{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003585},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003990","490:4900004275","490:4900003042","490:4900002598","490:4900004282","490:4900004128","490:4900002746","490:4900003041","490:4900002298","490:4900001670","490:4900003718","490:4900003179","490:4900007621","490:4900003310","490:4900003183","490:4900004830","490:4900003721","490:4900004960","490:4900003700","490:4900002288","490:4900004957","490:4900003579","490:4900004138","490:4900002581","490:4900002614"],"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":[0.8624265517564831,0.7208738920651312,0.6961103665111386,0.6734341768905909,0.6708645222952732,0.6516893715447045,0.5831420458067236,0.5777765446280116,0.5693798006478751,0.5642616403104245,0.5629910924655325,0.5311933446867335,0.5280764084050343,0.5244093866284754,0.4587246287689656,0.4501083876239582,0.44520744239877036,0.4368529341671048,0.4352926414820986,0.4242493963867646,0.42040591588886894,0.4131704630605015,0.4122675330670898,0.3988751780925798,0.3912735008190126],"twin_dists":[0.0706606234003024,0.10507657730636104,0.11054555332755187,0.11548829390114312,0.11604531691683884,0.12018650659903436,0.1348850785083594,0.1360360813040955,0.13783930966453808,0.13893987387071918,0.1392132707924033,0.1460876369217327,0.14676555984716555,0.14756423919198927,0.16214091786901003,0.16410163004037712,0.16522310930990786,0.1671458591316698,0.16750654679286306,0.17007447658054825,0.170974676293054,0.17267886656649864,0.17289243635115628,0.17608478089197332,0.17791842268993646],"n_dims_used":45,"mean_confidence":0.9195633782280817},"coverage":{"mean_confidence":0.9195633782280817,"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}}