{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002792},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003421","489:4890002058","489:4890003058","479:4790000172","470:4700008370","470:4700008190","489:4890003247","489:4890002961","479:4790000045","489:4890002970","489:4890003483","470:4700007461","489:4890003351","479:4790000132","479:4790000173","489:4890003213","489:4890003141","489:4890002567","470:4700002739","469:4690001767","469:4690003867","466:4660009305","489:4890003387","489:4890002734","470:4700008002"],"twin_admin_codes":[489,489,489,479,470,470,489,489,479,489,489,470,489,479,479,489,489,489,470,469,469,466,489,489,470],"twin_sims":[0.7492216564504839,0.6028247895266768,0.5799212717316489,0.5322420879739117,0.45262604883083574,0.4482408568496354,0.4401572724514822,0.4394566883436772,0.41908631993150103,0.41821666531906976,0.40978310338364127,0.4029438474001098,0.3983327741722269,0.3909582536320139,0.38520255470564835,0.38075762664639107,0.3761202690761964,0.37020691896924773,0.3693480151161072,0.3683796653370672,0.3595993077839034,0.359042487115245,0.35745857857998686,0.3547205628237995,0.34171932408858785],"twin_dists":[0.09869100723472815,0.13066802339580344,0.1355758924508164,0.14585972799698746,0.16352729693737125,0.16452842922817637,0.1663836831027382,0.16654509093752276,0.1712845446122373,0.17148898407427188,0.17348113413239027,0.1751099271032909,0.1762150815097194,0.17799482022340812,0.17939479456151786,0.18048276310140574,0.1816243810465926,0.18309015845822527,0.18330402036069993,0.18354543090652303,0.18574911439576697,0.18588978050869295,0.18629052564542717,0.18698543234362258,0.19032401062617918],"n_dims_used":45,"mean_confidence":0.9136954413519965},"coverage":{"mean_confidence":0.9136954413519965,"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}}