{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000082},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000081","480:4800000085","480:4800000014","480:4800000108","480:4800000063","480:4800000083","480:4800000065","480:4800000023","480:4800000202","480:4800000169","480:4800000189","480:4800000104","480:4800000084","480:4800000044","480:4800000110","480:4800000006","480:4800000170","480:4800000139","495:4950000681","480:4800000197","480:4800000079","480:4800000137","480:4800000227","480:4800000024","480:4800000196"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,480,480,480,480,480,480],"twin_sims":[0.0873155390840849,0.03375974132208513,0.029993806380596084,0.028992562878878022,0.022590728067422804,0.01809952158081545,0.014521430236506854,0.012212460361838847,0.009898949735719845,0.006393235780221994,0.005488329434214447,0.004936671487115884,0.004855555237543652,0.004342065069645739,0.0041144000936951496,0.003785649003991936,0.0033569113519876545,0.0032653597292761115,0.003057739228707215,0.0029830701576755406,0.0026133358114520796,0.002552841024559676,0.0022820262370152507,0.0020051970273080805,0.0019014500612624836],"twin_dists":[0.286797854038148,0.3380973051508162,0.3439474839028783,0.3456084773786133,0.35757801418456914,0.3678851500383459,0.37784904782805107,0.3855018929597068,0.39458453885504885,0.41285033304603674,0.4190392377798869,0.4232818141354744,0.4239415135745462,0.4283655639346061,0.43048102193464394,0.4337317101198033,0.43838109121884966,0.43944373226724287,0.4419581077743899,0.44290065141015417,0.44791177443856306,0.4487928776724542,0.4529880448252223,0.45777810849631245,0.45973141525939565],"n_dims_used":42,"mean_confidence":0.9019152323404948},"coverage":{"mean_confidence":0.9019152323404948,"n_dims_used":42,"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}}