{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960008183},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960009389","496:4960009388","496:4960009580","496:4960009483","496:4960009091","496:4960009674","496:4960008296","496:4960009673","496:4960009766","496:4960010107","496:4960011393","496:4960010181","496:4960008694","496:4960009584","496:4960009765","496:4960008988","496:4960008596","496:4960003239","496:4960010270","496:4960009190","496:4960009576","496:4960010356","496:4960010271","496:4960009193","469:4690003386"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,469],"twin_sims":[0.5065194759864206,0.45517769686379195,0.3681512787888412,0.34005652318450547,0.32978521163041824,0.28632940780155836,0.2835361434101537,0.2717361248381204,0.2473383293820342,0.2380497687116221,0.2256640148717795,0.21952918687605197,0.21934504653603965,0.21365185895796765,0.20881990909762208,0.20355894823454235,0.1959104574661908,0.19397386200609937,0.18555738009258202,0.18433227614400782,0.18295837096565043,0.17607995625022485,0.17590739490560542,0.1728954862643772,0.15696380643899094],"twin_dists":[0.15147981452864562,0.162946412941247,0.1836024140281859,0.1907558191612975,0.19344879741371318,0.2053998875261554,0.20620336185912017,0.20965168378437193,0.21708846887589858,0.22004245515033308,0.22410090569554003,0.22616590119742794,0.22622847598262855,0.22818081937104234,0.22986559418503139,0.23173041830696836,0.2345015104907054,0.23521498520069326,0.23837478552870162,0.238843052316156,0.23937080984706183,0.24205601876375432,0.24212433391197802,0.2433244873070869,0.2499360211284028],"n_dims_used":45,"mean_confidence":0.917002699110243},"coverage":{"mean_confidence":0.917002699110243,"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}}