{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004861},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005657","490:4900005276","490:4900005674","490:4900004722","490:4900005673","490:4900004980","490:4900004592","490:4900004998","490:4900005410","490:4900005805","490:4900005003","470:4700005965","490:4900004591","490:4900003084","490:4900004714","470:4700005127","496:4960009362","490:4900005144","490:4900007511","490:4900007386","490:4900006164","490:4900007514","466:4660003577","496:4960009266","470:4700005516"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,470,490,490,490,470,496,490,490,490,490,490,466,496,470],"twin_sims":[0.5344605715690052,0.5243730494189235,0.5064049353937433,0.48788929906813966,0.46955988901342177,0.4526068058000272,0.43190287457441606,0.4115954543755186,0.40960631986588986,0.3968568561954263,0.3624655105283652,0.34600080857237353,0.34588436877984174,0.34024504911678005,0.34003132669866737,0.32464615316430756,0.32381438239290555,0.3221686485098535,0.3134961897722904,0.3065589348962767,0.30437917806692233,0.29857236795146896,0.295816949390682,0.29460004340552703,0.28886790260000966],"twin_dists":[0.14537792040637743,0.14757215966425682,0.15150499531092737,0.15559665460091526,0.1596938121074427,0.16353168219158054,0.1682919342842943,0.17305153524009328,0.17352308339728642,0.17657004968993184,0.18502679516403753,0.18921729284933472,0.18924729482362648,0.19070680457678915,0.19076237106328883,0.1948134149218441,0.19503540409995862,0.19547556745561703,0.19781620315954432,0.19971514547787342,0.2003169085899751,0.20193231242974602,0.2027052797817391,0.20304800371573323,0.2046737680852171],"n_dims_used":45,"mean_confidence":0.9167816162109375},"coverage":{"mean_confidence":0.9167816162109375,"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}}