{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012805},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012879","490:4900012806","490:4900012807","490:4900012938","490:4900012678","490:4900012674","490:4900012320","490:4900012390","490:4900012804","490:4900012464","490:4900012742","490:4900012981","490:4900012741","490:4900012392","490:4900012675","494:4940007748","490:4900012985","494:4940007952","490:4900012254","490:4900000762","479:4790001668","489:4890003848","469:4690000621","490:4900012871","490:4900001001"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,494,490,490,479,489,469,490,490],"twin_sims":[0.4927000798320827,0.28396134624269226,0.24286796869044486,0.21279506769662565,0.21245320141066917,0.1991184786806222,0.1621723147859661,0.08960318562062483,0.08923065215752975,0.08792031626170664,0.08676358083106452,0.08448879212691095,0.06212222255831878,0.05075082228090427,0.04775139186623143,0.04443016965865949,0.03366480237558505,0.03329765013784816,0.03253454728221612,0.03203226768254122,0.031731869762611616,0.030338503215389827,0.029048619642880566,0.027819604040693075,0.027324420062071322],"twin_dists":[0.15452931798261402,0.2060807469237559,0.21850102595092785,0.2284776623484683,0.22859633072069704,0.23333029769869887,0.24772317295016666,0.2852727573621201,0.28551899034104095,0.28639161315494416,0.2871705723112421,0.288726869540182,0.30616524165726405,0.31710804709912793,0.3203320497268942,0.32410576012026315,0.33823777155048124,0.33878418843156477,0.33993652875031755,0.3407076674073053,0.3411738139124293,0.34338665312472044,0.34551419197778654,0.3476181973838004,0.3484885828352267],"n_dims_used":45,"mean_confidence":0.9113773769802518},"coverage":{"mean_confidence":0.9113773769802518,"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}}