{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001680},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001973","490:4900001976","490:4900004402","490:4900002444","490:4900001832","490:4900003036","490:4900003987","490:4900001824","490:4900003310","490:4900002741","490:4900002138","490:4900004282","490:4900003994","490:4900002143","490:4900001681","490:4900004128","490:4900003700","490:4900003444","490:4900003445","490:4900001548","490:4900001975","490:4900004963","490:4900002142","490:4900004680","490:4900002898"],"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":[0.7790401635635332,0.691740438228862,0.6716580102843489,0.6379201241321211,0.601290593555938,0.5957887656403084,0.5738366346244237,0.573426472815051,0.5663448170698873,0.5603864130082712,0.5525763217937016,0.5287192249306856,0.525990795811479,0.5236608855820428,0.5181409655095515,0.4984634276688179,0.49613682191978103,0.49405136384913406,0.4878397616450518,0.47844150846346734,0.47293321171751956,0.435373813307723,0.4222014164864135,0.42136438170873025,0.4110833927629654],"twin_dists":[0.09177866714572254,0.11150229365508586,0.11587337143765895,0.12314706840593848,0.1309965539130459,0.13217485450789293,0.1368818604369948,0.13696994185358868,0.13849178225189585,0.13977399929966347,0.1414575502168424,0.14662567952674227,0.14721965628863037,0.14772741605970124,0.14893245369393832,0.1532546528460716,0.1537687098547676,0.15423007315756998,0.15560766153189873,0.15770221222643868,0.15893592775829518,0.16748776989918,0.17055371530701421,0.1707498667553791,0.17317282998925612],"n_dims_used":45,"mean_confidence":0.920337422688802},"coverage":{"mean_confidence":0.920337422688802,"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}}