{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005009},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003127","490:4900005670","496:4960011463","490:4900005546","490:4900007141","490:4900002361","490:4900002056","466:4660002281","490:4900006771","488:4880004071","466:4660000069","490:4900002791","493:4930004986","490:4900005010","466:4660000019","490:4900002050","490:4900005929","490:4900005015","493:4930004583","490:4900002500","470:4700009049","490:4900004189","490:4900001094","490:4900008875","466:4660013180"],"twin_admin_codes":[470,490,496,490,490,490,490,466,490,488,466,490,493,490,466,490,490,490,493,490,470,490,490,490,466],"twin_sims":[0.49422846197962916,0.4182753220619161,0.408979517809538,0.39898196307665906,0.33167632644591205,0.2919645514245966,0.2910028011121132,0.27971468781093956,0.2648614608557376,0.26384131806558087,0.25455836866991,0.24988746856742552,0.24430218233508383,0.23759136137597073,0.21744278333960404,0.20583946681746434,0.2002031646242385,0.198338892202512,0.18543250970659844,0.18412059780308412,0.18379950703022935,0.17993836441947236,0.17959283274549728,0.17809739757283738,0.17799032282528934],"twin_dists":[0.15419087209211096,0.17147518928447586,0.17367188257619795,0.17605913767280237,0.19294958328319212,0.20379313294679988,0.20406604074441145,0.20731037145757625,0.21170325275304386,0.21201049790279072,0.21484122708313144,0.21629032031990983,0.21804602630679687,0.22019016102166328,0.22687697782784072,0.230918058369395,0.23293724142489605,0.23361370900853828,0.23842241451993124,0.2389241831319164,0.2390473744338369,0.2405407974996832,0.240675544384382,0.2412608477273471,0.24130288969899136],"n_dims_used":45,"mean_confidence":0.9164098951551649},"coverage":{"mean_confidence":0.9164098951551649,"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}}