{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880003526},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880003588","481:4810001771","481:4810001857","488:4880003912","481:4810001680","488:4880003583","488:4880001835","481:4810001855","488:4880002994","488:4880001496","488:4880003092","493:4930001448","488:4880003088","488:4880003140","488:4880004135","488:4880002423","496:4960005626","481:4810001239","488:4880002495","481:4810000297","488:4880002559","481:4810000817","488:4880004682","488:4880002467","488:4880002218"],"twin_admin_codes":[488,481,481,488,481,488,488,481,488,488,488,493,488,488,488,488,496,481,488,481,488,481,488,488,488],"twin_sims":[0.6960315209108658,0.6258112913957149,0.6146877779458944,0.607625908078971,0.5793018874405794,0.5767068866980771,0.5762714135327941,0.56868425205401,0.5474193896520829,0.5420729763336867,0.535889548961857,0.5283923069504051,0.5272026716235837,0.5189609424407726,0.5187183846889072,0.5075337968908438,0.5070756846697835,0.5041643151719845,0.4984832716883889,0.49376889129031376,0.49257060512007894,0.4882055519921899,0.4821531891372379,0.47798445097142017,0.4776636364664755],"twin_dists":[0.11056283542410741,0.12574458387496462,0.1281277237579374,0.12963996498626795,0.13570877734344802,0.13626565102925908,0.13635912326908842,0.13798880580362344,0.14257120089505257,0.1437276589613629,0.14506779134222506,0.14669681403370902,0.14695574894478444,0.14875325700255526,0.14880625821969584,0.1512568902582158,0.1513575581594841,0.15199788275298165,0.15325027129443303,0.15429260755021648,0.15455800305090053,0.15552639299979007,0.1568734783216591,0.1578044046554021,0.15787615365741764],"n_dims_used":45,"mean_confidence":0.9204006618923611},"coverage":{"mean_confidence":0.9204006618923611,"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}}