{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000261},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000478","491:4910000427","491:4910000477","491:4910000299","490:4900000302","491:4910000231","491:4910000338","497:4970000934","497:4970002912","492:4920005608","491:4910000380","491:4910000476","491:4910000298","490:4900013253","497:4970002681","497:4970002859","497:4970001017","492:4920006346","491:4910000381","492:4920006496","466:4660012092","490:4900013254","497:4970002741","492:4920005723","497:4970002338"],"twin_admin_codes":[491,491,491,491,490,491,491,497,497,492,491,491,491,490,497,497,497,492,491,492,466,490,497,492,497],"twin_sims":[0.2549195926831372,0.1298728992044124,0.08442736710175007,0.047882260120085215,0.023068754261786336,0.017245187905761204,0.012447083117684622,0.012213145473712689,0.011964627122371238,0.011240803716590229,0.009040420111771181,0.007154692059886245,0.005605439499474019,0.005574276744007617,0.00398886316599572,0.003570898621031036,0.003028990227528693,0.0026021591184181214,0.0025510825294241934,0.002203927783158896,0.002143307803325445,0.0021298996994274302,0.002071614183088104,0.0019436271645411419,0.0017221981100810479],"twin_dists":[0.2147298684437335,0.262410686830202,0.28876935425418493,0.32018790496749927,0.3565889043167013,0.37009544610656964,0.3846683669735856,0.38549943842766576,0.3863979126138361,0.38911250072737696,0.3984438203796534,0.40822701635213754,0.41818850079269737,0.4184133001598675,0.43169345791290953,0.43599691362119763,0.4423184884908281,0.448073145421332,0.4488187750762938,0.4542828433886697,0.4553172420602986,0.45554965888965115,0.4565758677985842,0.45892577101556503,0.46335001173063645],"n_dims_used":44,"mean_confidence":0.9076995849609375},"coverage":{"mean_confidence":0.9076995849609375,"n_dims_used":44,"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}}