{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970002286},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970002215","497:4970002138","497:4970002567","497:4970001877","497:4970002580","497:4970001988","497:4970001792","497:4970002424","497:4970002518","497:4970002134","497:4970002447","497:4970002294","497:4970001542","497:4970002221","497:4970002367","665:6650000087","497:4970002643","497:4970001465","497:4970002581","497:4970001458","497:4970002211","497:4970001464","497:4970002499","497:4970002214","497:4970002287"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,665,497,497,497,497,497,497,497,497,497],"twin_sims":[0.28331555242433876,0.24596070186146396,0.24098207801893556,0.21784927693386805,0.2055065737490941,0.19019911653253002,0.17482996506690163,0.14888598299510405,0.14571590700660145,0.12414503481811581,0.10461798116076435,0.09629560790855053,0.08907563162510998,0.07642696698963708,0.0739811671426462,0.06933320312014732,0.0583601122081097,0.056689686371688,0.05514358818767087,0.044879802303971546,0.04144889472547359,0.03697924771051005,0.033634384143911976,0.0326341828301585,0.029871123074491215],"twin_dists":[0.2062670169659386,0.21752200986770948,0.2191019717719516,0.2267380806866739,0.2310362552955615,0.2366200370308411,0.24255196004848995,0.2534765716002485,0.25490470587583186,0.2652941775426067,0.2759605084479011,0.2809814389485945,0.2856216943203142,0.2945271433536378,0.2963839786911929,0.3000539929757878,0.3095877970381827,0.3111659902159359,0.31266132005567937,0.323581310219146,0.3277005902269023,0.33352205278784197,0.3382828481165114,0.3397847705393093,0.3441484266386212],"n_dims_used":45,"mean_confidence":0.8934433831108941},"coverage":{"mean_confidence":0.8934433831108941,"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}}