{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011211},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010970","490:4900009489","490:4900008307","490:4900009197","490:4900009089","490:4900008519","490:4900009194","490:4900010472","490:4900011280","490:4900008306","490:4900008073","490:4900009299","490:4900008517","490:4900008978","490:4900008977","490:4900010805","490:4900008195","490:4900009193","490:4900010887","490:4900009287","490:4900009198","490:4900009086","490:4900008527","490:4900010285","490:4900008079"],"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":[0.7640877572417055,0.6322023299254446,0.5572074781000458,0.5422647733023898,0.5050014875517537,0.503425502722219,0.5017763565827752,0.49961913590168616,0.4945856887622642,0.4779250207165662,0.44531807454097827,0.44117163255527664,0.4376968830976721,0.4371132968716739,0.4254385740845981,0.4114474892642002,0.4017940964851627,0.38665820781368193,0.3774767345116253,0.365229064641998,0.3628087412553598,0.3573433733331399,0.3561210331074969,0.35099943052772575,0.3429223742885833],"twin_dists":[0.09527382613224408,0.12437417155857315,0.14045883666712833,0.1436861370593653,0.15181365464707028,0.15216053435944793,0.15252383298958916,0.15299955455319378,0.15411181155934445,0.157817694842885,0.16519774195448986,0.16615016198174762,0.1669509792234614,0.16708572177495795,0.16979664539768502,0.1730865777412132,0.17538495426313758,0.1790398036759841,0.18128974413029547,0.18433308367370246,0.18494049168726295,0.18631970928388325,0.18662964957450287,0.1879343227876536,0.1900122934367285],"n_dims_used":45,"mean_confidence":0.9176004197862413},"coverage":{"mean_confidence":0.9176004197862413,"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}}