{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013287},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001691","490:4900013044","490:4900013007","490:4900013189","490:4900013288","491:4910000379","497:4970000932","497:4970001864","490:4900013254","490:4900013190","497:4970001196","492:4920005037","492:4920004976","497:4970001948","490:4900013008","497:4970000933","497:4970001106","492:4920004854","491:4910000476","492:4920005092","490:4900000998","491:4910000337","497:4970001286","497:4970002857","491:4910000528"],"twin_admin_codes":[497,490,490,490,490,491,497,497,490,490,497,492,492,497,490,497,497,492,491,492,490,491,497,497,491],"twin_sims":[0.41412523765811454,0.4016114238120018,0.23314022084464278,0.129241596211619,0.10785694024325926,0.09303368473603292,0.04604883815073031,0.04211854710188372,0.036381429727200945,0.03136508601894421,0.02403218164382583,0.020944885598740432,0.02050402160384628,0.019282149510786283,0.01744871459742869,0.01606769914080188,0.01594018583884794,0.015154705892307356,0.014811949112780722,0.01459771034371329,0.01327981617612761,0.013260244380193126,0.013042498733840788,0.012711106974946835,0.012168182423273699],"twin_dists":[0.17245325436439926,0.1754286833084371,0.22163416693405122,0.2627237155690523,0.27409053206759326,0.2830425859758608,0.3222380886451177,0.32687460983209315,0.3343453046500678,0.3417481196916167,0.3546482719877302,0.3611286540640467,0.3621209184932111,0.36497159674274304,0.36956032604324535,0.3733047472846352,0.373664584207361,0.37593871087111547,0.3769637388009976,0.37761509539694593,0.3818181806957567,0.3818833304650044,0.3826139480118752,0.38374687525940154,0.3856607858261121],"n_dims_used":44,"mean_confidence":0.9099677692760121},"coverage":{"mean_confidence":0.9099677692760121,"n_dims_used":44,"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}}