{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013022},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013057","490:4900012461","490:4900012676","490:4900012983","490:4900013161","490:4900013093","490:4900012810","490:4900012739","490:4900013156","490:4900013199","490:4900012737","490:4900013094","490:4900012873","490:4900013092","490:4900013121","490:4900012936","490:4900012608","490:4900012937","490:4900012801","490:4900000991","490:4900013149","490:4900012872","490:4900012809","490:4900012808","490:4900013052"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.31147482200144483,0.23776511337971487,0.1905002502937279,0.19038986055751914,0.13246262168803455,0.1170729627897467,0.09880467233727983,0.08161367245202408,0.06455829174964499,0.06450993182610815,0.0603082746297417,0.05479058535621112,0.05456838024088214,0.054318432754620574,0.05382496275604189,0.046074341996770594,0.044970807745524394,0.04328937512966689,0.04067359916539291,0.037023523811301896,0.03621815402080448,0.03221512763832372,0.03145279618419558,0.03027983022674328,0.028390775146570426],"twin_dists":[0.19836700907046367,0.2201341536176751,0.23650723755450034,0.23654857316085737,0.26113847199999957,0.26899749316142924,0.2794330638353343,0.29074245150993727,0.30403873870234044,0.30408030921398943,0.30779354550244475,0.3130075862364318,0.31322649907780903,0.3134736271896074,0.3139643098105819,0.3222091047256459,0.32347569862032016,0.32545665744141145,0.32867104644707223,0.33346153069003615,0.33457214657825834,0.340425738400935,0.34161026356315477,0.3434817286015795,0.34663065174019725],"n_dims_used":45,"mean_confidence":0.9079098171657987},"coverage":{"mean_confidence":0.9079098171657987,"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}}