{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001633},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001703","500:5000003079","500:5000001636","500:5000001710","500:5000002124","500:5000001448","500:5000001889","499:4990000791","477:4770000827","500:5000005354","500:5000001563","500:5000001629","500:5000001635","500:5000001446","477:4770001117","500:5000000971","500:5000002012","500:5000001567","499:4990000790","500:5000002782","500:5000003238","500:5000003078","500:5000000914","500:5000001187","475:4750004765"],"twin_admin_codes":[500,500,500,500,500,500,500,499,477,500,500,500,500,500,477,500,500,500,499,500,500,500,500,500,475],"twin_sims":[0.6207456884564595,0.5622864588037063,0.5238268761032123,0.4877198851981651,0.4665505396824233,0.4527790225349738,0.41617804480166193,0.41448877853119925,0.41002395931163665,0.4054498032983974,0.3932940012964771,0.383203733676531,0.37967025900996304,0.37959341544163455,0.37958226540326107,0.3691799307380944,0.3618272479892719,0.3565388811193406,0.3475449236356659,0.3340108440160297,0.3289449600507808,0.3198543402973288,0.3112237307557495,0.30693140793872026,0.30328723127607093],"twin_dists":[0.126830107434786,0.1393649284504314,0.1476912247647757,0.15563429879363092,0.16037147876868432,0.16349243852646486,0.17196893834216925,0.17236740928656036,0.17342399381337711,0.17451170658224668,0.1774294511696805,0.17988329047554788,0.18074984189444732,0.18076873015536948,0.180771471004703,0.1833459013095361,0.18518739309639345,0.186523637222263,0.18881993812234452,0.1923354618260779,0.19367111007397803,0.19609667711238984,0.1984355716161069,0.19961256483780337,0.20061929976901],"n_dims_used":45,"mean_confidence":0.9232106526692708},"coverage":{"mean_confidence":0.9232106526692708,"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}}