{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003431},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003306","491:4910003263","491:4910003046","491:4910002560","491:4910002989","491:4910003473","491:4910002939","491:4910003389","491:4910003345","491:4910003518","491:4910003430","491:4910003344","491:4910003390","495:4950000758","491:4910002437","491:4910003432","491:4910003221","491:4910002233","495:4950000626","491:4910003178","491:4910002489","495:4950000427","491:4910002450","495:4950000127","495:4950000804"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,495,491,491,491,491,495,491,491,495,491,495,495],"twin_sims":[0.6835379786524568,0.5227306362098103,0.374741033773218,0.29897425787180526,0.26836329348541305,0.22764707401190284,0.1851622862964692,0.17771579351394784,0.14028220311088554,0.12468241578946938,0.12166269540808758,0.1195942034349075,0.10217682344909557,0.09554545857658545,0.08014439429011114,0.08007813331702779,0.0708368033366075,0.06798516011879474,0.06634322272430306,0.061344370464164154,0.0592878581567518,0.057644222050708245,0.053227618943322445,0.05134061779202985,0.048271071550228487],"twin_dists":[0.11329240579593147,0.147930288834882,0.18196524049446117,0.20181992231219148,0.21065414788759612,0.22344140436189125,0.2385255624229726,0.24141076339897416,0.2574071153452764,0.26501941369128806,0.2665752775208883,0.26765811030982334,0.27739989021439365,0.28145051801792764,0.291794496294205,0.29184230415058793,0.29884549009444183,0.3011557118275548,0.302521907943107,0.3068586412719489,0.308727295867028,0.31025953614935686,0.31456329358715335,0.31649285767693724,0.3197615816935771],"n_dims_used":45,"mean_confidence":0.8951602511935763},"coverage":{"mean_confidence":0.8951602511935763,"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}}