{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002073},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001917","490:4900002226","490:4900003118","490:4900001244","490:4900002227","490:4900001781","490:4900001105","490:4900003800","490:4900001367","490:4900002246","490:4900002533","490:4900001916","490:4900001630","490:4900004491","490:4900002684","490:4900002677","490:4900001774","490:4900001239","490:4900005959","490:4900001775","490:4900001634","490:4900001640","490:4900002680","490:4900001368","490:4900001108"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3981166786352266,0.3131072097119005,0.12411537167587176,0.09800761320045599,0.0753583901396102,0.07011414012785483,0.06930941116224988,0.05200759636380147,0.050749555712830734,0.05019349215937451,0.04399840107468072,0.04349944613409507,0.043254196166136974,0.042719417522802706,0.0404718740761212,0.03978878563557677,0.03710145825503434,0.03708268203761237,0.03657888828610068,0.03516892950348855,0.033497697601226215,0.032654427791401826,0.032114047822876045,0.031226819589849877,0.030143618243645753],"twin_dists":[0.1762670162792906,0.19792203937733596,0.2653093706717009,0.2799215600078236,0.295332414470288,0.2994236963841067,0.30007328588690085,0.31580420307318274,0.3171093745864827,0.3176948656552506,0.3246135835340338,0.3252056681499144,0.32549878872295906,0.3261428294697856,0.3289261075728278,0.32979785148080965,0.333355149161189,0.33338076159701646,0.3340721238180121,0.33605094590986906,0.33848583298989754,0.3397539831409411,0.34058141123252084,0.34196610757064283,0.34370306084676455],"n_dims_used":45,"mean_confidence":0.9137480841742621},"coverage":{"mean_confidence":0.9137480841742621,"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}}