{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003910},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004037","489:4890004036","489:4890004159","489:4890003959","489:4890004190","489:4890004134","489:4890004412","489:4890003964","489:4890004558","489:4890003844","489:4890004630","489:4890004446","489:4890004152","489:4890004136","489:4890004643","489:4890003950","477:4770000472","489:4890004075","489:4890004600","489:4890004013","489:4890004189","489:4890003703","489:4890004091","489:4890004683","489:4890003889"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,477,489,489,489,489,489,489,489,489],"twin_sims":[0.8935000463754309,0.8716988884892267,0.7825284043004002,0.725016225941717,0.7116687890784352,0.7063912199123202,0.7028323400509402,0.7003577878409505,0.694552464647476,0.6907888776948039,0.6905813618954162,0.6830757870705264,0.678867819684248,0.6776454857189942,0.6687834378886293,0.6633464293021825,0.662448704492657,0.6580522794586531,0.6564781611286541,0.6457269993273518,0.643349860917624,0.6343739654192413,0.6342348550808942,0.6289188027586976,0.6247189980308105],"twin_dists":[0.0616346859639348,0.0680599877329069,0.09095388762136809,0.10415273861355434,0.10711971180909872,0.1082854283271163,0.1090693503157658,0.10961344391903288,0.11088689150067596,0.11171033567472832,0.11175569193620528,0.11339306656683494,0.11430856197132389,0.11457418184870584,0.11649603693206387,0.11767200606372642,0.1178659667106534,0.11881505539427152,0.1191545658085089,0.12146958356148797,0.12198064562590213,0.12390824472666558,0.12393809558717607,0.1250783853331602,0.12597869900806458],"n_dims_used":45,"mean_confidence":0.9206429375542535},"coverage":{"mean_confidence":0.9206429375542535,"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}}