{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001252},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001241","498:4980000157","500:5000007654","498:4980001343","468:4680006049","498:4980001342","479:4790003757","498:4980001321","498:4980003997","498:4980000731","500:5000008194","498:4980000142","500:5000004794","484:4840000434","498:4980001379","467:4670004006","498:4980002890","500:5000008043","484:4840005717","498:4980000672","498:4980004591","473:4730006923","470:4700003622","500:5000010023","472:4720007252"],"twin_admin_codes":[498,498,500,498,468,498,479,498,498,498,500,498,500,484,498,467,498,500,484,498,498,473,470,500,472],"twin_sims":[0.3242307708476202,0.25948902347953834,0.21850974623025227,0.2028924222422859,0.19141993756355605,0.1897662663443355,0.17606972884446903,0.17413508845307918,0.1698139457134335,0.16250654475636314,0.15665706397947918,0.1292766244383073,0.12922041830335285,0.12884749196908046,0.1280886824193616,0.12610677652514546,0.1251070151572731,0.12433994040722306,0.12218479755056681,0.11754249844067093,0.11714784117220853,0.1148865300201586,0.11480292917219044,0.11422843025476796,0.10891553887038705],"twin_dists":[0.19492423566409323,0.2133297372554641,0.22651277193687092,0.23196902355829077,0.2361635076168078,0.23678239401170537,0.24206006635225064,0.24282875075387592,0.2445679624865299,0.24758294792689917,0.25006799965178345,0.2627063167493615,0.26273423654562267,0.2629197165503237,0.26329837765999753,0.264295462261487,0.2648029509770343,0.2651944176713156,0.2663041856188987,0.26874639431064956,0.26895739792075823,0.27017703989585534,0.27022248241131613,0.2705354504289469,0.2734888164868147],"n_dims_used":45,"mean_confidence":0.927634514702691},"coverage":{"mean_confidence":0.927634514702691,"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}}