{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850002123},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850001567","485:4850001493","485:4850001435","485:4850001949","485:4850001883","485:4850001795","485:4850001956","485:4850001287","485:4850001808","485:4850001656","485:4850001364","485:4850001363","485:4850001235","485:4850001794","485:4850002040","485:4850002375","485:4850001799","485:4850001885","485:4850002127","485:4850001658","485:4850002376","485:4850001007","485:4850002645","485:4850001509","485:4850001494"],"twin_admin_codes":[485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485],"twin_sims":[0.862656972127801,0.7703685739729824,0.7522037427667673,0.7362880269604504,0.7192894415160982,0.7156855343170964,0.6829318605461135,0.6759276812610969,0.6589204341251458,0.658475215537607,0.6485245275738136,0.6465509406429203,0.6464428711685012,0.6463649402839982,0.6333067459517823,0.6277174810808489,0.6185001104550305,0.6104578419322689,0.6091938937931245,0.6069519665586244,0.6028605382633895,0.6013296711144887,0.6011921970877743,0.5997820593513605,0.5991808307393475],"twin_dists":[0.07059682539906519,0.09381329863181018,0.09800973812019341,0.10162359472507873,0.10542920042181977,0.1062297738682526,0.11342440800216988,0.11494724012558061,0.11862774189653309,0.11872380855609706,0.12086779525019174,0.121292382039763,0.12131562594764583,0.12133238720454018,0.1241372367331675,0.12533595714629572,0.12731117229677621,0.12903356045247857,0.12930421376217896,0.12978427418795843,0.13066036834968728,0.13098818574113047,0.13101762483466056,0.13131960317545058,0.13144835968793386],"n_dims_used":45,"mean_confidence":0.9191997951931423},"coverage":{"mean_confidence":0.9191997951931423,"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}}