{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008581},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008803","490:4900008800","490:4900008359","490:4900009107","490:4900009953","490:4900008687","490:4900008360","490:4900008688","490:4900008578","490:4900009032","490:4900008018","490:4900009031","490:4900008239","490:4900008473","490:4900008132","490:4900008703","490:4900009855","490:4900011976","490:4900008674","490:4900008021","490:4900008696","490:4900008916","490:4900008353","490:4900008130","490:4900008693"],"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":[0.089255762753771,0.0665995476613938,0.06630668968204792,0.06341936171952052,0.05633992454483766,0.05462490854341232,0.05331874495919493,0.037678714327345056,0.03681839537091294,0.03273238122463873,0.027704847056753187,0.02332029627458156,0.02036305711541559,0.015711182803844953,0.015078552062370104,0.014885119210334842,0.012625134929869225,0.012587459203673736,0.012466093440969188,0.01224266330284602,0.01169061225759435,0.01115857382720735,0.008870713003814515,0.008866670209298601,0.008790672175473137],"twin_dists":[0.2855023674257132,0.3023068269958775,0.30255261779324677,0.30502460855343677,0.31150128994363874,0.3131707384202782,0.31447155821421185,0.33257303353647094,0.33374244449221335,0.33963558793508447,0.34781871171461554,0.35607554447357687,0.3624421139242684,0.3743172231297545,0.3761646741453163,0.3767431791241192,0.38404505687736296,0.3841762967292159,0.38460144180463024,0.3853938014318877,0.3874079602668332,0.38943064250733667,0.3992452474560868,0.399264505828685,0.3996280013261955],"n_dims_used":45,"mean_confidence":0.9026958889431423},"coverage":{"mean_confidence":0.9026958889431423,"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}}