{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001375},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001118","490:4900003126","490:4900003528","490:4900001511","490:4900001120","490:4900001646","490:4900002846","490:4900003804","490:4900003256","490:4900003253","490:4900002093","490:4900003403","490:4900001125","490:4900001506","490:4900004493","490:4900003530","490:4900003131","490:4900003120","490:4900003950","490:4900003526","490:4900002091","490:4900003657","490:4900001783","490:4900002989","490:4900003399"],"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":[0.21264742955442895,0.16577044453879347,0.15185419746928186,0.07975055546276709,0.07275191275027072,0.0675520851360972,0.06663847910009006,0.061640668592578454,0.055339552781682726,0.04740923736069051,0.046657837124424166,0.03991501803462767,0.031437913163364826,0.030554859302226733,0.02870599687773053,0.02744613479987331,0.027257750529188145,0.0255743977412533,0.022655402419363223,0.02188421617143764,0.02048288455198667,0.018965535290403086,0.01656120226259501,0.015612620938448927,0.015518447033304102],"twin_dists":[0.2285288945445335,0.24622444436549662,0.25215956636035736,0.29207912158831756,0.297336007106114,0.301513424769003,0.30227421890074574,0.30659366661166293,0.3124698862825219,0.3207104815662707,0.321549631682434,0.3296358090596911,0.34163363236939553,0.3430374194071123,0.346092931087722,0.34827339387695433,0.3486068032016691,0.3516776426163275,0.3574431366146696,0.35907369919883714,0.3621689575622881,0.36573595906448036,0.3719353418519976,0.37460069457370093,0.3748730206082739],"n_dims_used":45,"mean_confidence":0.9144861857096355},"coverage":{"mean_confidence":0.9144861857096355,"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}}