{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004611},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006915","490:4900007040","490:4900004342","490:4900007163","490:4900004748","490:4900006914","490:4900004343","490:4900007042","490:4900006672","490:4900007041","490:4900009824","490:4900010031","490:4900006554","490:4900004613","490:4900009926","490:4900007162","490:4900006551","490:4900010487","490:4900004742","490:4900010583","490:4900004612","490:4900004059","490:4900007044","490:4900005812","490:4900010656"],"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":[0.5370771084677499,0.5055548011195344,0.2393932382185482,0.20502428354854446,0.11964537692996959,0.11303919958105438,0.0915413179416318,0.06046404772621981,0.028634008530733678,0.024658921635118715,0.017011422391157445,0.016060284123362408,0.0109419443110706,0.009718198897053436,0.009102263142021165,0.008911120448499775,0.007181402395899825,0.005842301795604079,0.004536560368625875,0.0036254911069652724,0.0026519180358296913,0.0023367795013381513,0.0018765278697541682,0.00185463051193815,0.001821878336570883],"twin_dists":[0.14481018188730213,0.15169193747874415,0.2196106329372643,0.23120772967761316,0.2676311496070839,0.27118717364757317,0.28400464254516916,0.3076521475166287,0.34621528360212106,0.35342169931239487,0.3707169476937739,0.3733256032723887,0.39027885359181785,0.39537151484200134,0.3981551123329546,0.3990531914027859,0.4080730212645,0.41651581974141616,0.4266366502918626,0.4354095413531525,0.44735953332130024,0.4521043232763601,0.4602152289528302,0.46064522738926755,0.46129718583098495],"n_dims_used":44,"mean_confidence":0.8968793695623224},"coverage":{"mean_confidence":0.8968793695623224,"n_dims_used":44,"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}}