{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001675},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002016","480:4800002306","480:4800002155","480:4800002450","480:4800001725","480:4800001897","480:4800002020","480:4800001843","480:4800001968","480:4800002019","480:4800002021","480:4800002399","480:4800001376","480:4800002309","480:4800002011","480:4800001736","480:4800001838","480:4800002533","480:4800002389","480:4800001336","480:4800001618","480:4800002120","480:4800001557","480:4800002246","480:4800002074"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6637370903357594,0.5647642132373473,0.5139701369672375,0.4998206935624607,0.44673430243555634,0.4428370528117025,0.4398714402195707,0.4221138904937785,0.4110428566210974,0.4109417606522825,0.3837982367012278,0.3787533026624718,0.3768573974521746,0.37485286518882427,0.37444402726352505,0.37191782701473547,0.3578352378418503,0.35163474598138894,0.34881501145134963,0.3483575876250924,0.3461209568301639,0.3458557614563761,0.34054027436205814,0.3269245818546968,0.32488826872205345],"twin_dists":[0.11758758278762013,0.1388317516306164,0.14984500670676754,0.1529550818726223,0.16487322042183017,0.16576720893751062,0.1664495239494938,0.1705742185606061,0.17318243482156132,0.17320639080260336,0.17973787182199671,0.18097535198621145,0.1814424602830499,0.1819375799933061,0.1820387220690973,0.18266488538615205,0.18619514454376387,0.18777194765919206,0.18849379702816993,0.18861118509439875,0.18918634094599043,0.18925466662804952,0.19063007863893233,0.19420694258529586,0.1947488567327307],"n_dims_used":43,"mean_confidence":0.9210119912790697},"coverage":{"mean_confidence":0.9210119912790697,"n_dims_used":43,"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}}