{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008747},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007967","490:4900008629","490:4900008294","490:4900009816","490:4900008070","490:4900008082","490:4900008738","490:4900007840","490:4900008524","490:4900010094","490:4900008628","490:4900009815","490:4900008746","490:4900008409","490:4900008973","490:4900010113","490:4900008961","490:4900009285","490:4900010200","490:4900011487","490:4900010724","490:4900010815","490:4900009697","466:4660004143","490:4900003691"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490],"twin_sims":[0.6343610057153996,0.5689925851463512,0.5099484794382395,0.4733231832198138,0.4627205893176389,0.42914315736744774,0.41127523330618443,0.38452493409385335,0.3832577336364825,0.37790457444762937,0.3678839098927891,0.36647433025294013,0.3646494728531861,0.3640153236667705,0.346928835340407,0.3444731397789814,0.33951350407262815,0.3309736574712527,0.32439981176782745,0.32069828471175427,0.3185465364033561,0.31569002107452265,0.3064418937724859,0.3018535707300202,0.29630352787622766],"twin_dists":[0.12391102569968689,0.13792253238568417,0.15072666746671803,0.15884842953457962,0.16123611722186582,0.16893318441441382,0.17312737996913372,0.17956026382328544,0.17987007733886562,0.1811843185790271,0.18366914580802887,0.18402136048238177,0.1844783533689757,0.1846374308947485,0.18897836720575031,0.1896113393781621,0.19089707945669826,0.1931348903987559,0.19487912735596447,0.19586989022669865,0.1964487782990121,0.1972206838800389,0.1997473939432007,0.20101728332642022,0.20256847473356046],"n_dims_used":45,"mean_confidence":0.9193365308973525},"coverage":{"mean_confidence":0.9193365308973525,"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}}