{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003328},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001597","490:4900002767","490:4900001165","490:4900004017","487:4870002285","490:4900003460","496:4960008133","490:4900002771","490:4900004295","490:4900003480","490:4900001560","490:4900002320","490:4900003074","490:4900002021","490:4900002327","490:4900002472","490:4900001470","490:4900003995","490:4900001733","487:4870002367","487:4870002284","490:4900004302","487:4870002283","496:4960004810","496:4960004661"],"twin_admin_codes":[490,490,490,490,487,490,496,490,490,490,490,490,490,490,490,490,490,490,490,487,487,490,487,496,496],"twin_sims":[0.7847922764142794,0.6429980566341699,0.5304407547212538,0.4925407165288956,0.4789840484300676,0.45499396607939946,0.44509145568257685,0.42670442176863466,0.4187625831388214,0.40897299178993296,0.40500692357606244,0.3980022799220656,0.3926475850358037,0.3824855730695365,0.37048824974147215,0.36827781737011434,0.36817481850352773,0.36769448374211394,0.36481811316234675,0.36329204091911815,0.35380212754469437,0.35299991646277157,0.34964137883609087,0.3479830653182905,0.34046687641351814],"twin_dists":[0.09041656456595837,0.12205625834623464,0.14625124499818096,0.154564625170513,0.1575809477277618,0.1629881994248374,0.16524970702695052,0.16950125538802766,0.1713606279299015,0.17367343234360522,0.17461730994472466,0.17629451521815828,0.17758575975190108,0.1800591005714799,0.18302016242014135,0.18357084009604732,0.18359653998345007,0.18371643877400573,0.1844360731290086,0.18481903876759728,0.18721915112794538,0.18742355139214398,0.18828193221225845,0.1887073586151607,0.19064915066306518],"n_dims_used":45,"mean_confidence":0.9178695678710938},"coverage":{"mean_confidence":0.9178695678710938,"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}}