,0.0400983424986228,0.03650960618842854,0.034835099746573235,0.03241604473560755,0.03117092379413596,0.030546769192735752,0.029991607173266224,0.029935681008912772,0.029691612054924474],"twin_dists":[0.2115324777518772,0.21735404133513517,0.2613690445457281,0.26271041486360674,0.2799041920899625,0.2895423154574346,0.31414486009180675,0.3144977608981578,0.31514951941774144,0.31633249058894247,0.31739088781794106,0.3187030505216601,0.32128832043037403,0.3243624127615708,0.3264735420111243,0.3273502922769981,0.3294012476725189,0.33416783162973845,0.336529321336812,0.34011754155209023,0.342054466184581,0.34305043996419354,0.3439510797713519,0.3440425992991326,0.3444437266136367],"n_dims_used":43,"mean_confidence":0.9205057011094204},"coverage":{"mean_confidence":0.9205057011094204,"n_dims_used":43,"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}}