{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011403},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011266","490:4900011190","490:4900012209","490:4900011471","490:4900011469","490:4900011119","490:4900011191","490:4900010071","490:4900011535","490:4900012212","490:4900009971","490:4900011734","490:4900011657","490:4900011192","490:4900011670","490:4900011720","490:4900011041","490:4900011196","490:4900011189","490:4900011194","490:4900009974","490:4900011604","490:4900011854","490:4900011729","490:4900011665"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5883502100830235,0.4508498248708898,0.3834412464598221,0.38069372115413974,0.3747120673455383,0.3606378743433514,0.33790512906765247,0.31352506335993297,0.3046922352306823,0.27374906509157565,0.2714506035484939,0.27127823651759797,0.265148044769038,0.263611857836644,0.2583968766611428,0.24879045244916473,0.23526966011184663,0.23367554069131177,0.22926363058099442,0.2229945458548079,0.22204459616828415,0.22168593606704623,0.2160900930482552,0.2154718646217964,0.2141342964422706],"twin_dists":[0.13376856737406426,0.16393236834943664,0.17982518062953715,0.1804984493506019,0.18197240574168386,0.1854870448774714,0.19131619417399337,0.1978083500268611,0.20023033021911557,0.20905705551790132,0.20973624693234033,0.2097873236090789,0.21161707270049443,0.21207970856083994,0.21366296013849664,0.2166331592350546,0.2209411198725505,0.22145955251093175,0.2229065993448138,0.22499479314289447,0.22531460880081017,0.22543559493509738,0.22734044783773213,0.2275529210532227,0.22801402867914547],"n_dims_used":45,"mean_confidence":0.9136769612630208},"coverage":{"mean_confidence":0.9136769612630208,"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}}