{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000942},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000881","477:4770000829","477:4770000880","477:4770000936","477:4770000879","477:4770000943","477:4770000757","477:4770001777","477:4770003715","477:4770003536","500:5000001802","477:4770000876","477:4770002012","477:4770000812","477:4770001776","477:4770001833","489:4890004799","500:5000002651","477:4770000872","477:4770001780","477:4770003537","479:4790001186","488:4880000507","477:4770000817","477:4770000723"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,500,477,477,477,477,477,489,500,477,477,477,479,488,477,477],"twin_sims":[0.6207095645987116,0.5632620653578256,0.5479442338064796,0.5073770874474294,0.49520619358098605,0.4754623878663508,0.44413659421015533,0.4416749822013127,0.3939053328399518,0.38306500221669953,0.37470143309045195,0.3711399869456445,0.3592902576113778,0.3479074869108544,0.3422561955534344,0.33615715467702634,0.33465195653192403,0.33288559261835965,0.3232837333121681,0.32044170431949465,0.3060961424783127,0.3030736297950431,0.3019223785721652,0.3013294263177142,0.29940608036935634],"twin_dists":[0.1268378467962408,0.13915495611814716,0.1424577806069131,0.15129132369341472,0.15397452229526207,0.15836887742313704,0.1654687738463589,0.16603436083816825,0.1772817360427356,0.17991724047238772,0.18197503634021542,0.18285810928669421,0.18582717403295876,0.18872677298551985,0.1901848319239761,0.1917729077252016,0.19216721939451037,0.1926311787382338,0.19517719350361332,0.1959388037156046,0.19984270071689234,0.20067852598599603,0.2009981571974188,0.2011630602636863,0.20169926003309507],"n_dims_used":45,"mean_confidence":0.9220235188802083},"coverage":{"mean_confidence":0.9220235188802083,"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}}