{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003227},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002793","490:4900002483","490:4900003202","490:4900002762","490:4900002176","490:4900004171","490:4900003475","490:4900001573","490:4900002188","490:4900002161","490:4900004184","490:4900003893","490:4900004437","490:4900002469","490:4900003898","490:4900001598","490:4900002763","490:4900001450","490:4900003076","487:4870002658","490:4900002180","490:4900008648","490:4900002332","490:4900002341","490:4900002459"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490],"twin_sims":[0.7766112443995711,0.7467367666022503,0.7020808860428545,0.6947347436327352,0.6935309391822051,0.6927896404280949,0.6872567673777441,0.6820871280576535,0.679803127887814,0.6675897480859248,0.6615093313012989,0.6574817384568539,0.6181485324939402,0.6172080262076877,0.6013776500097217,0.596777258021174,0.5966464580611638,0.5956483815191628,0.5909115589186188,0.586175928440376,0.5852008600443901,0.5595483425780269,0.5595388887475776,0.5586716392615739,0.5571986175963942],"twin_dists":[0.09235078506491018,0.09925717375758839,0.10923466023541711,0.11084696877051245,0.11111055412707531,0.111272785587138,0.11248169922325377,0.11360831564770187,0.11410522052839363,0.11675441107161715,0.1180688655840085,0.11893812934595724,0.12738648323635526,0.12758793938537671,0.13097791142598153,0.13196313161721404,0.13199114670107462,0.1322049240144995,0.13321969077502704,0.1342346054033432,0.13444363787227295,0.13995449167367718,0.13995652792582788,0.14014334446997612,0.14046074625918095],"n_dims_used":45,"mean_confidence":0.9174869113498264},"coverage":{"mean_confidence":0.9174869113498264,"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}}