{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004034},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004033","489:4890004141","489:4890004365","489:4890004020","489:4890003948","489:4890004019","489:4890003965","489:4890003954","489:4890004018","489:4890003971","489:4890003778","489:4890004010","489:4890003956","489:4890004396","489:4890003952","489:4890003953","489:4890004017","489:4890003887","489:4890004760","489:4890004555","489:4890004629","489:4890004079","489:4890004153","489:4890005112","489:4890004728"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8100824944406382,0.783060936949222,0.7752309389656133,0.7694891030507568,0.7679910098067053,0.7431140711973931,0.732234748224339,0.7298633796458484,0.7298110331531888,0.7246498115996396,0.724204384809837,0.7227170960912378,0.7122981111282386,0.7111949977872775,0.6898115263160954,0.6866240546475985,0.6711616970768655,0.6664173040252301,0.6621020479723743,0.6617505671080852,0.6609992211749266,0.6578383798234985,0.6528606323876586,0.6493031002020325,0.6435256664574294],"twin_dists":[0.08429228262372582,0.09082763908941364,0.09267512684019232,0.0940184524602936,0.09436742304549818,0.10008019085612326,0.10253574275137847,0.10306797311216045,0.1030797102125238,0.10423457395877414,0.10433402524943142,0.10466585255750946,0.10698043981585093,0.10722452589091647,0.11192391154172389,0.11261973350708758,0.1159809264559806,0.11700807982497832,0.11794084951640617,0.11801676594048711,0.1181790208412523,0.11886119906421305,0.11993423345425197,0.1207002429556357,0.12194285796138676],"n_dims_used":45,"mean_confidence":0.9201739841037326},"coverage":{"mean_confidence":0.9201739841037326,"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}}