{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001362},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001534","477:4770001536","477:4770001481","477:4770001076","477:4770001014","477:4770001304","477:4770001009","477:4770001424","477:4770001423","485:4850006740","500:5000001282","477:4770001066","477:4770001697","477:4770001482","477:4770001418","485:4850006741","500:5000001705","485:4850006895","477:4770001069","477:4770000891","477:4770001182","477:4770001120","477:4770001527","477:4770000834","500:5000001794"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,485,500,477,477,477,477,485,500,485,477,477,477,477,477,477,500],"twin_sims":[0.772993218427013,0.7557650641043796,0.6254520695530202,0.6128562450764087,0.5941319903234814,0.5786624923341539,0.5450964897025845,0.5413472053617241,0.5371636173067023,0.5364219979157779,0.5360552128077101,0.5344909971679482,0.5211175649780346,0.4610844537454594,0.4601461690558003,0.45755022187399175,0.45712680179742027,0.45475694941129413,0.45317214194457084,0.42708563159850915,0.4119627794466961,0.3956048210863036,0.39044280518688707,0.389169166738142,0.3881242906125512],"twin_dists":[0.09319976426466202,0.09719345582792782,0.1258215801076861,0.12851996052162679,0.13252974311315546,0.13584596796991555,0.14307341053973172,0.1438848047399722,0.14479142047211643,0.14495227679914957,0.14503184821743792,0.14537131544611595,0.1482822710812045,0.16160624917076033,0.16181872060590655,0.1624073713651828,0.16250349875498282,0.16304211398906682,0.16340287757219663,0.1694123697317255,0.17296456560209744,0.17687164771876338,0.17811979696136837,0.1784289381207824,0.1786829087420404],"n_dims_used":45,"mean_confidence":0.9223745557996962},"coverage":{"mean_confidence":0.9223745557996962,"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}}