{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002188},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001740","490:4900001450","490:4900004171","490:4900004032","490:4900003893","490:4900003227","490:4900001193","490:4900000623","490:4900001093","490:4900002793","490:4900002180","490:4900002341","490:4900002483","490:4900004323","496:4960004513","490:4900003898","490:4900004184","496:4960005119","490:4900000274","490:4900002203","490:4900002176","490:4900003354","490:4900002024","490:4900002344","490:4900008984"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,496,490,490,490,490,490,490,490],"twin_sims":[0.7793500998082629,0.7302716216565819,0.7201436252869675,0.6992666796549736,0.687288870847167,0.679803127887814,0.657398883298299,0.6387445960674515,0.6365000788018476,0.6165834399104475,0.6074057612473306,0.6054479825802389,0.5975941373406656,0.578584378614246,0.5746837938276186,0.5638679115075123,0.542646113969224,0.5372328166126368,0.5347636063384167,0.5338840522276111,0.5334464525052063,0.5334157034872071,0.5242581767028094,0.5050407488477701,0.4898130980669142],"twin_dists":[0.09170553553297789,0.10297642032378186,0.10523915024410604,0.10985310401401933,0.11247469431989704,0.11410522052839363,0.11895600068877893,0.12297003102513841,0.12345193238328664,0.12772171937735574,0.12968710445435652,0.13010631776985587,0.13178817448957666,0.13586272918307357,0.1366999545120472,0.13902458815327573,0.14360358903942028,0.14477641344915293,0.1453121392953149,0.1455030888552371,0.14559811471831033,0.1456047925415302,0.14759719944472205,0.15180501682398312,0.15516945818243433],"n_dims_used":45,"mean_confidence":0.9167308383517795},"coverage":{"mean_confidence":0.9167308383517795,"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}}