{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001710},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003063","485:4850000669","477:4770001606","488:4880000963","500:5000005543","488:4880000772","496:4960004484","477:4770001497","477:4770001671","485:4850001072","500:5000005359","485:4850001788","485:4850007329","499:4990001089","485:4850001957","499:4990002559","477:4770000752","477:4770001027","500:5000006418","477:4770001268","477:4770001489","485:4850008060","477:4770000931","485:4850001068","500:5000001396"],"twin_admin_codes":[499,485,477,488,500,488,496,477,477,485,500,485,485,499,485,499,477,477,500,477,477,485,477,485,500],"twin_sims":[0.33888728976969845,0.27570968299078813,0.26998989197671086,0.21866881931170207,0.21690802352736863,0.21486710228089528,0.21065352892539424,0.2097502913906185,0.2079616647620171,0.1943669367658509,0.1879362044145955,0.18408205194848934,0.18370813342761594,0.18247595359757646,0.1689575173611031,0.16870455816225335,0.16617999349416973,0.16514769943805624,0.1646190705767961,0.1620998194883122,0.15998315441707228,0.15983102773073296,0.15706759804118664,0.1569393163572322,0.156586913102249],"twin_dists":[0.1910601328072046,0.2084804591586139,0.21016972828296845,0.22645857499211205,0.2270599691521375,0.2277611643115012,0.2292231748370976,0.2295391521690632,0.230167604348915,0.23506977100684584,0.2374717061857385,0.23893896382896493,0.23908245900928196,0.23955678360794577,0.24491642332930244,0.24501958932948117,0.24605535025960806,0.24648214148765427,0.2467014439065472,0.24775361574943092,0.24864685156802427,0.24871137925437256,0.24989140655446881,0.24994655127184517,0.25009820916450987],"n_dims_used":45,"mean_confidence":0.9228045145670573},"coverage":{"mean_confidence":0.9228045145670573,"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}}