{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000116},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000069","497:4970000053","491:4910005778","491:4910005735","497:4970000056","491:4910004980","491:4910005543","491:4910005137","665:6650000157","491:4910004903","491:4910005335","491:4910005687","491:4910005190","491:4910004931","491:4910004932","492:4920006760","491:4910005188","665:6650000136","491:4910005336","491:4910004896","491:4910005686","491:4910005092","491:4910005035","491:4910005896","492:4920003080"],"twin_admin_codes":[497,497,491,491,497,491,491,491,665,491,491,491,491,491,491,492,491,665,491,491,491,491,491,491,492],"twin_sims":[0.31658918621523857,0.13248433096035883,0.06935000326139204,0.047477073108125066,0.042391807532691,0.028793659653181508,0.020706303376203942,0.0148562961199308,0.011796500062916064,0.011487777249204294,0.011352988235257815,0.01041382746062943,0.009258502970583855,0.00867785641148285,0.008518397543681213,0.008109947476630497,0.007811308859032278,0.00733867072674784,0.006716290193632264,0.0064324736076080405,0.006181432335486728,0.0058851859776569175,0.005423241116337431,0.004479895170837642,0.004209126182076189],"twin_dists":[0.19697728187073518,0.2611278867292646,0.3000403729730372,0.32063527243222134,0.326540732684951,0.3459442935404045,0.36166335355249024,0.37682994747215454,0.38701518093565557,0.3881692559815283,0.3886817854188087,0.3924110208780153,0.3974334557332444,0.4001728116696588,0.4009537806962871,0.4030155757871042,0.4045828024739254,0.4071766116017805,0.4108313862243123,0.4126002746137795,0.41422450297248303,0.41621954491467283,0.419519187000825,0.42713330333186755,0.429588219703957],"n_dims_used":44,"mean_confidence":0.8897351351651278},"coverage":{"mean_confidence":0.8897351351651278,"n_dims_used":44,"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}}