{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012072},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012140","490:4900012073","490:4900012141","490:4900012207","490:4900011667","490:4900009789","490:4900012000","490:4900004664","490:4900010519","490:4900009575","490:4900012414","490:4900008608","490:4900012822","490:4900008081","490:4900009568","490:4900009671","490:4900012280","490:4900011416","490:4900012889","490:4900012749","490:4900011132","490:4900012475","490:4900004652","490:4900009256","490:4900012699"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6425157196435766,0.5899654212277847,0.4112460087374154,0.2861729048261524,0.28547712336177394,0.2095759272883081,0.19629553406571815,0.18905160229256085,0.1565813452712253,0.10245528959415574,0.08252425487883847,0.07897198823436519,0.05739417837393024,0.05324930091754131,0.04895556287600738,0.04882250515954061,0.04874018308836617,0.047608262041517434,0.04526204350900227,0.044903131412476455,0.04286696010250612,0.04070786605755775,0.04042992053358875,0.039106316469135045,0.03844144488693821],"twin_dists":[0.12215991736943002,0.13342242576761526,0.17313430312703448,0.20544478019172202,0.20564454285821512,0.22960025596616845,0.23436022552970706,0.23705102369074962,0.2501006072978853,0.27723435138211455,0.29009803660483463,0.29264512307215806,0.31049578024427854,0.3145414548223761,0.31901796941834154,0.3191618371868695,0.31925101127927363,0.32049007843255745,0.3231389206335525,0.3235542197329446,0.3259644676968014,0.32862782552425085,0.3289792883594568,0.3306815258265856,0.3315550474682977],"n_dims_used":45,"mean_confidence":0.9099209255642361},"coverage":{"mean_confidence":0.9099209255642361,"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}}