{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002314},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003204","490:4900003208","490:4900002165","490:4900003209","490:4900003464","490:4900003336","490:4900004165","490:4900001704","490:4900003199","490:4900002753","490:4900003617","490:4900002757","490:4900004580","490:4900003083","490:4900001539","490:4900002001","490:4900001875","490:4900003218","490:4900004156","490:4900004009","490:4900001839","490:4900001337","490:4900000833","490:4900001300","490:4900003058"],"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":[0.26858698305156276,0.22651875927683288,0.20514537852977613,0.20441879647195388,0.19714943137901705,0.17870192543878557,0.1759915457683254,0.15893507752784158,0.15561926259859474,0.14975360975275717,0.14967947568710716,0.14922459796779888,0.14856257261251615,0.14335436108978394,0.13752508390941787,0.13650632295382448,0.1346117383194493,0.13271926415517504,0.13146434698150142,0.1284448588901757,0.1236010977090642,0.12278046434964862,0.12262122818326646,0.11959766362643119,0.11949844077932925],"twin_dists":[0.21058742295528318,0.2238161759573992,0.2311646494069765,0.2314233970728542,0.2340476133708129,0.2410238212045016,0.24209101354663373,0.24909232439650872,0.25051592698451086,0.2530896185648306,0.2531226169803673,0.2533253553795908,0.2536212348498706,0.25598361369584843,0.2587045639568532,0.25918889377919263,0.2600968479236458,0.2610134185633818,0.26162664016705256,0.2631204278054852,0.2655732160467922,0.26599597270146885,0.2660782537243284,0.26765628703351496,0.2677085864712796],"n_dims_used":45,"mean_confidence":0.9170445760091146},"coverage":{"mean_confidence":0.9170445760091146,"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}}