{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010753},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010836","490:4900010669","490:4900010758","490:4900010754","490:4900009438","490:4900011089","490:4900011164","490:4900011973","490:4900010424","490:4900009845","490:4900011229","490:4900010759","490:4900010499","490:4900009646","490:4900012118","490:4900010837","490:4900010776","490:4900010668","490:4900010230","490:4900010065","490:4900010997","490:4900011247","490:4900009660","490:4900010585","490:4900008669"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7247842814163953,0.47137622372061716,0.37187885320277114,0.23350872247021073,0.1942363096044252,0.1673001570645299,0.16609218852283453,0.13599602150682255,0.13423223529639763,0.13415837725578295,0.13102144138281907,0.12615775533717025,0.12020086550721742,0.11835028599729765,0.11309233880240335,0.09737015058476577,0.09734280014081488,0.0935157544315037,0.09011555172391475,0.08557139957140585,0.08500190774039758,0.08388877480227598,0.08284342649771924,0.07613347455192675,0.07608773560804587],"twin_dists":[0.10420454399565869,0.15928551017365858,0.182674562141611,0.22151393827635832,0.23511800613425585,0.24559438843503972,0.24609157773224755,0.259432514547125,0.26027987066153735,0.26031553529982443,0.2618441210274185,0.26426966683583025,0.267339056654934,0.2683161977046196,0.27115793979791325,0.28031449233232714,0.2803313962973994,0.2827344238669107,0.28493542154971935,0.2879820943628982,0.28837293133615816,0.2891429325270393,0.28987350619590424,0.2947474083628782,0.29478179687090167],"n_dims_used":45,"mean_confidence":0.8919509887695313},"coverage":{"mean_confidence":0.8919509887695313,"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}}