{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000033},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000071","490:4900000032","490:4900000181","490:4900000418","496:4960009284","490:4900000618","490:4900000267","490:4900000157","496:4960009283","490:4900000935","490:4900001220","490:4900000031","490:4900000291","490:4900000156","490:4900000095","490:4900000227","490:4900000051","490:4900004042","490:4900002804","490:4900000249","490:4900000269","478:4780008115","490:4900004031","496:4960007563","490:4900002657"],"twin_admin_codes":[490,490,490,490,496,490,490,490,496,490,490,490,490,490,490,490,490,490,490,490,490,478,490,496,490],"twin_sims":[0.5564024248375113,0.5038655442487918,0.48309017426930906,0.482771690547145,0.481734237577984,0.47663555510909195,0.4716471099659326,0.41634766456459193,0.4046251345871956,0.39025331264008306,0.37233550139237725,0.3519452949308854,0.35019661328911833,0.34647174238692857,0.3297773090642521,0.3241650763902739,0.3186822067121674,0.3168660550861397,0.30981690123971667,0.3097708201399537,0.30930515999774183,0.30852587900805034,0.30155235444952144,0.2964936946836502,0.2958764741367333],"twin_dists":[0.14063235766977952,0.152063650224869,0.15666459035786864,0.15673557766397903,0.1569669190815872,0.15810618550619385,0.15922466180998765,0.17192896624283963,0.1747083878184618,0.17816576114874355,0.18256121302878794,0.1876926326659639,0.18813972813120275,0.1890960060726422,0.19345088681318215,0.19494176965680965,0.19641221391701572,0.19690241282214,0.19882030471681225,0.198832923666374,0.19896050151588895,0.19917424957818247,0.20110104063759265,0.20251504393315342,0.20268853685511998],"n_dims_used":45,"mean_confidence":0.9182574801974827},"coverage":{"mean_confidence":0.9182574801974827,"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}}