{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000010},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000277","477:4770000707","477:4770000548","477:4770000502","477:4770000109","477:4770000279","477:4770000613","477:4770000746","477:4770000157","477:4770000550","473:4730001698","477:4770000462","477:4770000534","485:4850004084","477:4770001073","466:4660008915","477:4770000437","473:4730001482","477:4770000537","477:4770000644","500:5000001896","499:4990003220","500:5000001174","478:4780006251","485:4850001169"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,473,477,477,485,477,466,477,473,477,477,500,499,500,478,485],"twin_sims":[0.7006919556396763,0.6803037653489068,0.454908508301452,0.4355073218319319,0.40828696377512697,0.4019133798021396,0.2790271516607028,0.2744032320693529,0.2729960508789664,0.2727058328930853,0.2503249523676483,0.24285120700430454,0.24254974796133277,0.23614378481583229,0.23060956071296734,0.2281336771328046,0.22482058910322347,0.22094139024158072,0.21917156444070715,0.2183003519300284,0.2161875220331307,0.2156567304438267,0.20521706818946503,0.2008747861246395,0.19737229613920884],"twin_dists":[0.10954001444688688,0.11399634513465179,0.1630076374607897,0.1674568893694344,0.1738364078391415,0.17535640450682316,0.20751051041686966,0.20886439150152886,0.2092791822017176,0.20936489223165974,0.21615386664540973,0.2185063537933041,0.2186022157100007,0.2206578165994658,0.222463222957456,0.22328015803022697,0.22438256795547168,0.22568716940199313,0.22628746109851341,0.2265841539492472,0.22730700074582455,0.2274893432128115,0.2311391535784148,0.23269460208279125,0.23396617678529935],"n_dims_used":45,"mean_confidence":0.9195897420247395},"coverage":{"mean_confidence":0.9195897420247395,"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}}