{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003022},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003290","474:4740002659","474:4740001215","474:4740003021","474:4740003292","474:4740002932","474:4740002559","474:4740003291","474:4740001320","474:4740001630","486:4860000081","474:4740001828","474:4740002361","474:4740002040","474:4740002558","474:4740001929","474:4740002757","474:4740001218","474:4740002453","474:4740001619","474:4740002255","474:4740001728","486:4860000188","474:4740002139","474:4740002034"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,486,474,474,474,474,474,474,474,474,474,474,474,486,474,474],"twin_sims":[0.666408289105791,0.612780823709766,0.5759986663972126,0.5602550821343414,0.5163913481423257,0.4786492165185697,0.4681174600753158,0.44980976005161516,0.44502220741745346,0.4387711251172334,0.43205204110706774,0.4120724538681997,0.3940904624534214,0.393448428785602,0.380944822133743,0.37359006208414197,0.37261388235538256,0.3710597888454194,0.36853350751827524,0.36849907970088364,0.36037230083397254,0.3581479010507077,0.3476957473492749,0.34252676309225677,0.3379057260996176],"twin_dists":[0.1170100298794512,0.1285361120017178,0.13641767047645972,0.13980228112903167,0.14931504078671703,0.15765578164975302,0.1600184429238315,0.16416983272392816,0.16526558808936456,0.16670313575223286,0.16825732127424928,0.17293860512233186,0.1772370244167573,0.17739212703883733,0.18043682137967207,0.1822501589430337,0.18249214705790084,0.18287804276352776,0.18350705676905926,0.18351564369185325,0.18555402240037303,0.18611600826017785,0.18878117588081542,0.19011473408595989,0.19131603839870914],"n_dims_used":45,"mean_confidence":0.9210625542534723},"coverage":{"mean_confidence":0.9210625542534723,"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}}