{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000361},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001022","480:4800001174","480:4800001020","480:4800000746","480:4800000328","480:4800000421","495:4950001626","480:4800000559","480:4800000520","480:4800000453","480:4800000297","495:4950001278","495:4950001389","480:4800000943","480:4800001172","480:4800000902","480:4800000866","480:4800000982","480:4800001184","480:4800001021","480:4800001123","480:4800000901","480:4800001173","480:4800001016","480:4800000637"],"twin_admin_codes":[480,480,480,480,480,480,495,480,480,480,480,495,495,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6813488066716434,0.6106989890662654,0.6091607293222586,0.5454225697649449,0.4813543987790605,0.45900773350978574,0.44397398917100206,0.4349584509606671,0.4260039390655575,0.4097733064720303,0.4036520987649925,0.39345885645480433,0.3872197978232013,0.3756155068114103,0.3722096237371618,0.36863945630843525,0.3681601009235359,0.3671169794283063,0.3626652984964979,0.3597800342629485,0.35541563386313596,0.35349556131948756,0.3533077305002258,0.34807426539114705,0.3462743363811385],"twin_dists":[0.11376899915578947,0.12898192207550246,0.12931131530060475,0.14300288980946954,0.1570516584903434,0.16207672272879764,0.16550609711079278,0.16758386739926795,0.16966467059225349,0.17348345865012607,0.17494068502925048,0.17738960698330491,0.1789030178894203,0.18174905514438708,0.18259245149084447,0.18348063372845605,0.18360021255157255,0.1838606963380464,0.1849765545416104,0.18570348254126448,0.1868087623416274,0.18729723457091238,0.18734509307723507,0.1886839343495694,0.18914683644157282],"n_dims_used":42,"mean_confidence":0.9001040685744512},"coverage":{"mean_confidence":0.9001040685744512,"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}}