{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003052},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003205","470:4700007558","470:4700007467","489:4890002913","479:4790000134","489:4890002571","470:4700007743","489:4890003046","470:4700008185","489:4890003204","470:4700007835","470:4700008116","470:4700007549","470:4700008189","489:4890002802","489:4890001743","470:4700008521","489:4890002396","470:4700008121","489:4890002313","489:4890002804","489:4890003123","489:4890001929","479:4790000175","489:4890002960"],"twin_admin_codes":[489,470,470,489,479,489,470,489,470,489,470,470,470,470,489,489,470,489,470,489,489,489,489,479,489],"twin_sims":[0.6119763320060373,0.5826519752760189,0.5501299857613683,0.5230491128192445,0.5046011019001577,0.47390489701315264,0.4662736469970239,0.4476019625262239,0.43831832357578365,0.4296127387091038,0.42049106783190676,0.41839416181682176,0.41655449649713805,0.38989363346350137,0.37938053144892747,0.37426089416511527,0.3720122599589194,0.3661786188353063,0.362868802973824,0.36100492720433436,0.35411298735491603,0.3335888210888168,0.33145916505300466,0.32837391867078364,0.3243399927258553],"twin_dists":[0.12870839135252135,0.1349901733530764,0.1419856289027081,0.14786082481891696,0.1519017532317143,0.15871795432230615,0.1604339065257064,0.1646745934758338,0.1668075745699757,0.1688239538214987,0.17095469502504812,0.1714472432874149,0.17188023429182936,0.17825303537304293,0.18082106701571302,0.1820840447940792,0.18264144083624587,0.18409533667605069,0.18492539375480369,0.1853945156771032,0.18714000992659155,0.1924463060816647,0.1930068298944824,0.19382237382418704,0.19489508848049672],"n_dims_used":44,"mean_confidence":0.9097279635342684},"coverage":{"mean_confidence":0.9097279635342684,"n_dims_used":44,"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}}