{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000904},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000676","500:5000001245","485:4850007126","500:5000001093","500:5000001150","500:5000001377","500:5000001904","500:5000001997","470:4700008675","500:5000000797","477:4770000572","467:4670000527","500:5000000860","485:4850003396","479:4790000017","485:4850006507","500:5000002022","500:5000002141","485:4850003476","500:5000000595","477:4770003714","485:4850003394","475:4750003045","500:5000001329","477:4770002472"],"twin_admin_codes":[500,500,485,500,500,500,500,500,470,500,477,467,500,485,479,485,500,500,485,500,477,485,475,500,477],"twin_sims":[0.48637136299180755,0.4198418835116433,0.37151317484218915,0.3669756021085561,0.3128211544143822,0.30229242277453694,0.29194256368527016,0.262941630484092,0.2502923909264568,0.23647890423718324,0.23192453697715312,0.21641047060553417,0.21336583997927658,0.2056925885853826,0.2036685167808107,0.2023772655152815,0.19430556024342632,0.1870833059286885,0.18464942422227035,0.16301247591784085,0.16163750170093136,0.15270147931029174,0.15062150220141324,0.13764049072766807,0.13384168205249622],"twin_dists":[0.1559340859614681,0.17110707218089538,0.18276538037850137,0.18389602896874183,0.19799991893706445,0.20089534160046552,0.20379936625086842,0.21228208096893447,0.21616401749073122,0.2205493864159015,0.22203168776359597,0.22723050131621073,0.22827982351809128,0.23097019279028316,0.23169124590518764,0.23215381005669075,0.23509243197403132,0.23779456668763346,0.23872162039836667,0.24737108341025282,0.24794798854839714,0.2517871013973217,0.2527041958179027,0.2586498677884805,0.2604686287855062],"n_dims_used":45,"mean_confidence":0.9216695997450087},"coverage":{"mean_confidence":0.9216695997450087,"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}}