{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000726},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850000821","485:4850000822","485:4850000871","485:4850000920","485:4850000818","485:4850000561","485:4850000769","485:4850000681","499:4990001858","470:4700000992","474:4740000229","485:4850000560","485:4850001027","485:4850001075","485:4850000824","485:4850000921","487:4870011953","488:4880000426","500:5000010559","478:4780002380","478:4780000391","477:4770001721","485:4850000633","499:4990002885","485:4850001078"],"twin_admin_codes":[485,485,485,485,485,485,485,485,499,470,474,485,485,485,485,485,487,488,500,478,478,477,485,499,485],"twin_sims":[0.6563701175510699,0.629629111895384,0.5600629521213955,0.5232169605433162,0.47324212168609664,0.4470866495701159,0.41469100059161845,0.36383861691956504,0.33970217911198264,0.33704984634641877,0.32179552281780116,0.32082034572731166,0.31955866251908105,0.3041530517720028,0.2895914549500448,0.2890692575910805,0.2755711567137153,0.2618148576623317,0.2598345755650292,0.25464150522904627,0.2509986070504358,0.2477451671578142,0.24734469345814286,0.245025614322433,0.2242821733124054],"twin_dists":[0.11917786328930442,0.12492607210443385,0.13984365756282202,0.14782421887217354,0.1588666154069357,0.16479254261701143,0.17231967147401456,0.18468178304547356,0.19084798403338038,0.19153950392953104,0.1955755369888769,0.19583711738853407,0.19617621181165287,0.20037947766863026,0.20446750014557297,0.20461633551703035,0.20852111559056744,0.212623034299951,0.21322449044164365,0.21481558875270923,0.21594404755808366,0.2169607333675151,0.21708646969869505,0.21781717382968852,0.22456273963091555],"n_dims_used":44,"mean_confidence":0.9108718525279652},"coverage":{"mean_confidence":0.9108718525279652,"n_dims_used":44,"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}}