{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001007},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001137","491:4910001189","491:4910001454","491:4910001316","491:4910000998","491:4910001062","491:4910001504","491:4910001680","491:4910002360","491:4910001318","491:4910001136","491:4910001064","491:4910001201","491:4910001071","491:4910001252","491:4910001261","491:4910001385","491:4910001267","491:4910001187","491:4910001194","491:4910002813","491:4910001056","491:4910001130","491:4910001455","491:4910001739"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.4642358118651148,0.35657388469493206,0.35106517441250895,0.34087798832342403,0.34032054136515555,0.1915512301366046,0.18609144288975418,0.17121912201230466,0.13455226167086967,0.132855576580321,0.12648174255090805,0.10846616207598984,0.10732009223210334,0.10286908457836443,0.09637469211184639,0.07822029893105877,0.07674241851053315,0.07143941026744657,0.07093255188717004,0.06292782218689742,0.06159048129363168,0.06037165565938254,0.05944452710761627,0.05613242069226423,0.04835931887662699],"twin_dists":[0.160893748410239,0.18651475936114825,0.1879175127264827,0.19054235402179362,0.19068718154002917,0.23611453153588596,0.2381713332257825,0.24399895181391656,0.2601255060765679,0.2609470719734725,0.26410591287786167,0.27374368962979406,0.27439743208806217,0.2769890114975103,0.2809321541325307,0.2931958526311171,0.2942911565846342,0.2983669886750076,0.2987692407174078,0.3054545723632353,0.3066384746694794,0.30773597724615587,0.30858307832059556,0.31170102740700695,0.3196652199186543],"n_dims_used":45,"mean_confidence":0.8977749294704861},"coverage":{"mean_confidence":0.8977749294704861,"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}}