{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002254},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740002356","474:4740002253","474:4740002837","474:4740001624","474:4740001737","474:4740002753","474:4740002750","474:4740001626","474:4740002359","474:4740001837","474:4740002655","474:4740002658","474:4740002347","474:4740003023","474:4740002249","474:4740002654","474:4740001719","474:4740002348","474:4740001321","474:4740002462","474:4740002844","474:4740002749","474:4740001832","474:4740001925","474:4740002835"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474],"twin_sims":[0.5433621656923328,0.4536911624008937,0.45048406512331596,0.4014602205699119,0.3948010704218603,0.39417189481158343,0.3506328706588059,0.3151052077289214,0.30185487073283707,0.2968940652676565,0.2630205630852633,0.2566651848553994,0.2415032122497987,0.22424611514498569,0.2124682169533955,0.20935985790596223,0.19393644434303772,0.1881071255068391,0.18561453796567,0.18379654372675286,0.1758547021064338,0.1730661058976421,0.16865605301922634,0.16254590379746303,0.15106525652159267],"twin_dists":[0.14344861529796524,0.16328467748777156,0.16401585415350528,0.17546488585255365,0.17706549194627708,0.1772173603402268,0.18802807869692767,0.19737920229728287,0.20101692194840876,0.20240261849047272,0.2122582308450488,0.21419313927387765,0.21893560675581886,0.22457481615981997,0.22859111582293673,0.2296760228591744,0.23522881912111399,0.23740712847138515,0.23835299146688319,0.2390485120558055,0.24214520392710395,0.2432561033773065,0.24503938420410054,0.24756644874164419,0.2525077599806032],"n_dims_used":45,"mean_confidence":0.9200207180447049},"coverage":{"mean_confidence":0.9200207180447049,"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}}