{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010565},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008779","490:4900008658","490:4900008109","490:4900010566","490:4900008228","491:4910005663","490:4900011690","490:4900009840","490:4900010225","490:4900009929","490:4900010024","490:4900007774","491:4910005662","490:4900011577","490:4900007773","490:4900008439","490:4900012162","490:4900008894","490:4900010915","490:4900010835","490:4900010480","490:4900007894","490:4900008107","490:4900008212","490:4900008780"],"twin_admin_codes":[490,490,490,490,490,491,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3055870037038951,0.29123053519686737,0.28753110538021026,0.2780231760515082,0.2513637730503073,0.24198608167207,0.2227520228381575,0.19032171123839686,0.18718371683543264,0.17616985075274808,0.16962527066164929,0.1626148813777569,0.153930865799927,0.15261021223957985,0.14911367167565742,0.14407642745746016,0.14006694782613074,0.1390148034642025,0.13476791150619838,0.12563604538198503,0.11128418052099401,0.10944197204512085,0.10639964241193446,0.10004165896091384,0.09377074051576095],"twin_dists":[0.19998315874360698,0.20400137016359837,0.20505567155262452,0.20780330329278254,0.2158304617726345,0.2187816648044803,0.22507635582622829,0.23657410013690233,0.23775650308792637,0.2420204494004577,0.24464462138425874,0.24753754054127314,0.25124935064658904,0.2518271493539587,0.25337486415006877,0.25565233662688464,0.25750772205366357,0.25800114290220855,0.2600216428524408,0.26453402815755256,0.27215868410850036,0.2731912730446684,0.2749264098452226,0.27868102941724415,0.2825719310745044],"n_dims_used":45,"mean_confidence":0.8857069227430555},"coverage":{"mean_confidence":0.8857069227430555,"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}}