{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004798},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003877","480:4800005401","480:4800004607","480:4800005718","480:4800004707","493:4930000141","480:4800004447","493:4930000395","480:4800004879","480:4800005315","480:4800005134","480:4800005039","480:4800004124","480:4800005137","480:4800005228","480:4800004709","480:4800002677","490:4900001312","480:4800004610","480:4800003819","494:4940003996","494:4940008690","467:4670002607","480:4800001855","480:4800003806"],"twin_admin_codes":[480,480,480,480,480,493,480,493,480,480,480,480,480,480,480,480,480,490,480,480,494,494,467,480,480],"twin_sims":[0.5011862211299021,0.4795432753166367,0.37684416382264213,0.31277314128454375,0.3090680361011102,0.22883207328245572,0.21790355592288782,0.2027638573119241,0.18151593379106037,0.1700081810790728,0.1666579723144607,0.1656960663177912,0.11655836416467097,0.10609409921611523,0.09340845826120135,0.09099274625546236,0.08882862567732906,0.08561678833767387,0.08364179726483983,0.08093280402597994,0.07938010790971083,0.07507707589833788,0.07191563831735845,0.06775961874279343,0.06741815240729439],"twin_dists":[0.15265391637917988,0.1574559995898565,0.18144572476606066,0.19801299465590372,0.1990255091805492,0.22304912672893767,0.2267195469706203,0.2320151095444002,0.2399279105055539,0.24448910828428128,0.24585838264335366,0.24625518590046075,0.26927357948324493,0.27510278959024725,0.28280290408214825,0.2843613977637517,0.28578563367715343,0.28795103373599473,0.2893148815413838,0.2912280696176293,0.2923478731876922,0.2955459408766737,0.2979911477123018,0.3013417730783811,0.301624429105431],"n_dims_used":43,"mean_confidence":0.921241937681686},"coverage":{"mean_confidence":0.921241937681686,"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}}