{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010787},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010697","490:4900010611","490:4900011919","490:4900010528","490:4900011743","490:4900010184","490:4900004939","490:4900010350","490:4900010703","490:4900011108","490:4900011256","490:4900010880","490:4900010789","490:4900011255","490:4900012058","490:4900010864","490:4900011328","490:4900009680","490:4900010966","490:4900011985","490:4900010534","490:4900010696","490:4900009683","490:4900009681","490:4900010780"],"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":[0.5212136763247419,0.4326881864446143,0.4046001579656177,0.22072727700794165,0.1860674627500307,0.17281071661744862,0.17107106450749238,0.13051959413439707,0.13022673140726182,0.12986036515380314,0.10574346227819773,0.10430221121893171,0.1037610773641,0.10250433627879978,0.10105407903730756,0.09861302329408371,0.09759737846357244,0.09551634233035149,0.09498545677436639,0.09459597785287667,0.09316616458268757,0.0899181145313756,0.0875633269163113,0.08387389855749693,0.08285989507778528],"twin_dists":[0.14826129192139595,0.16810976252762475,0.17471434746866926,0.22575962101647948,0.23818045970298451,0.24335848071820335,0.24405874786716442,0.26209121504749744,0.26223574291145907,0.26241689058903817,0.2753056875418725,0.276145212378296,0.2764627540803154,0.2772052311521343,0.2780709203369898,0.27955023737859636,0.2801741979267726,0.28146878316037743,0.28180258825235716,0.28204841667194785,0.28295777314842685,0.2850652314289211,0.2866311404597339,0.2891532781182937,0.28986193967433826],"n_dims_used":45,"mean_confidence":0.9162745157877604},"coverage":{"mean_confidence":0.9162745157877604,"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}}