{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011261},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011189","490:4900011191","490:4900011113","490:4900011526","490:4900011725","490:4900011190","490:4900011534","490:4900012196","490:4900012064","490:4900011921","490:4900011025","490:4900011118","490:4900011729","490:4900011192","490:4900009974","490:4900012209","490:4900011665","490:4900011266","490:4900011528","490:4900011604","490:4900011269","490:4900011601","490:4900011119","490:4900011469","490:4900011670"],"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":[0.7690767933403543,0.6324371383884888,0.5686869210233488,0.5514375146890018,0.5066476098154206,0.3805830050595308,0.361408430402164,0.3509151754167214,0.3274335088767919,0.32618741924058736,0.3149378800621496,0.30339147520560494,0.2915853500180313,0.2716096726579904,0.2553061944391936,0.2361030037850557,0.23015696632146723,0.22932103211271382,0.22895334921712077,0.22833623939496556,0.2265220861897856,0.22334380492801245,0.22176798545777582,0.21865858107931566,0.20618619573583682],"twin_dists":[0.09411455838228257,0.1243238003397991,0.13798823211517863,0.14170333230628823,0.151451647175606,0.1805256287417882,0.18529285309069105,0.1879558683913935,0.19407179627443105,0.19440290361157048,0.19742458850367986,0.20059040439761588,0.2039006718424308,0.2096891285027202,0.2146107971260936,0.22067101844254555,0.22261212564240163,0.22288765510535286,0.22300905585130323,0.22321310179260176,0.22381506910077298,0.22487743801302984,0.2254079058417232,0.22646206240901495,0.2307950877545977],"n_dims_used":45,"mean_confidence":0.9146519978841146},"coverage":{"mean_confidence":0.9146519978841146,"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}}