{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001596},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000719","499:4990002793","477:4770000822","499:4990000401","477:4770001140","485:4850000132","500:5000001172","468:4680010361","467:4670000319","477:4770002204","499:4990002807","499:4990002315","500:5000001067","485:4850006964","500:5000003419","477:4770003723","477:4770000898","496:4960004940","500:5000003449","499:4990002052","485:4850007529","499:4990002795","499:4990001122","467:4670000834","485:4850000174"],"twin_admin_codes":[477,499,477,499,477,485,500,468,467,477,499,499,500,485,500,477,477,496,500,499,485,499,499,467,485],"twin_sims":[0.33965637893546674,0.33122813650613137,0.3098586093464322,0.30642446665934264,0.2767352204707013,0.26091130426568465,0.2569259332472635,0.2556616755307939,0.25247994253996775,0.24323991956025984,0.23859533394336638,0.23693275808567044,0.22330629475337602,0.22247752812255514,0.2185757028537718,0.21680356614987906,0.21114108687424035,0.1992480325950475,0.19916793677568737,0.19759222710602523,0.19601623378910002,0.19540362007264095,0.19078974594712894,0.18717573820133215,0.18661344135502012],"twin_dists":[0.19085990042190587,0.19306775460667208,0.19880888420493753,0.19975219626227875,0.20817985941455022,0.2128971081367753,0.21411316369551964,0.21450141161618655,0.21548392545996037,0.2183828593746587,0.2198669070158109,0.22040269878787427,0.224890036003928,0.22516874237666193,0.22649029699335732,0.22709574920647793,0.22905299589832984,0.23328327386314154,0.23331234353604655,0.23388587457747415,0.2344626818993665,0.23468776338412647,0.23639891486376732,0.23775952709124895,0.2379728729431906],"n_dims_used":45,"mean_confidence":0.9224640740288629},"coverage":{"mean_confidence":0.9224640740288629,"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}}