{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003912},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004219","480:4800004567","480:4800004218","480:4800004302","480:4800004220","480:4800005504","480:4800005587","480:4800004653","480:4800004306","480:4800005589","480:4800004303","480:4800004138","480:4800004480","480:4800003827","480:4800004816","480:4800004729","480:4800004135","480:4800004386","480:4800004137","480:4800005588","480:4800005334","480:4800005166","480:4800004217","480:4800005583","480:4800005801"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.9289388657188633,0.7452236532573171,0.7287555762409943,0.6482633257557041,0.6445510445495967,0.6242699162928564,0.6174258621047823,0.5941340898246283,0.5513193918292939,0.5429189555408801,0.5175859080698584,0.5160594867702251,0.4878955488447894,0.46077144586885754,0.4579080151616704,0.37873038310226614,0.37339002837286694,0.3725408118956802,0.35779667296462714,0.3507395216847187,0.33000696124947215,0.3160087093087757,0.30893952917400525,0.29482206261512295,0.26993175963855937],"twin_dists":[0.04986650940217247,0.09960126843844029,0.10331625903422438,0.12092400004817515,0.12172243521599817,0.12607494475187414,0.12754128002908638,0.1325292933669739,0.1417288306939889,0.1435445340776308,0.14905379374888097,0.1493876440091732,0.15559526596051018,0.16167711168787083,0.1623261679655216,0.1809809920561181,0.18229972049542092,0.18251027328173222,0.1862049079240513,0.1880007950221915,0.19339017911663742,0.19713437085565064,0.19906075139976961,0.20298541297967276,0.21018700959530964],"n_dims_used":42,"mean_confidence":0.9164678482782274},"coverage":{"mean_confidence":0.9164678482782274,"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}}