{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700007925},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700007466","470:4700007556","489:4890002264","470:4700007553","489:4890001902","470:4700007808","470:4700007623","489:4890001731","489:4890002671","489:4890002242","489:4890002348","489:4890003292","489:4890002230","489:4890003252","489:4890001916","489:4890002005","489:4890002965","489:4890002107","489:4890002491","470:4700007621","470:4700007341","470:4700000666","470:4700007891","470:4700007428","489:4890002094"],"twin_admin_codes":[470,470,489,470,489,470,470,489,489,489,489,489,489,489,489,489,489,489,489,470,470,470,470,470,489],"twin_sims":[0.5832227391867072,0.580391131493679,0.5284240793386149,0.5055957245681185,0.4686648538668135,0.43340049767264616,0.43079789673038144,0.3884312474409218,0.38362459297406853,0.37934454574190546,0.3782970129711918,0.37183811782001236,0.35316628913903453,0.346635956949365,0.3347134926315868,0.33158389372523017,0.32856322430508783,0.3246585576022375,0.3210648198778709,0.3202933297994287,0.3184701769015602,0.3176358139895363,0.31517832406967955,0.3116878391898655,0.3055817394337072],"twin_dists":[0.13486777456257779,0.1354750948875343,0.1466899002217709,0.1516829366087908,0.15989520733448798,0.16794464027010103,0.16854848728733166,0.17860826555137266,0.17978033487215342,0.1808299153930769,0.18108766743053248,0.18268467681118025,0.18738114046707074,0.18905373387466867,0.19215108014651114,0.19297394726198352,0.1937722124164743,0.19481010672721094,0.19577149816705108,0.19597866891326202,0.19646936173462867,0.19669445365017954,0.19735937440262283,0.19830886771731526,0.19998461172389556],"n_dims_used":43,"mean_confidence":0.9102958856626998},"coverage":{"mean_confidence":0.9102958856626998,"n_dims_used":43,"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}}