{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003550},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002863","490:4900003010","490:4900004510","490:4900002862","490:4900003958","490:4900001127","466:4660005086","494:4940008545","494:4940008965","490:4900000647","490:4900002094","490:4900004522","490:4900003150","490:4900002724","466:4660009669","490:4900003555","490:4900002420","466:4660010504","466:4660012120","494:4940008380","494:4940008274","494:4940008979","494:4940007537","490:4900003157","466:4660009162"],"twin_admin_codes":[490,490,490,490,490,490,466,494,494,490,490,490,490,490,466,490,490,466,466,494,494,494,494,490,466],"twin_sims":[0.2700997217219633,0.2325611804527876,0.12198327469764156,0.12120675955705373,0.07419924185425761,0.04873663088600166,0.039245297838427146,0.03475745030419874,0.03365134004972364,0.025381062247748682,0.02344593402737551,0.018926720836011067,0.01857946046846962,0.01820749280960413,0.017842861739767547,0.016935488499574086,0.015794138163667183,0.015776260512052633,0.015369900704658136,0.015129730855034027,0.014790034329956637,0.014592101633859168,0.013913904567174723,0.01286027627623543,0.011145716778081415],"twin_dists":[0.2101370848811974,0.22182333908942484,0.26640871779565745,0.2668127404294748,0.2962164224637221,0.3192548619746235,0.3305005186786708,0.3366411513552177,0.3382577169923793,0.35204141633465097,0.35582093199725096,0.3658304297600629,0.3666832484845224,0.36761234947055454,0.3685393911966765,0.3709204419656048,0.3740798469415552,0.37413091086559314,0.37530554800717686,0.3760127062578258,0.3770299843025068,0.37763226064768785,0.379752050807355,0.38323371446252164,0.3894805737830746],"n_dims_used":45,"mean_confidence":0.9237574259440104},"coverage":{"mean_confidence":0.9237574259440104,"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}}