{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730003330},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730003325","473:4730003257","473:4730003402","473:4730003264","473:4730003056","473:4730003189","473:4730003265","473:4730003266","473:4730003339","473:4730003261","473:4730003052","473:4730003066","473:4730003122","473:4730003268","473:4730003256","473:4730003334","473:4730003478","473:4730003986","473:4730007124","473:4730003260","473:4730002645","475:4750008629","473:4730003553","475:4750008112","473:4730003065"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,475,473,475,473],"twin_sims":[0.9057922411312809,0.8390010339423732,0.8200339312920452,0.7813807871168974,0.7810443835572631,0.764871729040892,0.751780438224059,0.7118692972074927,0.6662490578977013,0.6533652373712423,0.6500664734090951,0.6396920473589949,0.6234335082526067,0.6195218713027959,0.6111554502815122,0.5905164822183807,0.5871472723487471,0.5641951898114168,0.5509310434978789,0.549901278416539,0.5366970143661639,0.5220752678884606,0.5151085530714016,0.510686234346794,0.5036088529797574],"twin_dists":[0.057774535001707907,0.07695396877929968,0.08181258986098773,0.09122565271254347,0.09130523797870767,0.09509209766074365,0.09810656672050706,0.10707534469948247,0.11704447283232101,0.11982552466267704,0.12053593086483082,0.1227665538842521,0.12625418980652384,0.12709229250762288,0.12888417632949206,0.13330434438114333,0.13402639347420067,0.13895417076617264,0.14181266701983944,0.14203501820155617,0.14489262097959635,0.14807326401213453,0.1495957485397776,0.15056479883319435,0.15212016326507657],"n_dims_used":44,"mean_confidence":0.9148516221479936},"coverage":{"mean_confidence":0.9148516221479936,"n_dims_used":44,"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}}