{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000023},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000608","490:4900000001","490:4900000718","490:4900000143","496:4960008167","490:4900000835","490:4900000606","496:4960008056","490:4900000235","496:4960006512","490:4900000285","496:4960008282","490:4900000144","490:4900000077","490:4900000100","496:4960007158","490:4900000510","490:4900001082","496:4960007438","490:4900000122","496:4960007930","496:4960006900","490:4900000622","490:4900000583","496:4960008286"],"twin_admin_codes":[490,490,490,490,496,490,490,496,490,496,490,496,490,490,490,496,490,490,496,490,496,496,490,490,496],"twin_sims":[0.48021174667184996,0.4448777741965228,0.3749372367953545,0.3564210990512108,0.3323505744842459,0.3303482008489805,0.3284916097663098,0.31921714672827833,0.3000936545448618,0.29564820861005436,0.29250657882758885,0.2741270167120581,0.2669942799774621,0.25750392480412765,0.25484722809800087,0.25363660899608437,0.2514292344768605,0.2485736700659128,0.24504585445975566,0.2386658247227337,0.23737411399964228,0.23394349345279966,0.2261273754246566,0.22591118021706738,0.2245054121866352],"twin_dists":[0.1573067040286934,0.1652987147480459,0.1819167141089361,0.1865535132641446,0.1927719730681013,0.1933000165205937,0.19379118666189235,0.19626812799517526,0.20150734420317898,0.20275275343719817,0.2036395616289209,0.20894570750514568,0.21106326804333383,0.21393606740197174,0.21475216907686973,0.21512584373080357,0.2158101109643959,0.21670102242900605,0.21781077727699677,0.21984424406645459,0.22026022635868342,0.2213722483411701,0.22394646383961367,0.22401849729616677,0.22448800166210114],"n_dims_used":45,"mean_confidence":0.9150678846571181},"coverage":{"mean_confidence":0.9150678846571181,"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}}