{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004891},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004616","490:4900006787","490:4900004881","490:4900006443","490:4900006802","490:4900005168","490:4900005169","490:4900006201","490:4900004887","490:4900006428","490:4900007663","490:4900006193","490:4900007289","490:4900005567","490:4900005158","490:4900005947","490:4900006078","490:4900007172","490:4900005159","490:4900005023","490:4900012508","490:4900007049","490:4900003644","490:4900006065","490:4900006064"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.1201866900958349,0.10186036757263467,0.07119143376560759,0.05577233644126673,0.05556381822979439,0.049717123434454856,0.046077720509634316,0.043561687536947585,0.023686821157555094,0.022933870075556164,0.022800731329977942,0.02105053701443392,0.02061940440105547,0.0191258396996833,0.01862039192449011,0.015760407913482263,0.01275011018347255,0.011900055963525603,0.01122919106972539,0.01122315624378331,0.010191900716070334,0.009095559236616603,0.008709506744552498,0.008053800515764686,0.00685471384306793],"twin_dists":[0.26734649768266794,0.2775884408534358,0.29856349721945263,0.3120490874118966,0.3122514928731667,0.3182007564135276,0.32220526621292844,0.3251314988401582,0.35533604922130463,0.3568661857024214,0.35714126995278944,0.36089356555493035,0.3618594413008457,0.365347574408626,0.3665820060151538,0.37417623322172083,0.38361218674243674,0.3866340660083065,0.3891573035926559,0.3891806028731127,0.3933358542447746,0.3981863239913433,0.4000193293192724,0.4033062357443385,0.40999294844820466],"n_dims_used":45,"mean_confidence":0.9009724934895833},"coverage":{"mean_confidence":0.9009724934895833,"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}}