{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850004256},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850003348","485:4850003100","485:4850001338","499:4990001258","500:5000005991","485:4850004251","485:4850001537","470:4700007971","485:4850003179","485:4850001393","485:4850003964","470:4700007771","470:4700008418","499:4990002275","500:5000002962","485:4850003666","485:4850002995","470:4700008884","499:4990002188","485:4850003103","470:4700003445","470:4700000634","479:4790000180","485:4850003286","499:4990003165"],"twin_admin_codes":[485,485,485,499,500,485,485,470,485,485,485,470,470,499,500,485,485,470,499,485,470,470,479,485,499],"twin_sims":[0.5341056850441587,0.36176024771933785,0.33127905578795636,0.32612737860692576,0.3245126741253676,0.3230244423031792,0.3176087714304311,0.3112294015388801,0.3034906607768491,0.30262204729966735,0.30097003298912745,0.2998068080855108,0.29125507449721094,0.28039063455242436,0.2800366391130207,0.2794340207897796,0.2772565984283152,0.2751448746046788,0.2713333628796107,0.2661626880711052,0.26609394898673705,0.2610991404826052,0.26071919813223077,0.250520326996827,0.24990913140740595],"twin_dists":[0.14545496678638462,0.18520425986912037,0.19305432464663072,0.19441887509070999,0.19484901748426153,0.1952465232040139,0.1967017546834871,0.19843402281290332,0.2005629165053092,0.2008038181579529,0.20126310150374552,0.20158737753590408,0.20399440343334854,0.20711389727351656,0.20721675551180502,0.20739203631765027,0.20802729698942063,0.20864630476437612,0.2097709861084493,0.21131241999175873,0.21133303645379617,0.21284008301099375,0.2129554562327355,0.21609297741898725,0.21628355996516452],"n_dims_used":45,"mean_confidence":0.9180485195583767},"coverage":{"mean_confidence":0.9180485195583767,"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}}