{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880001595},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880001511","488:4880001775","481:4810000733","488:4880001768","488:4880001502","488:4880001593","488:4880002311","488:4880002024","488:4880003519","488:4880003058","481:4810000669","488:4880002256","488:4880001510","488:4880002314","481:4810000625","488:4880001226","488:4880002494","481:4810000494","481:4810000551","488:4880001773","488:4880001762","488:4880002257","488:4880002103","488:4880002597","488:4880002180"],"twin_admin_codes":[488,488,481,488,488,488,488,488,488,488,481,488,488,488,481,488,488,481,481,488,488,488,488,488,488],"twin_sims":[0.7838826186608657,0.7075448548227163,0.6618546177188293,0.6462329770958357,0.6394953969514758,0.6052898819121528,0.5999422326738602,0.568000592387823,0.5630890194278975,0.5630036821208613,0.5572338450849919,0.5486075092158347,0.5435434645206952,0.5319665933388819,0.5297215786113939,0.5252112115619878,0.519779748866886,0.5178314816307507,0.5157504203223013,0.5011332860473768,0.49669849545401096,0.4944383553559399,0.491815353020611,0.4800577215037343,0.4796879448047172],"twin_dists":[0.09063266524421376,0.10803094636837479,0.1179942929170275,0.1213607689762813,0.12280878996280546,0.13014017148900095,0.13128530163813512,0.13813576696254756,0.1391921960186667,0.13921056135736817,0.14045315415109105,0.14231447115535278,0.14340938298769704,0.14591958838661626,0.14640763497893425,0.1473894956717956,0.14857438326280295,0.14900010552498583,0.14945527050753554,0.15266558690835377,0.1536445469452192,0.15414441700992007,0.15472537309188966,0.15734109793912074,0.1574236836577986],"n_dims_used":45,"mean_confidence":0.9239601982964409},"coverage":{"mean_confidence":0.9239601982964409,"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}}