{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001408},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001463","480:4800001678","480:4800002127","480:4800001286","480:4800001686","480:4800001340","480:4800001349","480:4800001575","480:4800002066","480:4800002063","480:4800001964","480:4800001626","480:4800001633","480:4800001458","480:4800002069","470:4700004546","480:4800001791","480:4800001289","480:4800001100","480:4800001623","480:4800002540","480:4800001465","470:4700005509","477:4770003907","480:4800002443"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,470,480,480,480,480,480,480,470,477,480],"twin_sims":[0.49897599230775264,0.4047086096888065,0.37055486140989513,0.2927509098600025,0.2713424118635142,0.22170486031394626,0.20527003583463665,0.20152326732632658,0.20090752996485003,0.18982388221207178,0.18980908359759313,0.1886918212152052,0.1884508076535347,0.17774535113955006,0.17644271286418226,0.1755241255874513,0.17372812940012025,0.17030072182229328,0.1590677834570965,0.1584112026255131,0.14950711217175378,0.14576521889487362,0.14232975732604802,0.1409341578284882,0.13702537850869306],"twin_dists":[0.15314149451458978,0.17468847109024832,0.18300359307863062,0.20357039111931877,0.20976830450580727,0.22542920798854035,0.2311203199926794,0.23246085216768725,0.23268278687945101,0.23676076805688062,0.23676632223742197,0.2371865280543581,0.23727740221183138,0.2413991433242587,0.2419125626842611,0.24227623698228073,0.2429912213301785,0.2443704667609944,0.24903580130009373,0.24931579332765694,0.2531993856745389,0.2548823155657722,0.2564558255088238,0.25710310293989963,0.2589417924582744],"n_dims_used":43,"mean_confidence":0.9223358686580214},"coverage":{"mean_confidence":0.9223358686580214,"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}}