{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002448},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002292","490:4900003034","490:4900001969","490:4900012916","494:4940005653","490:4900005766","466:4660003649","494:4940008294","466:4660003771","466:4660007793","466:4660008249","490:4900003059","490:4900001541","466:4660004126","490:4900004153","487:4870002636","490:4900002123","490:4900002896","487:4870002638","490:4900001876","490:4900003591","490:4900002887","466:4660013685","496:4960006357","490:4900004403"],"twin_admin_codes":[490,490,490,490,494,490,466,494,466,466,466,490,490,466,490,487,490,490,487,490,490,490,466,496,490],"twin_sims":[0.6074524473122591,0.48331529803041534,0.2776550294539181,0.24368153377781232,0.19739856157248353,0.1423312661955395,0.13435998229269802,0.13382415414513024,0.12611705420100816,0.11669918508002146,0.11561780477817002,0.1127973924046712,0.10722707669681772,0.10629847959177315,0.09967068906982593,0.09810034405885094,0.09144640511490257,0.08195239630594495,0.0759961555120854,0.0747067524842746,0.07398476187730928,0.07201694860583925,0.06865870112335476,0.06661700955572188,0.06358068505790491],"twin_dists":[0.1296771076933298,0.15661442102255327,0.2079108285243542,0.21824271270814388,0.2339565833754637,0.25645512825744704,0.26021821884901847,0.26047710988817385,0.26429026109142356,0.269197935139919,0.26978062413175186,0.27132033462390315,0.27445072730081477,0.274984764088875,0.278905794800459,0.27986456790936853,0.2840662464360612,0.29050206947984747,0.29485070083422316,0.29582801459236885,0.2963812134685499,0.2979114534793352,0.30060304589317843,0.3022921993852089,0.3048840891135038],"n_dims_used":45,"mean_confidence":0.9177346971299913},"coverage":{"mean_confidence":0.9177346971299913,"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}}