{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009941},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007997","490:4900010826","490:4900011153","490:4900010670","490:4900008013","490:4900010860","490:4900007788","490:4900010745","490:4900007998","490:4900010217","490:4900008005","490:4900011076","490:4900008453","490:4900010834","490:4900010344","490:4900011221","490:4900011075","490:4900009563","490:4900007899","490:4900010246","490:4900010996","490:4900008120","490:4900008006","491:4910005797","490:4900008345"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490],"twin_sims":[0.42326417569924146,0.2320327949685401,0.15454986304667023,0.1481237163390454,0.07567536417420355,0.06657978167361278,0.05517021765324777,0.054418817317726624,0.0540959321378615,0.05108589821493552,0.05082953475403309,0.039645524146780936,0.037533922236273096,0.03632732937496406,0.03613754138943068,0.0355193232763757,0.035280177860215305,0.03464804921384347,0.033502758367643715,0.03131689577931684,0.03101049242989582,0.03051700470796391,0.029895311841959694,0.02965918267684883,0.029621155470382975],"twin_dists":[0.17030490258971193,0.221996232612965,0.2509797834493965,0.25381790971850077,0.29509259013503786,0.3023233884909298,0.31263527326546997,0.31337426200889357,0.31369441178287316,0.3167578192177058,0.3170256027688838,0.3299822809237901,0.33276825059971815,0.334420371319704,0.334684463597619,0.3355529713548712,0.3358923859577375,0.336799071217851,0.3384783049735042,0.34182400187065765,0.3423088272333701,0.3430983696002964,0.34410875196651236,0.34449723696465734,0.34456004803077617],"n_dims_used":45,"mean_confidence":0.8884870741102431},"coverage":{"mean_confidence":0.8884870741102431,"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}}