{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000169},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000189","480:4800000014","480:4800000227","480:4800000104","480:4800000044","480:4800000188","480:4800000136","480:4800000135","480:4800000081","480:4800000108","480:4800000168","480:4800000085","480:4800000024","480:4800000041","480:4800000196","480:4800000133","480:4800000202","480:4800000228","480:4800000001","480:4800000042","480:4800000164","480:4800000132","480:4800000185","480:4800000245","480:4800000010"],"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":[0.46820935457270807,0.30162968712820715,0.26745813930070744,0.2528016717619108,0.22318904519804542,0.221618013041613,0.2116674257381708,0.206816717891325,0.19415061716358814,0.18769677780523042,0.1874003653617821,0.17727182436090688,0.17405814886675033,0.16572223398211472,0.1547951361276062,0.15008067362340405,0.14282946840239785,0.13246946762435718,0.1188958228140694,0.11544243533850826,0.09471867393893671,0.08590203383037959,0.08390500644217731,0.08237579109153656,0.08186028386339876],"twin_dists":[0.15999775114751458,0.20107953257716127,0.21092450137177204,0.21538421967245394,0.22492942398563048,0.22545852200420266,0.2288695797499772,0.23057182884060226,0.23514966100035234,0.23756223603504653,0.23767442509601816,0.24158546776539758,0.2428594466033027,0.2462443693117544,0.2508731881481559,0.25294417998869834,0.25622520792053166,0.2611351338342562,0.26802693616667483,0.2698755138899419,0.2819708883725931,0.2877561330116846,0.2891316460052982,0.2902027143663317,0.29056736005352296],"n_dims_used":42,"mean_confidence":0.9040238516671317},"coverage":{"mean_confidence":0.9040238516671317,"n_dims_used":42,"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}}