{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001992},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002487","489:4890002322","489:4890002556","489:4890003300","489:4890002239","489:4890003372","489:4890002408","489:4890003429","489:4890002059","489:4890001896","489:4890002893","489:4890002074","489:4890001812","489:4890003067","489:4890003301","489:4890002321","489:4890003562","489:4890002908","489:4890001656","489:4890002407","489:4890002557","489:4890003426","489:4890002072","489:4890003499","489:4890003488"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9609357770474762,0.9286150591603586,0.9269153870388688,0.9093844053781348,0.9081349886534388,0.9036335650289911,0.9035196339524062,0.8898814376937704,0.8881895246646183,0.8804891590028294,0.8765421008801304,0.8751117120443531,0.8717229900901918,0.86738112363378,0.8642121700977795,0.8627461659657514,0.8626590083595569,0.8583638990610903,0.8541736604442994,0.8489196549396799,0.848498784780194,0.8439470081218561,0.837354826373426,0.8349520982751027,0.8324470262218493],"twin_dists":[0.036664053832190686,0.049984297205127204,0.05059873812963449,0.05660721804913127,0.0570154163184807,0.0584669927578154,0.05850335738375492,0.06273543820721299,0.0632450429920865,0.06552619364563447,0.06667269518660421,0.06708459930800018,0.06805313520070153,0.06927968483435774,0.07016515857382821,0.07057211881036421,0.07059626143320881,0.0717789267021587,0.07291981322731393,0.07433331581660423,0.07444575691090496,0.07565466420183076,0.07738326344558444,0.07800710246069088,0.07865413646677379],"n_dims_used":45,"mean_confidence":0.9138719346788194},"coverage":{"mean_confidence":0.9138719346788194,"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}}