{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001296},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001241","477:4770001643","477:4770000938","477:4770001700","477:4770001699","477:4770001754","500:5000001786","477:4770001753","500:5000001698","500:5000001335","477:4770001000","477:4770001582","477:4770001417","500:5000001336","500:5000001697","477:4770001422","477:4770001077","500:5000002236","500:5000001380","477:4770001657","500:5000001383","477:4770001778","500:5000001696","477:4770001770","500:5000001332"],"twin_admin_codes":[477,477,477,477,477,477,500,477,500,500,477,477,477,500,500,477,477,500,500,477,500,477,500,477,500],"twin_sims":[0.9651462599780086,0.9325431853228382,0.7138896679274513,0.6569912936361929,0.6267013731724353,0.6119395021099634,0.5841215531999714,0.5832439608882249,0.5723498255955242,0.5610998805500452,0.5382070900899424,0.5328730866429735,0.5304787132929419,0.5227147622057517,0.5213067255386232,0.49645055385643694,0.4942784843920183,0.4767408090159985,0.47576887808066465,0.46946695180851217,0.4627515555532309,0.46182586626548167,0.45893165760328364,0.4570363001647598,0.4526116039856894],"twin_dists":[0.0345942458857684,0.04853895151431689,0.10662795941800683,0.11904390896432926,0.12555378936974249,0.1287162782547975,0.13467504387320708,0.13486322379473567,0.13720118011270835,0.13962037131236774,0.14456516589631146,0.14572264665829338,0.14624299188475512,0.1479337514213835,0.14824098202060698,0.1536993516775076,0.15417980025920122,0.15808262768997489,0.1583002286944903,0.1597147181954976,0.16122911638678167,0.16143846710076382,0.16209397185350705,0.1625240491530895,0.16353058873660134],"n_dims_used":45,"mean_confidence":0.9222176445855035},"coverage":{"mean_confidence":0.9222176445855035,"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}}