{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002958},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960011057","490:4900002516","470:4700006098","490:4900002215","466:4660008222","490:4900002366","496:4960011950","490:4900002946","496:4960010676","490:4900002947","478:4780002791","490:4900002365","478:4780002792","496:4960011637","490:4900002061","496:4960011056","496:4960010752","466:4660008072","496:4960006940","496:4960011295","466:4660003091","490:4900003765","466:4660003250","498:4980005310","488:4880006020"],"twin_admin_codes":[496,490,470,490,466,490,496,490,496,490,478,490,478,496,490,496,496,466,496,496,466,490,466,498,488],"twin_sims":[0.4805233413396125,0.3499226534656495,0.34296259300801507,0.3318316597002076,0.3312646059147268,0.32786570232019024,0.31912022182031696,0.29665404016016306,0.29530146093110266,0.2770371299753076,0.2645063902519194,0.2526109896490737,0.24188137988055947,0.23118481411682804,0.18563602026854578,0.17677773286876727,0.1756693443312816,0.17396333810617715,0.16869615631121257,0.16510379042218928,0.16104561185341382,0.15439933931336794,0.14378810548845894,0.13877902436645656,0.12876564732003615],"twin_dists":[0.15723713549018178,0.18820987868235844,0.19000188261906367,0.19290864796139132,0.19305813568569077,0.19395711772597865,0.1962942246095164,0.2024700076503821,0.20285035786600683,0.20809149513964975,0.2118101084763541,0.2154433034292811,0.21881502751707813,0.22227424343408567,0.23834480157322352,0.2417802616999981,0.24221865392089245,0.24289728567193797,0.2450230178189637,0.24650033787274755,0.2481974272513744,0.25104526217775863,0.25578446784118863,0.25811209754932796,0.2629604773939991],"n_dims_used":44,"mean_confidence":0.9143720973621715},"coverage":{"mean_confidence":0.9143720973621715,"n_dims_used":44,"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}}