{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012921},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012370","490:4900012919","490:4900012723","490:4900012443","490:4900012724","490:4900012447","490:4900012725","490:4900012918","490:4900012440","490:4900012588","490:4900012448","490:4900012368","490:4900012252","490:4900012860","490:4900013285","490:4900012594","490:4900012593","490:4900012926","490:4900012658","490:4900000856","490:4900013129","490:4900013185","497:4970001946","490:4900013218","490:4900012920"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,497,490,490],"twin_sims":[0.3870875202840525,0.3238617657927602,0.2790709398565917,0.23749509133810381,0.22640464823685744,0.2171561017219755,0.1974982930523639,0.16169529066183336,0.15368122590658093,0.1531619828737163,0.1505230672876695,0.13244313903642166,0.1307995084820404,0.1294343546864036,0.12393297047265613,0.12067084580409619,0.12022677844486904,0.1189465398554952,0.11431946470596772,0.09401859323438122,0.09185920405467539,0.08838510338560578,0.08227544331251244,0.0782835702980728,0.07624155174982325],"twin_dists":[0.17893522810817797,0.19502274955191432,0.2074977549178681,0.22022120430635503,0.22385414697928954,0.22697504072362285,0.2339201646436133,0.24792367023037545,0.25135829112471986,0.251585300075753,0.2527478274932147,0.26114797269971696,0.2619533057116924,0.26262801488900656,0.2654028552642358,0.2670927309092911,0.26732545603905256,0.26800009596968827,0.27048577725008033,0.282414317788387,0.2837986833552263,0.28608091228689275,0.29027355232590707,0.29314933297642415,0.2946662173671411],"n_dims_used":44,"mean_confidence":0.9100848111239347},"coverage":{"mean_confidence":0.9100848111239347,"n_dims_used":44,"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}}