{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003503},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003507","474:4740003668","474:4740003508","474:4740003504","474:4740003585","474:4740003589","474:4740003924","474:4740003587","474:4740003415","474:4740003588","474:4740003586","474:4740004803","474:4740003923","474:4740003832","474:4740004027","486:4860002195","474:4740004802","474:4740005258","474:4740004105","474:4740005191","474:4740003841","474:4740004199","474:4740003584","474:4740003929","474:4740004104"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,486,474,474,474,474,474,474,474,474,474],"twin_sims":[0.7930813402923532,0.7456882663197932,0.7126477934822714,0.698415682536618,0.67618384479703,0.6701235484018772,0.6510763538649432,0.6504748131141416,0.6216326499371335,0.6066145560422949,0.564864694197104,0.5376017135389878,0.5104768281986952,0.4981912507779119,0.4967520866278412,0.4899778552897223,0.4889254025445792,0.484387874696704,0.4806599730654741,0.4805359706485169,0.479612651906327,0.4726255994106569,0.47177147555842636,0.4559509218672621,0.4531982652818821],"twin_dists":[0.0884347970755038,0.09949566390603021,0.10690302825674017,0.11003992079676658,0.11489162550051805,0.11620583643256228,0.12031851155880294,0.1204480251650855,0.12664007323260773,0.12985652284653657,0.13881013586245902,0.14469641836170247,0.1506107379168191,0.15331475436104025,0.15363270223939976,0.15513289587004514,0.1553665158060704,0.15637549486661345,0.1572066347750132,0.1572343160956499,0.1574405020207631,0.15900496389367397,0.15919672985937044,0.16277062320496297,0.16339692713554466],"n_dims_used":45,"mean_confidence":0.9234442816840278},"coverage":{"mean_confidence":0.9234442816840278,"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}}