{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000165},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000516","500:5000000204","485:4850007344","500:5000000169","500:5000000237","485:4850008912","485:4850006684","485:4850007134","500:5000000619","485:4850008777","500:5000000407","500:5000000298","485:4850007482","500:5000003454","485:4850006781","500:5000000166","485:4850008378","500:5000001417","500:5000004323","500:5000004335","500:5000000260","500:5000002657","500:5000001048","485:4850004907","500:5000000986"],"twin_admin_codes":[500,500,485,500,500,485,485,485,500,485,500,500,485,500,485,500,485,500,500,500,500,500,500,485,500],"twin_sims":[0.33140660782255854,0.3231131687810765,0.3106037991399004,0.27687017375252343,0.2606916466838285,0.24075885887674559,0.2229161535586147,0.20281182445019996,0.19711777891648535,0.19649082969384038,0.19175465856808982,0.19162504639278002,0.1770075117918024,0.1678237734974157,0.16714040824203646,0.1593412522224806,0.1562370782165874,0.15222638980782247,0.14749777949235843,0.14549077162352847,0.14535407889904475,0.13740525207843993,0.13725917862653728,0.13692055697435274,0.13595154581970187],"twin_dists":[0.19302068775855674,0.19522279586739677,0.19860498464097046,0.20814035338971196,0.21296382660467988,0.21917330282345468,0.2250211507074928,0.23199791267397368,0.2340591846022443,0.23428864477647549,0.23603869282823542,0.23608700613239933,0.24168962401795152,0.2453796759430481,0.245659990875912,0.24891943162113156,0.25024900850353027,0.2519957632018982,0.2540991710459411,0.25500700106546764,0.2550691676064042,0.2587613936693834,0.2588307185205736,0.2589916372072125,0.2594537799187136],"n_dims_used":45,"mean_confidence":0.9191663953993056},"coverage":{"mean_confidence":0.9191663953993056,"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}}