{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004529},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004257","490:4900004383","490:4900004393","490:4900010385","490:4900010192","490:4900004533","490:4900009288","490:4900002869","490:4900003426","490:4900009712","490:4900003969","490:4900011127","490:4900010283","490:4900004104","490:4900004259","490:4900001527","490:4900010640","490:4900003826","490:4900003973","490:4900008853","490:4900009601","490:4900004258","490:4900004394","490:4900010195","490:4900010109"],"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":[0.5115102860676337,0.48973854138990824,0.4415417770743858,0.3343910435710274,0.3000622404282866,0.29672690546982405,0.27416343577338487,0.26683308141006123,0.2645178696885891,0.250543732396042,0.24062027563555546,0.230040870080215,0.22998785983169845,0.22905958794382927,0.2227219658130843,0.21626311821973057,0.2120649493206561,0.20509380194252952,0.1885958286741653,0.1846912093259587,0.18147951642385207,0.17824555231597358,0.17417351329767963,0.17224829529046712,0.1710892387840184],"twin_dists":[0.15038406679790778,0.15518600473401803,0.16606500115734593,0.19223566769774,0.20151610690716856,0.20244954668341938,0.20893498309425554,0.21111152675724382,0.21180665243017652,0.21608568507471854,0.21921760954393682,0.22265035219914225,0.22266781090955867,0.22297396495363722,0.22508646839994545,0.22728105578551275,0.22873125743428688,0.2311829959609053,0.2372227122941143,0.2387056323713379,0.2399420161039608,0.24120270564438273,0.2428134243872683,0.2435843195016517,0.24405140581693235],"n_dims_used":45,"mean_confidence":0.9244722154405381},"coverage":{"mean_confidence":0.9244722154405381,"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}}