{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002088},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001879","474:4740001268","474:4740001683","474:4740001779","474:4740001990","474:4740001786","474:4740002712","474:4740002914","474:4740002708","474:4740001265","474:4740000012","474:4740001266","474:4740001682","474:4740001365","474:4740002301","474:4740002196","474:4740001357","474:4740002892","474:4740001267","474:4740000013","474:4740002092","474:4740002084","474:4740000079","474:4740001882","474:4740002999"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474],"twin_sims":[0.882862841705246,0.8559854003764991,0.8186317381620142,0.8046209086203269,0.7714220246274208,0.7702543534998504,0.7399512070444798,0.7314935985886883,0.7293440905164705,0.7223620740790022,0.6993978101411307,0.6913865845931849,0.6866591047629745,0.6830889688092592,0.6709854548080907,0.6642063853185302,0.6628328896441719,0.6565053107338734,0.6520709712198913,0.6434054732988388,0.6368455499519188,0.624253199199486,0.6204950925077874,0.6132735142047833,0.6124651292393175],"twin_dists":[0.06482946815970322,0.07242804716509868,0.08216467009502255,0.08563526879901337,0.09356727774206272,0.093839954889852,0.1007964976553062,0.10270219723189425,0.10318438597358223,0.10474500642404541,0.10982430932443037,0.11157966939789221,0.11261208798244955,0.1133901960089628,0.11601911468908863,0.11748615197239252,0.11778296737324695,0.11914871141475893,0.1201043238381016,0.1219686924433102,0.12337777135271778,0.12607852742273562,0.1268837959547857,0.1284306015937243,0.12860371750340624],"n_dims_used":45,"mean_confidence":0.9215758429633246},"coverage":{"mean_confidence":0.9215758429633246,"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}}