{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700004129},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720002556","489:4890000743","470:4700001899","481:4810002062","470:4700001601","470:4700003787","481:4810002417","488:4880002920","488:4880003517","488:4880003149","470:4700007584","481:4810002505","470:4700000956","488:4880004593","470:4700002564","470:4700001898","470:4700008713","470:4700004986","472:4720001966","472:4720001326","481:4810001624","470:4700004466","481:4810002512","479:4790002113","481:4810002990"],"twin_admin_codes":[472,489,470,481,470,470,481,488,488,488,470,481,470,488,470,470,470,470,472,472,481,470,481,479,481],"twin_sims":[0.42223626877016285,0.3937647707689698,0.37272466738399096,0.372112017696602,0.37207253048441785,0.36374834754829205,0.34761493393845,0.34100603537412616,0.33655269339389904,0.3360039894064035,0.3259148940458704,0.3231562386257366,0.313712667939567,0.310517959076892,0.3093547587822376,0.30692747625139305,0.29199350554852965,0.2870637510127467,0.2864945699341931,0.2826983856888507,0.2815716052660819,0.27854135160582255,0.27449860911458146,0.27430207225806735,0.27360125112772155],"twin_dists":[0.1705455515413051,0.17731569042972706,0.1824646685150828,0.18261667751302244,0.1826264792133716,0.18470444422416046,0.18880194411875537,0.19050910467445242,0.19166944858529325,0.19181298811717742,0.19447541144031194,0.19521127938951946,0.19775733473831617,0.19862845799597087,0.19894690759582237,0.19961364726591435,0.20378492516764832,0.20518943853737812,0.20535252696234035,0.20644526955307269,0.20677131853759362,0.20765210573066553,0.2088363247826744,0.2088941664614177,0.20910062854201242],"n_dims_used":43,"mean_confidence":0.9111170214275981},"coverage":{"mean_confidence":0.9111170214275981,"n_dims_used":43,"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}}