{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003395},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003521","489:4890003572","489:4890003006","489:4890003582","489:4890003260","489:4890001840","489:4890002918","489:4890002839","489:4890001853","489:4890001920","489:4890003388","489:4890002926","489:4890003458","489:4890001681","489:4890002307","489:4890003457","489:4890002021","489:4890003259","489:4890002180","489:4890002996","489:4890002837","489:4890003183","489:4890003247","489:4890003588","489:4890003390"],"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":[0.8139903688525246,0.7928082720868024,0.7603651629445223,0.7554531615644758,0.7288015091478778,0.7274848688167184,0.7122278924455672,0.7059339410984999,0.7010318566773476,0.6947081419195366,0.6697845063306623,0.666508987162795,0.666155203629631,0.6528714827195755,0.6509757229855917,0.6441732765421782,0.6331493236380721,0.62984037704147,0.629402035720419,0.6278528045985411,0.6239065152454426,0.6218975432464796,0.6044720616324372,0.6040411364662638,0.599798021771082],"twin_dists":[0.08332371904622933,0.08850045565747833,0.09613458048974587,0.09726506562435974,0.10330596871134361,0.10360078637433824,0.10699598242974759,0.1083862495443828,0.10946531058447656,0.11085279531893616,0.11627926941250834,0.11698824711884177,0.11706477335088551,0.11993189608302328,0.1203401790709199,0.12180364855416854,0.12417101152656719,0.12488076737238395,0.12497476606180197,0.12530694468829523,0.12615282458166327,0.1265833163508872,0.13031529007355888,0.1304075640126111,0.1313161847724639],"n_dims_used":45,"mean_confidence":0.9178597344292535},"coverage":{"mean_confidence":0.9178597344292535,"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}}