{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011531},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012063","490:4900004936","490:4900010948","490:4900004927","490:4900011464","490:4900012268","490:4900009255","490:4900005873","490:4900008836","490:4900012755","490:4900011598","490:4900007596","490:4900011993","490:4900006375","490:4900009985","490:4900004931","490:4900006610","490:4900010530","490:4900008962","490:4900003833","490:4900008837","490:4900005872","490:4900012398","490:4900009047","490:4900010781"],"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":[0.06923024003469336,0.059729854732331895,0.05168284082134939,0.04842775465664206,0.04174627212787514,0.03256703478138922,0.027874851925659958,0.02320597952548323,0.022912292689161635,0.022650359333056824,0.02031347597194753,0.020292992493345156,0.019951097758828754,0.019891507292894812,0.018882521870555707,0.01707765345062139,0.016925041235566523,0.016707611022154394,0.015211887098565673,0.013858878039027068,0.013589141245845891,0.013010977738179743,0.01150504292203848,0.010976372249292307,0.01034939834257871],"twin_dists":[0.30013752457423715,0.3083212288959242,0.3161385899341901,0.31959059241172844,0.32733241359773446,0.33988700240682634,0.34752191670002724,0.3563082496805762,0.35691067351971867,0.3574536418868537,0.3625555480950763,0.3626024816609615,0.36339202340493343,0.3635308423475736,0.3659382122498706,0.3705401055113549,0.37094850207292573,0.3715359713145064,0.37576969945845473,0.3799280174052211,0.38079962628540565,0.38272060536931357,0.38810399037009935,0.39014305902134533,0.3926776930528391],"n_dims_used":45,"mean_confidence":0.9137354532877604},"coverage":{"mean_confidence":0.9137354532877604,"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}}