{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002021},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003259","489:4890002023","489:4890002180","489:4890001848","489:4890003260","489:4890001920","489:4890002104","489:4890002916","489:4890001935","489:4890002346","489:4890001917","489:4890003582","489:4890001927","489:4890002185","489:4890001681","489:4890002997","489:4890003079","489:4890003184","489:4890001748","489:4890002505","489:4890001928","489:4890003600","489:4890002666","489:4890002999","489:4890002004"],"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":[0.8887151406920094,0.873626072878347,0.8212598005984625,0.8098715388654925,0.8057593580697798,0.8048026897606987,0.8025823121910944,0.7521985512239268,0.7419428942953448,0.7280025327183025,0.725565283471351,0.7201103450062277,0.7157303667987645,0.7129790858528653,0.7117422733485778,0.7104316802480983,0.7060730858037144,0.6973211508698216,0.6838836050705194,0.6831301751694276,0.6819516182731487,0.681273382200211,0.6793879495014277,0.6669503208119347,0.6661819993941853],"twin_dists":[0.06308706433143127,0.06751045976610538,0.0815040329814029,0.08434438337605529,0.08535632397357344,0.08559076302564711,0.08613349228761533,0.09801092590641386,0.10034567182720719,0.10348490943091039,0.10403006855897405,0.1052465570842649,0.1062198271754303,0.1068296711354937,0.10710345237962829,0.1073933216640551,0.10835557382265594,0.11028006862414053,0.1132171178018864,0.11338122248029199,0.1136378111056235,0.1137854110702872,0.114195492858024,0.11689276984727343,0.11705897753996905],"n_dims_used":45,"mean_confidence":0.9177625868055556},"coverage":{"mean_confidence":0.9177625868055556,"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}}