{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740004891},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["486:4860002681","474:4740004888","474:4740004824","474:4740004827","486:4860002775","474:4740005082","486:4860002585","486:4860002774","486:4860002486","474:4740004829","474:4740004830","486:4860002484","486:4860002405","474:4740005680","474:4740004820","486:4860002766","474:4740005725","486:4860002485","486:4860002669","474:4740005155","486:4860002584","474:4740005341","486:4860002574","486:4860002495","486:4860002673"],"twin_admin_codes":[486,474,474,474,486,474,486,486,486,474,474,486,486,474,474,486,474,486,486,474,486,474,486,486,486],"twin_sims":[0.8756205600111758,0.8707186760481544,0.8684069884275346,0.7746120488485383,0.7615617195583695,0.7443786835073395,0.7432163880546256,0.7365778839659082,0.7365463859463146,0.7360829372394678,0.7151690075625426,0.7095589856228682,0.7071423677564455,0.7070094729418966,0.7018380654306284,0.7012240635774609,0.6945187564266168,0.6909682423122663,0.669564648898536,0.6659871891473017,0.651128391827953,0.6467969530549017,0.642978494911807,0.6291612326294482,0.6259513536239866],"twin_dists":[0.06693828154489652,0.06833825807020986,0.06899130154631444,0.0928203715011246,0.09585829242197595,0.09979320840832552,0.1000569842445716,0.1015582450562275,0.10156534722812124,0.1016698233545603,0.1063443501276463,0.10758620177805708,0.1081197524175489,0.10814906983844129,0.10928806187597503,0.10942306058683418,0.11089427384571691,0.11167112849375524,0.11632688332094188,0.11710111294970026,0.12030730669777412,0.1212394668241395,0.12206046255426037,0.12502640206935844,0.12571456189757088],"n_dims_used":45,"mean_confidence":0.9232270982530382},"coverage":{"mean_confidence":0.9232270982530382,"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}}