{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007035},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007157","490:4900007281","480:4800000178","491:4910003477","490:4900007033","491:4910002610","491:4910003058","491:4910003277","491:4910003036","491:4910003059","491:4910002811","491:4910002810","490:4900007401","491:4910003475","491:4910002809","490:4900006664","491:4910003011","491:4910002561","491:4910003048","480:4800000154","491:4910002389","491:4910003150","491:4910002758","491:4910003522","490:4900007644"],"twin_admin_codes":[490,490,480,491,490,491,491,491,491,491,491,491,490,491,491,490,491,491,491,480,491,491,491,491,490],"twin_sims":[0.19514539200807632,0.13095626234464758,0.10310192643441551,0.07069251723465442,0.06468024303927133,0.060719955281038636,0.04737171478537418,0.04231547788831126,0.04062655507870808,0.03582659643990461,0.031035816314245575,0.02971110113550811,0.02875249356492727,0.02829150809457534,0.026216425060388668,0.019759291849648152,0.01911218387705434,0.019067922396172877,0.01763071087668706,0.016925130948396632,0.015501627779508587,0.014891846939542399,0.014754511492017938,0.013893398251633222,0.013647870502446693],"twin_dists":[0.23478278606739425,0.2618761727891758,0.2768512974446701,0.2989605504240617,0.30393402149234516,0.3074205042264398,0.3207521212991572,0.32663381153838855,0.32873043335678764,0.3351197047194068,0.34226860191375863,0.3444115926163581,0.34601404464887897,0.3468010488500871,0.35048642247032097,0.3638401449395615,0.36538054861187796,0.3654875668186586,0.36908642809995756,0.3709482610502617,0.37492181042278966,0.3767229474410165,0.37713754915771486,0.3798175549782003,0.380608559207973],"n_dims_used":45,"mean_confidence":0.8957835727267796},"coverage":{"mean_confidence":0.8957835727267796,"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}}