{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010323},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010144","490:4900011770","490:4900009848","491:4910005464","490:4900008890","490:4900008104","490:4900010663","490:4900010235","490:4900010492","490:4900012112","490:4900010146","490:4900011759","490:4900011217","490:4900007771","490:4900008899","490:4900011219","490:4900012035","490:4900011767","490:4900008906","490:4900011839","490:4900009446","490:4900012102","490:4900008897","490:4900009099","490:4900008439"],"twin_admin_codes":[490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.12262975925810364,0.04229452068213917,0.033165591455063745,0.03015579051632898,0.02872258694961784,0.024802916261726014,0.01991367889755708,0.014756760129506212,0.014456476824499385,0.012345925129550434,0.011601160793913313,0.011048486102789426,0.010965061841799451,0.01044526485365637,0.010256898706853063,0.010202931879449165,0.009846922806041212,0.009534243843756444,0.009405838360670552,0.009020332245465707,0.008927084123962243,0.008068552677743304,0.007926820911333891,0.007837790415528902,0.00741030417034419],"twin_dists":[0.26607384345722535,0.32665939216923556,0.3389819827482199,0.3436832471536888,0.3460647717264055,0.3531437071343395,0.3634791501715133,0.37713073341226905,0.3780491169537646,0.38502602068174596,0.387742239084302,0.3898598424919322,0.39018762898477366,0.3922814344097097,0.3930631459734742,0.39328946247096785,0.39480973792004437,0.39618596465088146,0.3967628252892615,0.3985379784242723,0.39897753077534454,0.4032296917135962,0.40397033773248775,0.4044416785651401,0.40677401785228773],"n_dims_used":45,"mean_confidence":0.8899034288194444},"coverage":{"mean_confidence":0.8899034288194444,"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}}