{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002495},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003237","489:4890002574","489:4890002552","489:4890001651","489:4890003171","489:4890002990","489:4890003573","489:4890002262","489:4890003533","489:4890002409","489:4890001746","489:4890002345","489:4890003403","489:4890002553","489:4890003399","489:4890002565","489:4890002470","489:4890001906","470:4700008120","489:4890001975","489:4890003249","489:4890001976","489:4890003559","489:4890003554","489:4890003151"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,489,489,489,489],"twin_sims":[0.8633537629008325,0.8533099707078552,0.7833716293916307,0.7819238501456764,0.7625787477845889,0.7530868052669145,0.7492676588917928,0.7380147822204474,0.7362813191289902,0.7260729220095316,0.7118724809555294,0.7082138946946673,0.7063829318288367,0.6865150865670177,0.6770831352775677,0.660137020668788,0.6589396076670733,0.6564671058701158,0.6553051863239735,0.6526696456074862,0.6478708080882922,0.6463018636571592,0.6455681828060684,0.6379308670495285,0.6361751151463738],"twin_dists":[0.07040365257860484,0.07315344838893,0.09075394122836833,0.09109710230801425,0.09562317272229345,0.09780760956229484,0.09868051300839098,0.10123404706120825,0.10162510684519191,0.10391660617187001,0.10707464017336646,0.10788327741084208,0.10828725594492296,0.11264350202603295,0.11469633768679867,0.11836516787890934,0.11862360445323195,0.11915694969150895,0.1194074566267756,0.11997537460206069,0.12100845455428125,0.12134595341441647,0.12150373580569913,0.12314476176519396,0.12352168722193206],"n_dims_used":45,"mean_confidence":0.914904530843099},"coverage":{"mean_confidence":0.914904530843099,"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}}