{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004694},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004695","490:4900005624","490:4900005639","490:4900005510","490:4900005243","490:4900002594","490:4900005642","490:4900005379","490:4900005246","490:4900007622","490:4900005245","490:4900005109","490:4900004558","490:4900004822","490:4900001540","490:4900001278","490:4900001823","470:4700004842","490:4900004962","490:4900001671","490:4900007615","490:4900001674","490:4900003185","490:4900004688","490:4900001971"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,470,490,490,490,490,490,490,490],"twin_sims":[0.8748922756755221,0.7097832164691246,0.6906869520550233,0.6715527336503744,0.6051453211261268,0.5650117991209479,0.5536742213524707,0.5510290024568595,0.5500686314754404,0.546988212314121,0.5236893373638816,0.5110487820924927,0.5074107900423017,0.5064123730344239,0.4844673411764194,0.47499359418972575,0.4725514411255279,0.44626882313398014,0.437614456625019,0.4215420271009601,0.4118216856809311,0.40758966368020016,0.40032962290009844,0.39908057954495846,0.3676833177929176],"twin_dists":[0.06714762541283753,0.1075366534078606,0.11173261393040887,0.115896187417483,0.13017112597693142,0.13877849106987206,0.14122067229297836,0.14179151882217544,0.14199887801704275,0.14266439336282236,0.14772121246743555,0.15048527525833622,0.15128391805737668,0.1515033601625866,0.1563577995369591,0.15847390748795454,0.15902160916159375,0.16497983942084568,0.1669700061276775,0.17070822348062348,0.17299796763091785,0.17400218521313526,0.17573578034520163,0.17603545880987395,0.18371922689428855],"n_dims_used":45,"mean_confidence":0.9204965379503038},"coverage":{"mean_confidence":0.9204965379503038,"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}}