{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002599},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002597","480:4800002551","480:4800002548","480:4800002598","497:4970003037","497:4970003129","480:4800002313","497:4970002991","497:4970003174","480:4800004476","480:4800003156","480:4800003065","497:4970003040","480:4800002595","497:4970003219","490:4900007522","497:4970003041","480:4800002550","497:4970003085","480:4800006290","480:4800005486","497:4970003084","497:4970003039","485:4850006553","491:4910003197"],"twin_admin_codes":[480,480,480,480,497,497,480,497,497,480,480,480,497,480,497,490,497,480,497,480,480,497,497,485,491],"twin_sims":[0.3263209385032966,0.16970493578024826,0.06087938668744849,0.0495107917165097,0.02614083450792849,0.025067249249836127,0.01859251391410586,0.014776341005004615,0.014352587078323804,0.014331339276514962,0.01395675260413557,0.013447652996335489,0.009011196618516642,0.008893515592287033,0.008537480757742822,0.008462947193509424,0.008251883904165569,0.008090547553010991,0.007871149024328238,0.007282955918545235,0.0066869722914881516,0.006522364560987607,0.0054502145491543315,0.004951012298038216,0.0038232596462277387],"twin_dists":[0.19436739182991436,0.24461224588703293,0.30727659474065255,0.3184211296613043,0.35062535736419365,0.35263700524833236,0.3666509400954316,0.37707142134902244,0.37837077184884976,0.37843681042432764,0.37961545425512067,0.3812629517715993,0.3985808619468381,0.39913677112916235,0.4008596325049933,0.40122842362287514,0.4022887664557363,0.4031158002646437,0.40426451327776625,0.4074921873724509,0.41101095971695684,0.41203254959890967,0.4193196613793633,0.4231662064157041,0.4333470819963711],"n_dims_used":42,"mean_confidence":0.9106165568033854},"coverage":{"mean_confidence":0.9106165568033854,"n_dims_used":42,"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}}