{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003760},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["468:4680000330","496:4960001556","470:4700006150","496:4960004099","470:4700006147","470:4700005723","489:4890004052","479:4790002647","479:4790002340","479:4790003776","479:4790000513","496:4960004115","484:4840004264","472:4720006836","489:4890003089","498:4980003349","489:4890004929","479:4790001756","479:4790004012","479:4790003516","479:4790003337","489:4890005024","479:4790001217","489:4890004472","489:4890003831"],"twin_admin_codes":[468,496,470,496,470,470,489,479,479,479,479,496,484,472,489,498,489,479,479,479,479,489,479,489,489],"twin_sims":[0.5101198405537551,0.41715312831406526,0.3712072486880291,0.36713202018586233,0.3662088262759112,0.3625579438211872,0.360829363049117,0.3594220457694094,0.3563119334581854,0.35263788739624075,0.34889344542116574,0.33926528483572044,0.3212845020894081,0.31582437015309295,0.31320666625259036,0.310568986985549,0.3083805699822324,0.30784165848858863,0.29548902677788647,0.29491955394750435,0.2884735452730601,0.2820989176198128,0.2762007008578768,0.27603049943115804,0.27485971742767057],"twin_dists":[0.15068906426774814,0.17173924828800144,0.18284139282592665,0.1838569377946086,0.18408777850258148,0.18500354924534704,0.18543876710901738,0.1857938828917528,0.18658120823513633,0.18751587403176548,0.1884736767483705,0.1909616912963008,0.19571255720178768,0.1971842909731662,0.19789497147827012,0.19861450373498168,0.19921414052081082,0.19936217960406305,0.20279755241903408,0.2029579374239271,0.20478632012046974,0.20661863559768312,0.20833644963953707,0.2083863498861031,0.2087301151432909],"n_dims_used":45,"mean_confidence":0.9164110819498698},"coverage":{"mean_confidence":0.9164110819498698,"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}}