{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004829},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004876","489:4890004784","477:4770001509","489:4890004395","489:4890004343","489:4890004344","489:4890004775","489:4890004825","489:4890004828","489:4890004820","489:4890004919","489:4890004967","477:4770001681","489:4890004625","489:4890004688","489:4890004774","477:4770002413","489:4890005138","489:4890004393","489:4890004830","489:4890004906","489:4890004996","489:4890004690","477:4770002549","472:4720003506"],"twin_admin_codes":[489,489,477,489,489,489,489,489,489,489,489,489,477,489,489,489,477,489,489,489,489,489,489,477,472],"twin_sims":[0.787615819946238,0.7094858247022107,0.6279527561375147,0.599965520321785,0.5702037251997617,0.5662003037446073,0.5589927225149853,0.5451252332684549,0.5451025091720628,0.5385718088715256,0.5355920863222017,0.5284852954411303,0.5140835501961145,0.5138881578517724,0.5129297550429983,0.509726007125245,0.5000083352539036,0.4951748600467713,0.49446336290026377,0.4829561583278553,0.4808474570986587,0.4798659086538999,0.4788115668744112,0.47592486446840526,0.4757185225013751],"twin_dists":[0.0897440875870023,0.10760236662288149,0.12528551544831606,0.1312803145436368,0.13766224782046535,0.13852286055805474,0.14007417432848743,0.1430671939242295,0.14307210865308712,0.14448610451282898,0.14513233562694433,0.14667657958089292,0.14982016855195057,0.1498629614574173,0.15007292023092536,0.1507754912783804,0.15291368417815365,0.1539814537773792,0.15413888254548702,0.15669445958257003,0.15716478662408884,0.15738393477822987,0.1576194947368124,0.15826529588155752,0.15831150651635847],"n_dims_used":44,"mean_confidence":0.9195782921530984},"coverage":{"mean_confidence":0.9195782921530984,"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}}