{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002245},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002116","477:4770001815","477:4770002054","477:4770002375","477:4770002181","477:4770002801","477:4770002327","477:4770002248","477:4770000541","477:4770001996","477:4770002808","477:4770002000","477:4770001737","477:4770002119","477:4770003426","477:4770002955","477:4770000489","472:4720007715","477:4770000540","477:4770002951","477:4770003105","477:4770002240","472:4720004142","477:4770002046","472:4720003997"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,472,477,477,477,477,472,477,472],"twin_sims":[0.522595145443775,0.48209813838958626,0.419293123301318,0.3986716433472739,0.3499952684637709,0.3223562990976444,0.22527577461355722,0.22204707271450339,0.19632169956739537,0.17756833400994965,0.175570883422499,0.1727784688773584,0.17060942143908178,0.1672296353022485,0.1638212749291887,0.1611324215374526,0.1589413960181682,0.15695120561534429,0.1557435586882065,0.15468936138688352,0.14809862663092152,0.14738104071215227,0.14591654180330152,0.14470171441576002,0.14257459183569474],"twin_dists":[0.1479598441258548,0.15688575509237496,0.17123595559523452,0.1761336661559446,0.1881912819796849,0.19542531569976215,0.22423047158043716,0.2253137738460345,0.23435063235448056,0.24146875510518753,0.24225769256329996,0.2433714154909663,0.2442454303852817,0.24562334333108632,0.24703337653377022,0.24816080165397755,0.24908963239915885,0.24994143902831398,0.2504621644561328,0.25091914251122316,0.2538291667424901,0.2541517244829836,0.2548136416295751,0.2553664548025865,0.25634275885853886],"n_dims_used":45,"mean_confidence":0.9225079854329427},"coverage":{"mean_confidence":0.9225079854329427,"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}}