{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":471,"cluster_id":4710001358},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["471:4710003397","471:4710001316","484:4840002952","471:4710002752","484:4840001329","471:4710003398","473:4730004600","498:4980000187","475:4750007899","471:4710002082","476:4760003206","475:4750009111","496:4960004162","500:5000009311","471:4710001474","471:4710001413","471:4710001906","498:4980004441","498:4980000686","470:4700004797","496:4960003965","484:4840002756","469:4690000095","471:4710001855","498:4980000053"],"twin_admin_codes":[471,471,484,471,484,471,473,498,475,471,476,475,496,500,471,471,471,498,498,470,496,484,469,471,498],"twin_sims":[0.01701240678052422,0.01676443755851697,0.01215878540226547,0.011038715214685966,0.011022348978600207,0.010351917538695372,0.010045280152220825,0.009685693426002378,0.008308839238917709,0.00780150904712301,0.00729471707998022,0.006412198700196244,0.004179464828097134,0.0039717667865595985,0.003940676753926388,0.00385674898145341,0.0037547136969133124,0.003748696457774886,0.003422180388588761,0.003208267005628695,0.003079476505326692,0.0029315229201436637,0.0029044237105576424,0.002767743508344048,0.002761280085505268],"twin_dists":[0.37071431487773965,0.37138178839910363,0.38569457327650114,0.38989811978734323,0.38996230178589775,0.39266723836027106,0.3939567575603073,0.39551442458665675,0.40200026210733664,0.4046351358418696,0.40742539050449905,0.4127293122743025,0.42986580010408915,0.43186125144107795,0.4321680773206805,0.43300748832804065,0.43405068866871527,0.4341130111504156,0.43763953776593767,0.4401202584509354,0.4416876714438082,0.443563993852714,0.44391701201538913,0.44574478984404403,0.44583325304345567],"n_dims_used":45,"mean_confidence":0.9247099134657119},"coverage":{"mean_confidence":0.9247099134657119,"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}}