{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850001796},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850001793","485:4850002122","485:4850001562","485:4850001224","485:4850000907","485:4850000961","485:4850000611","485:4850000146","485:4850001061","485:4850002660","485:4850000945","485:4850000338","485:4850000494","485:4850001176","485:4850001880","479:4790000010","499:4990001421","485:4850001653","470:4700004792","485:4850002026","485:4850000495","488:4880000201","479:4790001018","485:4850001806","485:4850001634"],"twin_admin_codes":[485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,479,499,485,470,485,485,488,479,485,485],"twin_sims":[0.8608001341449659,0.6667193190900992,0.6073121316223321,0.5094538407637221,0.5043497167376341,0.49397095262483587,0.4875869809471995,0.4850812045921311,0.47208324983757255,0.45804130188712355,0.45535179693232364,0.43075256251993543,0.4116017267993881,0.4052184359248592,0.4035457572423707,0.40012812968065237,0.38597619373282854,0.385607128146851,0.38131039388938304,0.38039224879216377,0.3782035740772212,0.377479735793917,0.36960722371690885,0.36657223863387983,0.3560712891595647],"twin_dists":[0.07110979454589006,0.11694274615483385,0.12970715310657246,0.15083522843409453,0.15195707620028898,0.15424787371010765,0.15566383323508962,0.1562211367651235,0.15912671758289623,0.16229592355875466,0.16290682247872804,0.1685590186507451,0.17305004986677136,0.174566869021017,0.1749660876317338,0.17578409510535256,0.1792060476555868,0.1792960671799357,0.1803471337118149,0.18057246592593504,0.1811106754717369,0.18128900437127043,0.18323945293284893,0.1839968739858227,0.18664227439819012],"n_dims_used":45,"mean_confidence":0.9192409939236111},"coverage":{"mean_confidence":0.9192409939236111,"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}}