{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002137},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001039","491:4910002042","491:4910000964","491:4910002232","491:4910002230","491:4910002231","491:4910002237","491:4910000966","491:4910001423","491:4910001164","491:4910002881","491:4910001775","491:4910001886","491:4910001094","491:4910001835","491:4910001713","491:4910001831","491:4910001370","491:4910001225","492:4920001478","491:4910001893","491:4910002342","491:4910002282","491:4910001362","491:4910002343"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,491,491],"twin_sims":[0.4009909887137092,0.3823984049468589,0.3798398058521144,0.3342368375299613,0.3181437013167353,0.2866443165579791,0.2858894828874041,0.2765088668724021,0.2718827209955449,0.2707487857032914,0.2615941794035351,0.25981951205819165,0.2497495051795376,0.2476662239537503,0.24112355894820522,0.21842728622733867,0.2030697918430014,0.19352906604525175,0.18271850627857864,0.18095864940269454,0.17601372197418122,0.17068954876763398,0.16867326292507037,0.15895363003147325,0.15788553256475873],"twin_dists":[0.17557727317097604,0.18008045062634181,0.18070817357328092,0.19227613599397247,0.19655739771553876,0.20530960098379814,0.20552611692403736,0.20824614826443608,0.20960828751698868,0.20994433847505983,0.21268991755990033,0.2132290765855006,0.21633338355619508,0.21698550875846834,0.21905678285873903,0.2265408768694185,0.23190547571899875,0.23537955374878478,0.23946323529006275,0.2401439837845657,0.2420822345481094,0.24421300196701737,0.24503236039937465,0.24908442031048442,0.24954056992918539],"n_dims_used":45,"mean_confidence":0.8977191501193577},"coverage":{"mean_confidence":0.8977191501193577,"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}}