{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003216},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001452","490:4900003897","490:4900002028","490:4900002482","490:4900002333","490:4900002491","490:4900002495","490:4900003888","490:4900002480","490:4900004172","490:4900003330","490:4900001202","490:4900002343","490:4900001199","490:4900007981","490:4900003623","490:4900001863","490:4900002608","490:4900003222","490:4900003356","490:4900001453","496:4960012140","490:4900005934","490:4900001722","490:4900003752"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490],"twin_sims":[0.7305064314308147,0.7281938316107952,0.6760514488556641,0.6650106874554654,0.6630170759992168,0.6456691720445268,0.6423269789012448,0.6281525335382125,0.5826595998019974,0.5663424717951127,0.5395468721212731,0.5373217536268596,0.5090287891624675,0.5013941138970148,0.48581723659107656,0.4816049321925113,0.48068853026184083,0.4798611129899836,0.4722621211576539,0.46827220476782294,0.44979845982237543,0.4448530147122887,0.43677290942274133,0.43590291842215345,0.4321349946383455],"twin_dists":[0.10292374794632576,0.10344207597965689,0.11492037017506095,0.11731227748577414,0.11774317208592788,0.12148201900295107,0.1222004768670934,0.1252426831493382,0.1349885382356341,0.13849228660720686,0.14427478692482387,0.1447571265293791,0.1509285385322683,0.15260808582177343,0.1560573463070212,0.1569957638494781,0.15720026021321917,0.15738500584569715,0.1590865570698478,0.15998360004045484,0.16417241388292203,0.16530439390308493,0.16716434572440725,0.1673654099880051,0.16823807460025827],"n_dims_used":45,"mean_confidence":0.9161268446180556},"coverage":{"mean_confidence":0.9161268446180556,"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}}