{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001813},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000948","492:4920003472","491:4910001355","491:4910000947","492:4920005911","492:4920005332","492:4920006814","491:4910000908","491:4910001518","491:4910001147","491:4910001972","492:4920003888","492:4920004978","491:4910000490","491:4910002218","492:4920006681","491:4910001931","492:4920006806","492:4920005702","491:4910001409","492:4920005413","491:4910000439","492:4920006871","492:4920006775","491:4910001870"],"twin_admin_codes":[491,492,491,491,492,492,492,491,491,491,491,492,492,491,491,492,491,492,492,491,492,491,492,492,491],"twin_sims":[0.1057504454300043,0.08748399549634153,0.08632131311288677,0.0780535605272038,0.0728595019818563,0.06597372542972259,0.06341146246055916,0.061904768938009225,0.05442620938888445,0.052226559424906165,0.051934698168866214,0.049975734444339365,0.04851913875016796,0.04682912701954825,0.04517641489121749,0.04324338349950167,0.04310512084709409,0.04292783194095745,0.04207850156310799,0.03962013982768803,0.0358314392646633,0.03466221649164538,0.03449502864205705,0.03352089165661624,0.03301714912648112],"twin_dists":[0.27530164160299636,0.28668447440351125,0.2874705838620685,0.2933185904606376,0.29725216447829794,0.30283314724064264,0.30503149665343415,0.30635836542713873,0.31336695100560874,0.3155797241332097,0.3158791118704418,0.31792561990713925,0.31949107749998934,0.3213573487596709,0.3232377504349629,0.32551174405441846,0.3256776457419278,0.32589103120602114,0.32692369171339375,0.33001501845733966,0.3351129014763488,0.336778596927599,0.3370206691865501,0.33845133921329673,0.33920511990596275],"n_dims_used":45,"mean_confidence":0.8988477918836806},"coverage":{"mean_confidence":0.8988477918836806,"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}}