{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002443},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002240","477:4770002243","477:4770002375","477:4770002655","477:4770003426","477:4770002808","477:4770002809","472:4720004297","477:4770003125","477:4770003036","477:4770002245","477:4770003026","477:4770002963","489:4890004952","467:4670003565","477:4770002810","477:4770002951","500:5000004480","499:4990000780","472:4720004227","478:4780005344","489:4890004315","472:4720007911","472:4720004153","477:4770002582"],"twin_admin_codes":[477,477,477,477,477,477,477,472,477,477,477,477,477,489,467,477,477,500,499,472,478,489,472,472,477],"twin_sims":[0.602966299032719,0.28935653483130547,0.27652517280181693,0.21164571223487755,0.2078172194126342,0.19147860527341007,0.11997820757375179,0.11075108743073996,0.10938499143981902,0.09878136943868464,0.09599550124103466,0.09385133697235808,0.07944793196533335,0.07936059752191954,0.07865831579591316,0.07065953469904807,0.07033069432121711,0.0657270814033277,0.06145912399395419,0.05912281361239417,0.058962708039525,0.05878605136206835,0.058376806208668565,0.05815234687608084,0.05806916840864562],"twin_dists":[0.13063772132748205,0.2045344366462119,0.20824137187877464,0.22887714025131137,0.23021851710554606,0.23614161990063465,0.2674560129016755,0.2724561246494723,0.27322342530759347,0.2794473016231853,0.28116875375688366,0.28252064256024273,0.29229859315809004,0.29236205542712157,0.292874422782658,0.298986878954009,0.2992499248110964,0.3030416959166114,0.30675589466260533,0.30887956300419395,0.3090276082653957,0.3091913424697087,0.30957221382592137,0.3097820460427526,0.3098599736385498],"n_dims_used":45,"mean_confidence":0.923110114203559},"coverage":{"mean_confidence":0.923110114203559,"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}}