{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002085},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003331","489:4890001748","489:4890002505","489:4890002180","489:4890002086","489:4890003597","489:4890002918","489:4890002839","489:4890001991","489:4890002496","489:4890003427","489:4890002751","489:4890001920","489:4890002166","489:4890002835","489:4890002664","489:4890003527","489:4890002328","489:4890002077","489:4890002506","489:4890002656","489:4890002414","489:4890002263","489:4890002833","489:4890002004"],"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":[0.8419056677359632,0.8303156480755213,0.822111022705165,0.8049677890551974,0.8019741432505432,0.780270567280787,0.7752277500801986,0.7688511084220728,0.7581460523232438,0.7573264885792101,0.7556568890972546,0.7472128434617373,0.741964155922506,0.7414194523900052,0.7388170574203833,0.7293570576695753,0.7227134049438264,0.7216799674710931,0.7198795923487904,0.7193573973345057,0.7136958611567914,0.7136888862764688,0.7097703229901322,0.7044741386127472,0.6978308556101093],"twin_dists":[0.07619268182089153,0.07920200540553135,0.08128935956373658,0.08555033014888422,0.08628181276825243,0.09148817201906491,0.09267587551196563,0.0941671438973425,0.0966460333153482,0.09683461731952926,0.09721829438600915,0.09914880750360298,0.10034085479813849,0.10046423336068928,0.10105285787382232,0.10318147962210632,0.10466667562441549,0.10489702678949799,0.10529790834513353,0.10541408499690119,0.10667090178286417,0.10667244712371077,0.10753950267885953,0.10870791838494122,0.1101682541441172],"n_dims_used":45,"mean_confidence":0.9148418850368923},"coverage":{"mean_confidence":0.9148418850368923,"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}}