{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004553},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003631","491:4910004192","491:4910004470","491:4910004475","491:4910003679","491:4910004594","491:4910003994","491:4910003583","491:4910003867","497:4970003502","487:4870000546","487:4870000621","665:6650002159","492:4920006727","492:4920000756","492:4920001204","491:4910003565","665:6650002380","490:4900008765","665:6650002083","492:4920001520","492:4920001113","491:4910004512","491:4910003680","491:4910004527"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,497,487,487,665,492,492,492,491,665,490,665,492,492,491,491,491],"twin_sims":[0.5388298384854466,0.3911232095065836,0.34679703243187304,0.34584915422671125,0.27817546783084923,0.24444183339395623,0.2085447342537867,0.12051293497250952,0.09975556341681094,0.09296853184160475,0.05221897018672877,0.05179562531567886,0.046081180689210695,0.04472800877900996,0.03971358172316396,0.035286957461797074,0.03277416370837748,0.030023889432840206,0.02802976267916759,0.027546304704152823,0.025610736461838816,0.02347819576157328,0.02321034662199718,0.022516539000922493,0.022247304909508835],"twin_dists":[0.1444301767312585,0.17795484094967254,0.18901228001288278,0.1892563692870488,0.20775884853551266,0.21800181469632268,0.22996233404949487,0.2671754131594862,0.278854312922815,0.28308433145894174,0.3155874914600158,0.31602226316366755,0.3222013351585327,0.32375786666812595,0.329894596067822,0.3358827368878347,0.3395722280141335,0.34389831854458275,0.34725282600425594,0.3480969111549626,0.3516095341903,0.35575574251527664,0.3562993416998791,0.3577331479966464,0.35829988626621495],"n_dims_used":44,"mean_confidence":0.888469089161266},"coverage":{"mean_confidence":0.888469089161266,"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}}