{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012104},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011641","490:4900011081","490:4900011386","490:4900011458","490:4900008340","490:4900011828","490:4900011387","490:4900011779","490:4900012178","490:4900007786","490:4900011318","490:4900011100","490:4900008790","490:4900009948","490:4900011080","490:4900011176","490:4900012184","490:4900012033","490:4900008782","490:4900010999","490:4900011635","490:4900011246","490:4900010025","490:4900011710","490:4900012093"],"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":[0.3253925166161396,0.3131496719924276,0.29901969047899263,0.19729023101337925,0.16828880602607893,0.12538872432767362,0.12488831501928803,0.11837679347024536,0.11454113241633165,0.11433216532004965,0.10115369122124554,0.09976964271668648,0.09326597268115151,0.08758756207387768,0.08643661723065078,0.07785922935226758,0.07244121594625184,0.07045791637134766,0.06979466631770913,0.06886009822606781,0.06879909444089793,0.06206265073191399,0.0589262176476443,0.05780724557141807,0.05740727411670133],"twin_dists":[0.19461448872515652,0.1979104823267257,0.20180722247394495,0.23399615664107384,0.24518939014895494,0.2646596420562579,0.2649143754982626,0.2683021190038186,0.27036495085747425,0.2704788495475013,0.27801115031059037,0.2788457762180625,0.28289393943734936,0.2866148549949213,0.2873922498552644,0.2934619058975333,0.2975786929076312,0.2991480392688915,0.2996808520107765,0.3004386486462418,0.30048840373684205,0.30621809306630454,0.3090613962429537,0.3101059644662147,0.3104833861895781],"n_dims_used":44,"mean_confidence":0.8886124870993874},"coverage":{"mean_confidence":0.8886124870993874,"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}}