{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740004075},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003396","474:4740004161","486:4860000942","486:4860000945","486:4860000771","474:4740003728","474:4740004244","474:4740004069","474:4740004087","474:4740003402","474:4740004160","474:4740003810","474:4740004085","474:4740004256","486:4860000885","474:4740003899","474:4740003726","486:4860000772","474:4740003822","474:4740003825","474:4740003813","474:4740004081","474:4740004086","486:4860000886","486:4860000640"],"twin_admin_codes":[474,474,486,486,486,474,474,474,474,474,474,474,474,474,486,474,474,486,474,474,474,474,474,486,486],"twin_sims":[0.5515612359344408,0.45790482949950456,0.3875363528148039,0.3140960527080995,0.3020660788350996,0.2994415922019473,0.2983418578438811,0.2912105965278456,0.2763771416836997,0.27575276786441244,0.2722425826777686,0.2698393996892798,0.26780628902034775,0.2601312893375279,0.25420902542220913,0.24545705295250342,0.24132182510481706,0.23316295514086763,0.2330887872105244,0.2330384972238758,0.22637244846827362,0.22355519790651385,0.22225912821278204,0.22081394590972334,0.2149249340301181],"twin_dists":[0.1416766263695781,0.16232689087042707,0.17882595634228726,0.1976531348906499,0.20095822182946932,0.20168934165224883,0.2019968155282949,0.20400703102739018,0.20828473994657257,0.2084678166173718,0.20950182020357155,0.21021447066568402,0.2108204481524854,0.21313418883150584,0.2149490185247128,0.21768089860023995,0.21899348570386584,0.22162674595187593,0.2216509577749828,0.22166737761747984,0.22386486391064092,0.22480646691169084,0.2252423034765052,0.22573028834096104,0.22774123349993805],"n_dims_used":45,"mean_confidence":0.9224438985188802},"coverage":{"mean_confidence":0.9224438985188802,"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}}