{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001571},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001166","490:4900001051","490:4900004185","490:4900001722","490:4900001710","490:4900001708","490:4900001572","490:4900001331","490:4900001165","490:4900002190","490:4900003895","490:4900002032","490:4900002178","490:4900003896","490:4900002193","490:4900001201","490:4900004149","490:4900001999","490:4900002343","490:4900004323","490:4900001848","490:4900003755","490:4900001453","490:4900003330","490:4900002333"],"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":[0.8483891877811666,0.7769730011012986,0.7528740848815444,0.71278062647783,0.7048471051385475,0.6949877697378436,0.6845781604760378,0.6550773498815943,0.6511214711682273,0.6493413542260994,0.6492147337773462,0.6263945201820206,0.6147461568697559,0.6118483492027995,0.6112981390530167,0.6075001432475755,0.6021558073890267,0.6004374306294249,0.5971437164202904,0.5940064274030133,0.5893034536889111,0.5883075582859327,0.5804983351094817,0.5606390446279896,0.5586015907407512],"twin_dists":[0.07447501849858233,0.09226568713012465,0.09785631666988263,0.10687361737940827,0.10862576215238498,0.11079154453680923,0.11306578599921457,0.11945656799533942,0.12030879686898839,0.12069200970725136,0.1207192613870808,0.12561956729576543,0.1281152209760169,0.1287357980686766,0.12885362099856043,0.12966689468906567,0.13081127677733778,0.13117925491384363,0.13188464359982555,0.13255664078147963,0.13356427988625597,0.13377770842106135,0.1354520977569644,0.13971959815240362,0.1401584355876031],"n_dims_used":45,"mean_confidence":0.9170172797309027},"coverage":{"mean_confidence":0.9170172797309027,"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}}