{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000200},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000402","500:5000000550","500:5000000125","500:5000000159","500:5000000163","500:5000000131","500:5000000617","500:5000000294","500:5000000245","500:5000000250","500:5000000020","485:4850007341","500:5000000198","500:5000000201","500:5000000458","485:4850006984","485:4850007590","485:4850006775","500:5000000167","500:5000000243","485:4850006837","500:5000000157","500:5000000512","500:5000000558","500:5000000246"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,485,500,500,500,485,485,485,500,500,485,500,500,500,500],"twin_sims":[0.791692590724214,0.7786052174633733,0.7370865529519582,0.7246901239162147,0.6684052884075212,0.6644082683893648,0.6618462126723486,0.649618521199136,0.643840538245238,0.6353662030984509,0.6302474951909108,0.6200239871572706,0.6153416329021395,0.608516936399173,0.5999575368299891,0.5867496584479571,0.5845896838960186,0.5819899551937204,0.5778424889799441,0.5771727080504552,0.5717226178250957,0.5698650637547495,0.5673834450747822,0.5653439865986228,0.5623808164718763],"twin_dists":[0.08876844831420916,0.09188124654904953,0.10144352363063855,0.10422557168650746,0.11657789939119223,0.11744251319849532,0.11799610828062766,0.12063235396367282,0.12187517590999135,0.12369530741967989,0.12479345945735308,0.12698472436702185,0.12798768832603344,0.12944917065020284,0.13128202422326213,0.13411162120054018,0.13457467192521802,0.1351321529670725,0.13602192958876527,0.13616567185017894,0.137335910204481,0.13773502291279782,0.13826844808080568,0.13870703560388348,0.13934461849452728],"n_dims_used":45,"mean_confidence":0.9203731113009983},"coverage":{"mean_confidence":0.9203731113009983,"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}}