{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001898},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980003104","498:4980001998","498:4980002849","498:4980002182","498:4980003053","498:4980002255","498:4980002552","498:4980003100","498:4980002832","498:4980002175","484:4840005081","484:4840004265","498:4980002340","484:4840005199","498:4980001634","498:4980002476","498:4980001816","498:4980002884","498:4980001899","498:4980001893","468:4680001407","498:4980002973","498:4980000625","498:4980003383","498:4980001916"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,484,484,498,484,498,498,498,498,498,498,468,498,498,498,498],"twin_sims":[0.6950653841512345,0.5231512419322529,0.4679193602086486,0.41607775344234854,0.3949573108728463,0.37531606650138916,0.3679667129319994,0.3637177405907003,0.34826277514131204,0.3346996691229881,0.3302322514026241,0.30519408639315787,0.30432557127542337,0.3010590182862218,0.29459350447869875,0.2942402929486495,0.29046160367272233,0.28944333301221586,0.28762929846386587,0.2868349674244341,0.286206878709216,0.2858239817324901,0.283883151364752,0.281855819925571,0.2803856804830614],"twin_dists":[0.1107745419355795,0.1478385511390137,0.16006305355540834,0.17199257600434156,0.17702779647003947,0.18182305434793727,0.18364847666186263,0.18471212842518878,0.1886355268322997,0.1921547055370817,0.19333064703952296,0.20009164684798336,0.20033173913554111,0.20123832494030053,0.20304984756530697,0.2031494822786829,0.20421984772215693,0.20450970120200326,0.20502758311577246,0.205254968961142,0.20543503357741622,0.2055449214046467,0.20610328752025642,0.20668900289470715,0.20711533620249498],"n_dims_used":45,"mean_confidence":0.9255441453721788},"coverage":{"mean_confidence":0.9255441453721788,"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}}