{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004352},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004303","491:4910004302","491:4910004490","491:4910004304","491:4910003856","491:4910004530","491:4910004353","491:4910003754","491:4910004010","491:4910004301","491:4910003559","491:4910003960","491:4910004452","491:4910003701","491:4910004407","491:4910004162","491:4910003803","491:4910002281","491:4910003651","491:4910004061","491:4910002123","491:4910005060","491:4910004497","491:4910002272","491:4910004351"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.8479282928860331,0.8090614897849661,0.7086709874029576,0.6275459768731586,0.5557843459668323,0.3744090059491798,0.33945329713785916,0.3252125794323033,0.20638041477943103,0.11824893792273422,0.10440977537837563,0.08144470098179643,0.07804221827016149,0.05390141896036276,0.053475015334844424,0.04065147088976536,0.04022417997080782,0.039747987897704444,0.031744662352831375,0.021450510460337042,0.02019833293075177,0.01966203172955425,0.01674121642593701,0.01656359455027689,0.01629816909954911],"twin_dists":[0.07459798970657067,0.08454427274175905,0.10778235293875046,0.12537272584027845,0.14076560329361293,0.1820473884828696,0.1909127490800871,0.19466242370025877,0.23072626791626427,0.2683700481663332,0.2760822458250591,0.290862664084495,0.29332694726507486,0.31388804206808935,0.31431454513303164,0.32869897323113795,0.3292407638511422,0.32985031573159196,0.3411538860836317,0.3600127739097025,0.36281991193693436,0.36406882857687445,0.3714447369371962,0.3719287913550817,0.3726606916566776],"n_dims_used":44,"mean_confidence":0.8996996446089311},"coverage":{"mean_confidence":0.8996996446089311,"n_dims_used":44,"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}}