{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004304},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003966","489:4890004244","489:4890004193","489:4890003839","489:4890004399","489:4890003658","489:4890003843","489:4890003904","489:4890004540","489:4890003700","489:4890003903","489:4890003659","489:4890004094","489:4890004074","489:4890004768","489:4890003711","489:4890005179","489:4890004138","489:4890003717","489:4890003850","489:4890003712","489:4890003845","489:4890005211","489:4890004539","479:4790003071"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479],"twin_sims":[0.9165356596416574,0.877401243018858,0.8089079783595873,0.7417375399825484,0.7323490929362503,0.7305592513442329,0.7177416229849866,0.7154332088860468,0.7020929032901435,0.6949309795152844,0.6894212585501908,0.6883916009508397,0.6881801315997095,0.6851413451501145,0.6837191790387774,0.681297306464976,0.6787649358602583,0.6640270564892289,0.6633365219669174,0.6618349939288005,0.661210570746248,0.6526922050151109,0.6492897638087516,0.6481144956677072,0.6468837224232159],"twin_dists":[0.05422296519342958,0.0664243883717647,0.08458212281061266,0.10039219205650025,0.10251005307331977,0.10291189803660158,0.10577328302592054,0.10628574993547181,0.10923201717788954,0.11080398483661427,0.11200916550111725,0.11223401458169348,0.11228017954232473,0.1129430416541458,0.11325293631068081,0.11378020535277357,0.11433092451688927,0.11752491298181177,0.1176741469337022,0.11799853135287075,0.11813338330710375,0.11997051510701023,0.12070311327196577,0.12095602340315317,0.12122080275023575],"n_dims_used":45,"mean_confidence":0.9201307508680555},"coverage":{"mean_confidence":0.9201307508680555,"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}}