{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000935},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000227","490:4900000938","490:4900000933","490:4900000267","490:4900000707","490:4900000917","490:4900000279","490:4900000418","496:4960008589","490:4900001881","490:4900001198","490:4900000575","490:4900004031","490:4900000923","490:4900000181","490:4900000231","490:4900000033","490:4900000898","490:4900000576","490:4900002347","490:4900004321","490:4900000479","490:4900000269","490:4900001880","490:4900000618"],"twin_admin_codes":[490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7859030936291357,0.687060156861938,0.6186876913470524,0.6028108101503676,0.5139566005733277,0.5131096539779874,0.5005942092030548,0.49250114889103824,0.46724547748691425,0.4600097553046951,0.45398893267136853,0.43388336181933346,0.4079239973473907,0.40676344996923386,0.40347845032066476,0.3937991673077452,0.39025331264008306,0.3899670069285441,0.3889480347296452,0.37023242991255156,0.3655160575397041,0.3613452984444649,0.35549755414836987,0.35398349766238435,0.3513613295165335],"twin_dists":[0.09015231426381837,0.11252459681027008,0.1272709901918731,0.13067101686727978,0.14984797134658645,0.15003350201636606,0.15278445591082254,0.1545733919625021,0.1602148553573193,0.1618496238580239,0.16321688665691814,0.16783276864405564,0.17392268448503245,0.1741987734405167,0.17498216729756028,0.17730738103064045,0.17816576114874355,0.17823522863069105,0.17848266030087118,0.18308381016111666,0.1842611943594289,0.18530875536719948,0.18678795198501894,0.18717297207875203,0.18784180917087848],"n_dims_used":45,"mean_confidence":0.917160881890191},"coverage":{"mean_confidence":0.917160881890191,"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}}