{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880000148},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880000301","488:4880000967","488:4880001140","488:4880000500","488:4880000249","488:4880001050","488:4880000146","488:4880000871","488:4880000638","488:4880000428","488:4880000364","488:4880000356","488:4880000024","488:4880000417","488:4880000245","488:4880000305","488:4880000354","488:4880000880","488:4880000363","488:4880001060","488:4880000243","488:4880000969","488:4880000437","488:4880000717","488:4880000872"],"twin_admin_codes":[488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488],"twin_sims":[0.9628992764118718,0.9450909071409375,0.9443966244290912,0.9275058874289059,0.9172105868954263,0.9140251070102967,0.902753160205801,0.8972444891287351,0.8950931179070105,0.8934140612148799,0.8918382643546565,0.891550274045417,0.8866408541602866,0.8856389985842538,0.8815144283585844,0.8608132640130475,0.8603282216569524,0.8561456596595626,0.8547275771703718,0.8493506641118933,0.8491216061097702,0.8487357585039565,0.8486703059086945,0.8425769508788967,0.839333852033086],"twin_dists":[0.035712634308134844,0.04364793747760091,0.04393101168108395,0.050385990964739495,0.05399349191558487,0.05506961237616194,0.05874753480162593,0.06047938222894077,0.06114524069038007,0.06166101770460792,0.06214205306579758,0.06222965586601122,0.06370877194422543,0.06400740277794643,0.06522593871976737,0.07110617641693456,0.07123975158799735,0.07238443698593844,0.07276970416601422,0.0742180472892823,0.07427932124749213,0.07438246025909144,0.07439994653094521,0.07601603436335302,0.07686698856322201],"n_dims_used":45,"mean_confidence":0.9260650634765625},"coverage":{"mean_confidence":0.9260650634765625,"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}}