{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011269},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011595","490:4900011118","490:4900011113","490:4900011729","490:4900011336","490:4900011191","490:4900010786","490:4900011529","490:4900011115","490:4900011601","490:4900011530","490:4900011035","490:4900011799","490:4900012137","490:4900011864","490:4900011194","490:4900011189","490:4900011526","490:4900011119","490:4900011186","490:4900011731","490:4900011261","490:4900011664","490:4900010702","490:4900011725"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.49419727217054843,0.4505134662192798,0.4353599430785547,0.39317184888754536,0.3846530227297855,0.33686416962399696,0.3312605820115985,0.32836220627158524,0.3231256216921762,0.3033332187994009,0.28195238623186053,0.2785430125963926,0.2760499779390534,0.26908968134143746,0.253679634148766,0.24985297747496968,0.24940687154378086,0.24673184532155373,0.24551135133966778,0.2454108965702988,0.22946108933199608,0.2265220861897856,0.21340130334187732,0.20965405022129957,0.20159375799615048],"twin_dists":[0.15419777572951984,0.1640091423279127,0.16749097830047974,0.17745897944027406,0.17952897501168916,0.191588023540513,0.19305919697431514,0.19382547784955753,0.19521946598628195,0.200606551777922,0.2066610463224805,0.2076516213486025,0.20838063815612204,0.2104375973212094,0.2151125440205468,0.21630108477990184,0.2164403974535768,0.21727913837457427,0.2176637587172934,0.2176954702900045,0.22284144513151619,0.22381506910077298,0.2282675431671172,0.22957287445378377,0.2324354744787295],"n_dims_used":45,"mean_confidence":0.9087312486436632},"coverage":{"mean_confidence":0.9087312486436632,"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}}