{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800006414},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800006413","493:4930000778","480:4800006052","480:4800006381","480:4800002672","490:4900000054","494:4940006054","480:4800006246","490:4900000051","480:4800006180","494:4940005830","494:4940003054","487:4870001636","494:4940001045","493:4930000779","480:4800003046","490:4900003891","487:4870001540","480:4800003355","480:4800003530","475:4750000852","494:4940000179","494:4940003056","494:4940006266","490:4900004456"],"twin_admin_codes":[480,493,480,480,480,490,494,480,490,480,494,494,487,494,493,480,490,487,480,480,475,494,494,494,490],"twin_sims":[0.27698384229781,0.16430177686345715,0.12852073740218647,0.11906620847095259,0.053726385604734306,0.04669220577900229,0.03482653782441537,0.0276965817544086,0.02539121041476779,0.025366912049779585,0.023272415263298957,0.021271783408802154,0.02078078721744981,0.019505606074429846,0.01818077906330838,0.017349258130539745,0.01677628991954172,0.016364666154776834,0.014138539709540304,0.014031510541288766,0.013492980394380304,0.013291887811158039,0.0129604208582086,0.012956803279497718,0.012694963770918903],"twin_dists":[0.20810708734964986,0.24683331819748258,0.2630825662715517,0.267936800283769,0.3140627766128764,0.3215110035432672,0.33654164172598267,0.34783318121364054,0.35202226245512747,0.352068134784894,0.35617289126937945,0.3604045715213563,0.3614958502714641,0.3644387049137426,0.367679712444227,0.3698211331335723,0.37134968816010394,0.37247635119850014,0.3790400160798665,0.37937801526425224,0.3811140529390357,0.3817780394695873,0.3828921527127664,0.38290445040883364,0.38380272916188257],"n_dims_used":43,"mean_confidence":0.9142881881359012},"coverage":{"mean_confidence":0.9142881881359012,"n_dims_used":43,"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}}