{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003655},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003093","480:4800003720","480:4800003179","480:4800003180","480:4800002631","480:4800003048","494:4940002267","480:4800003091","480:4800002586","480:4800003181","480:4800003092","480:4800002962","480:4800002587","480:4800002638","480:4800003006","480:4800002825","480:4800003089","480:4800002963","480:4800003135","480:4800002640","480:4800003090","480:4800003227","480:4800003427","480:4800002635","480:4800002977"],"twin_admin_codes":[480,480,480,480,480,480,494,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8402024158535301,0.5546672247846911,0.480547300163938,0.472340641540438,0.45495442541781494,0.4507051178293892,0.44543094764793745,0.44225005614485635,0.4318401131399903,0.3853389539581211,0.35060638719656284,0.3464615652524848,0.3413514109064283,0.33154764545257803,0.32808485696584544,0.3245368281861806,0.32238627352375165,0.3092064984631733,0.3052252962473307,0.30416111282188557,0.29212760895824286,0.2854653332918892,0.28447849438471967,0.2815470112866054,0.27426799716363653],"twin_dists":[0.0766396920412773,0.14100648871542326,0.15723178688989078,0.159068929133862,0.16299719308998992,0.16396539516481215,0.16517186323834715,0.16590212139497276,0.16830649906400527,0.1793615037712171,0.18803485442072215,0.18909862622410595,0.19041945601144716,0.1929835028163451,0.19389899892720733,0.1948425743232749,0.19541729023277443,0.19898754616087488,0.20008302656527793,0.20037724671499374,0.20374691646384008,0.20564793037114645,0.2059317669627621,0.20677844393069866,0.2089041975001849],"n_dims_used":43,"mean_confidence":0.9222383720930233},"coverage":{"mean_confidence":0.9222383720930233,"n_dims_used":43,"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}}