{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003078},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002632","490:4900002486","490:4900003088","490:4900002026","490:4900000564","490:4900001725","490:4900000671","490:4900001427","490:4900003618","490:4900002766","490:4900000798","487:4870004559","490:4900000673","466:4660000016","490:4900007628","490:4900007385","487:4870001779","490:4900002185","490:4900001293","490:4900001168","490:4900005788","490:4900001294","490:4900002932","487:4870001962","496:4960007149"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,487,490,466,490,490,487,490,490,490,490,490,490,487,496],"twin_sims":[0.655726411129946,0.6213254313411003,0.615135570662274,0.5316632648006425,0.5259504286030408,0.5251796613503515,0.5170469182576166,0.4963375502406793,0.4201562007490934,0.4166455166915621,0.40625224064530147,0.4052020138172625,0.4041212760968545,0.3974803097361498,0.39587791020067986,0.3917256730173417,0.39171165773956207,0.38981398893517655,0.38434879697491703,0.3841529291611396,0.3790968439224492,0.3787107269201002,0.37626911669812046,0.37622407815889003,0.37193302339056156],"twin_dists":[0.11931665111722062,0.12670589729914436,0.1280318209216643,0.14598550407253136,0.14722844927017295,0.14739637034984482,0.14917165127764706,0.153724332465737,0.17103328289536357,0.17185879219102715,0.17432049872031502,0.17457078490211483,0.17482864492756542,0.17642003130572323,0.1768058269053236,0.1778088926944974,0.17781228673885274,0.17827236579670852,0.17960329778079295,0.17965116340773832,0.18089083280581897,0.1809858292023355,0.18158763194507074,0.18159875079444243,0.18266111243427166],"n_dims_used":45,"mean_confidence":0.9156461927625869},"coverage":{"mean_confidence":0.9156461927625869,"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}}