{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005165},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004889","490:4900005553","490:4900005423","490:4900007036","490:4900005952","490:4900006442","490:4900005154","490:4900004604","490:4900005953","490:4900005299","490:4900004476","490:4900005955","490:4900005301","490:4900005690","490:4900007038","490:4900002972","490:4900005300","490:4900003111","490:4900004337","490:4900006328","490:4900002971","490:4900006081","490:4900003638","490:4900002968","490:4900004196"],"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":[0.622573882835914,0.4979644219235227,0.4607785694665437,0.45545280347072625,0.44758135145940825,0.4305091095403243,0.4069239526394645,0.4015052208621176,0.3874620247119148,0.3816976439810611,0.36798447047531396,0.3613187240669122,0.35032367319332236,0.3476684875197294,0.3469050450611049,0.33937226331788806,0.32912347321579205,0.3254901963851852,0.3221028383302317,0.3181273652474974,0.2985035983780845,0.29578036493029214,0.2950064897321062,0.29387163550529954,0.2937628768730509],"twin_dists":[0.1264383958533998,0.15336484930379896,0.16167549877173867,0.16288385605870015,0.16467931012269144,0.1686155817004621,0.17416056978716282,0.17545411080278725,0.17884404796073605,0.18025217271823324,0.18364404435854237,0.1853154495963015,0.18810720273996007,0.1887881811000235,0.18898448792699032,0.19093384152355383,0.1936238531949268,0.19458847314967773,0.19549319491774553,0.19656180416523772,0.2019515529991962,0.20271557112498143,0.2029334412155082,0.20325354946680593,0.2032842653624126],"n_dims_used":45,"mean_confidence":0.9012218899197049},"coverage":{"mean_confidence":0.9012218899197049,"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}}