{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007172},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006065","490:4900007287","490:4900006800","490:4900006795","490:4900006429","490:4900005022","490:4900004064","490:4900006802","490:4900007648","490:4900006432","490:4900007290","490:4900006443","490:4900004763","490:4900007168","490:4900004881","490:4900004879","490:4900007546","490:4900007663","490:4900007289","490:4900004056","490:4900005036","490:4900004057","490:4900007285","490:4900007530","490:4900005023"],"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":[0.397272397762815,0.16604834010939598,0.16184207852377283,0.15173729492683913,0.10164545922929935,0.08432599143913244,0.0771315542512904,0.0764580653164112,0.0685370588669809,0.058277498915302046,0.05526687867243236,0.04774104710609941,0.04562362287388382,0.0414168121545532,0.03985548707514001,0.03188012362230906,0.02874166849873784,0.025355227975788507,0.024802467076880268,0.02300554185693921,0.020435349403038452,0.018817110900787554,0.018511165940468987,0.01834444679924305,0.017456500771660426],"twin_dists":[0.1764700480856354,0.2461096743320962,0.24786192839990068,0.2522110764450779,0.2777167485004997,0.2888395248487059,0.29400112091227054,0.2945038441219312,0.30070253060436497,0.3096649675034353,0.3125408145954123,0.3203434580287211,0.322723317969204,0.3277404439043691,0.32971217393070446,0.34094328970674115,0.34603240069998387,0.3520902063989277,0.3531445721460165,0.35671867444124894,0.3622771507142482,0.3660981271557808,0.36685260759606864,0.3672683505062851,0.36953996321424293],"n_dims_used":45,"mean_confidence":0.8967861599392362},"coverage":{"mean_confidence":0.8967861599392362,"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}}