{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010586},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010416","490:4900010757","490:4900010673","490:4900011160","490:4900010500","490:4900010847","490:4900010918","490:4900010501","490:4900010508","490:4900010678","490:4900011844","490:4900010671","490:4900011510","490:4900010415","490:4900011228","490:4900010593","490:4900010919","490:4900010927","490:4900007899","490:4900011082","490:4900010775","490:4900010504","490:4900011087","490:4900010776","490:4900010854"],"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":[0.6117316406030348,0.5858843243883077,0.555272901310704,0.5120924174868727,0.476204780223755,0.4277294609117736,0.4223127906975605,0.4090212506668392,0.38517558689766074,0.366113804585324,0.35592748369872146,0.3147082884338657,0.3139766887411096,0.3117096618029422,0.2692944378880974,0.2600456425334638,0.2553813966755351,0.2533312730319401,0.2422581600034702,0.23954116640128875,0.2351413771565752,0.22714746153759072,0.22551569108340824,0.22232054531801296,0.22198117167042408],"twin_dists":[0.12876079039587196,0.13429711629769317,0.14087587733829057,0.15025643765444271,0.15820261872763924,0.16926232402149494,0.17052762811095504,0.17366197231784775,0.17940137722386196,0.184111554841669,0.18667877679168854,0.19748688554680882,0.1976855689758581,0.19830291268984027,0.2103766207703405,0.21316024785248772,0.21458764851191064,0.21522026881189826,0.21869501206141587,0.2195631818524596,0.22098275421245167,0.22360719925573144,0.2241503877132457,0.22522161219357995,0.2253359941621938],"n_dims_used":45,"mean_confidence":0.8856828477647569},"coverage":{"mean_confidence":0.8856828477647569,"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}}