{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001175},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003380","491:4910001238","491:4910001407","491:4910003016","492:4920006824","491:4910003410","492:4920004587","491:4910001406","491:4910003498","492:4920004480","492:4920001450","491:4910002614","492:4920000761","491:4910001464","492:4920001452","491:4910003453","492:4920004080","491:4910001669","491:4910002359","492:4920001411","492:4920004522","491:4910003214","491:4910003452","491:4910003510","491:4910002119"],"twin_admin_codes":[491,491,491,491,492,491,492,491,491,492,492,491,492,491,492,491,492,491,491,492,492,491,491,491,491],"twin_sims":[0.0761053320144591,0.053144171743590506,0.0437072061170764,0.03611702741489488,0.031606404900359784,0.03128215926531917,0.031152905810210803,0.030851043492636617,0.030652778115047016,0.028297244703384714,0.027882511507140714,0.025648939476706458,0.025619171433893407,0.02412621572680926,0.023861616769612112,0.02382108261972229,0.023261798671355326,0.020612037421441742,0.019430156256194108,0.017965435661922807,0.01772917280446037,0.016355705240391812,0.015938622808227464,0.014440170700218769,0.01413250188197043],"twin_dists":[0.2947685651635068,0.3146474131420091,0.3249584400673942,0.33471307954177804,0.34136962344986194,0.34187876129173467,0.34208297744380883,0.3425627492936119,0.3428800585516507,0.34679118767715617,0.3475085812819564,0.3515380215070215,0.3515937367443421,0.3544624883648032,0.354986870247526,0.3550676451291626,0.3561944993605354,0.36187609799206966,0.36461803634422796,0.3682259221813064,0.3688318283001795,0.3725011538801307,0.37366901068812897,0.37809946746375017,0.37905902338910213],"n_dims_used":45,"mean_confidence":0.8986490885416667},"coverage":{"mean_confidence":0.8986490885416667,"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}}