{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008605},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009480","490:4900010091","490:4900006615","490:4900004658","490:4900008274","490:4900007944","490:4900010789","490:4900004659","490:4900001939","490:4900009572","490:4900011032","490:4900011603","490:4900010077","490:4900010297","490:4900008502","490:4900009690","490:4900010365","490:4900007971","490:4900008159","490:4900002404","490:4900011985","490:4900008829","490:4900008716","490:4900002106","490:4900002572"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.06280316875760755,0.05671948011172739,0.05458755809346592,0.03841575398269362,0.035308614153810806,0.028606613256636083,0.02118007867445137,0.019414996724241844,0.016224594771061925,0.016123510029856146,0.014423666347507304,0.012641351269384251,0.012533924225451059,0.012138790553201436,0.012124659482692186,0.008957427465098958,0.008185706294469573,0.007984392373890528,0.007685347916770263,0.006746168704779236,0.006212297501948161,0.00595245988297648,0.005898148723604329,0.005843664529254421,0.005684029107515228],"twin_dists":[0.30556404744374976,0.3111375074397554,0.3132075762985484,0.33158905652806464,0.33585192455361057,0.3462619144751617,0.3606067157321525,0.3646541413166047,0.3728654230418019,0.3731480406351796,0.3781504811615375,0.38398867553289595,0.38436338050461305,0.3857665428488461,0.38581746972320835,0.39883404987952054,0.4026262347188526,0.40366806666351673,0.40525999851235467,0.41064910341817756,0.41402163393858876,0.4157586714539304,0.4161303724616491,0.41650637483927366,0.41762655278898847],"n_dims_used":45,"mean_confidence":0.9273546006944444},"coverage":{"mean_confidence":0.9273546006944444,"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}}