{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005404},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005267","490:4900005919","490:4900005252","490:4900005915","490:4900006407","490:4900005659","490:4900005253","490:4900007517","490:4900005271","490:4900006041","490:4900005001","490:4900006040","490:4900005269","490:4900001200","490:4900004979","490:4900005916","490:4900004865","490:4900003349","490:4900005116","490:4900006642","490:4900005274","490:4900002926","490:4900004321","490:4900001741","490:4900005117"],"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":[0.7270170260483472,0.7108024829219082,0.6725205535174925,0.6209444072564082,0.6157925879875419,0.5692813768719223,0.5249821096505264,0.5179440310269915,0.4987026819367063,0.4959425002497709,0.4951684896841748,0.48040162879898934,0.45665778074044916,0.4224696783474975,0.41424870787106643,0.4065193916685802,0.4034137829784244,0.39200915741823683,0.37550767747066494,0.3698922651103701,0.3638720065933724,0.3549836569440084,0.35335942962903627,0.3506961060783591,0.34210206467649384],"twin_dists":[0.1037054705211589,0.10731133495608187,0.11568640289940528,0.1267875325021718,0.12789110519188535,0.13786046289911646,0.14743941825833237,0.14897550159388467,0.1532018288728237,0.1538116757523092,0.15398286301960665,0.1572643080711655,0.1626100163158014,0.17049088519691985,0.17242409495111607,0.17425687826009223,0.17499761750098083,0.17774025414772554,0.18177569914775038,0.18316847670807387,0.18467340163818216,0.18691853923478963,0.1873319190380337,0.18801190116426308,0.19022477691688447],"n_dims_used":45,"mean_confidence":0.9160597059461806},"coverage":{"mean_confidence":0.9160597059461806,"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}}