{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910005052},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005311","490:4900009116","490:4900010390","491:4910002567","490:4900011140","490:4900011139","491:4910003945","491:4910005416","491:4910003733","490:4900011361","490:4900010306","490:4900009820","490:4900010477","491:4910005263","491:4910005005","491:4910004570","490:4900009819","491:4910004853","490:4900009627","490:4900009822","490:4900009622","490:4900010022","490:4900009419","490:4900010212","490:4900009621"],"twin_admin_codes":[491,490,490,491,490,490,491,491,491,490,490,490,490,491,491,491,490,491,490,490,490,490,490,490,490],"twin_sims":[0.070073178143353,0.0021683913090567598,0.0005070997947052902,0.00033142582386701816,0.00016233095521458625,0.00013465400706504156,0.00012859360844100538,0.00011686398446585436,0.00009256919780513656,0.00009177390361838608,0.00007977298995123215,0.00007640923764788475,0.00007478753719791606,0.00007260952318508435,0.000055870725262304124,0.00005548411593392716,0.00005440886099557901,0.0000498157211329107,0.00004891790253983368,0.000048441709442349837,0.000047055684622657206,0.00004621418228827187,0.00004392215203769904,0.00003965308594518353,0.00003837027502505439],"twin_dists":[0.2994566148753124,0.4548860070725296,0.5059041478436601,0.5198908830286134,0.5425544090937676,0.5483350065702439,0.54974977479924,0.5526765988620866,0.5597440972351313,0.5600040479070957,0.5642093805355463,0.5654958577548231,0.5661353680281807,0.5670152481440723,0.5747579261976606,0.5749616682710272,0.5755354906750191,0.5781145094873404,0.5786449053528283,0.5789299850643277,0.5797751563496338,0.5802999001872509,0.581776582444169,0.5847335908584468,0.5856814524373257],"n_dims_used":44,"mean_confidence":0.8832057606090199},"coverage":{"mean_confidence":0.8832057606090199,"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}}