{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001320},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001255","491:4910001056","491:4910001454","491:4910001261","491:4910001739","491:4910001316","491:4910001202","491:4910001062","491:4910002205","491:4910001064","491:4910001387","491:4910001808","490:4900006327","491:4910001201","491:4910001121","491:4910001189","491:4910001620","491:4910000998","491:4910001007","491:4910001801","491:4910001749","491:4910001572","490:4900007058","491:4910001190","491:4910001624"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,490,491,491,491,491,491,491,491,491,491,490,491,491],"twin_sims":[0.21518143689964775,0.1431189657656081,0.1088483504105363,0.09695147039247491,0.09175226845151695,0.090653429064726,0.07392726707704939,0.06524184410078372,0.06509644502918,0.06110821739974148,0.056755142963112,0.050241893110010497,0.04730044623322173,0.04596174134409381,0.04424136266842836,0.041260443655801705,0.035086870370693815,0.0315397624657375,0.031185342929174742,0.030551080502390658,0.029362655348540233,0.025119816034165368,0.023714186793236364,0.022414734859084084,0.02218759786043979],"twin_dists":[0.22765287737157994,0.2560918785338713,0.2735268719258611,0.28057366749136825,0.28386790420233876,0.284582920358078,0.29642545393537195,0.30345385793168517,0.30357784777353813,0.3070705825422085,0.31110343004127256,0.31764368926516195,0.32083128576533565,0.3223371715308918,0.3243273128156237,0.32793506165781733,0.33616817671798055,0.3414739009251883,0.3420316598226672,0.34304350079636453,0.3449888663292207,0.3525367905815655,0.3552812354189913,0.357946750492693,0.3584263762100746],"n_dims_used":45,"mean_confidence":0.8950063069661458},"coverage":{"mean_confidence":0.8950063069661458,"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}}