{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000639},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001895","470:4700000915","470:4700001285","488:4880004629","469:4690005394","469:4690005493","499:4990003153","487:4870005634","488:4880006384","469:4690005943","470:4700002693","489:4890003055","470:4700001399","488:4880000885","488:4880004797","481:4810001297","469:4690005404","470:4700001001","470:4700000520","481:4810001234","470:4700000755","481:4810001440","481:4810000079","481:4810000081","472:4720001030"],"twin_admin_codes":[470,470,470,488,469,469,499,487,488,469,470,489,470,488,488,481,469,470,470,481,470,481,481,481,472],"twin_sims":[0.5433702661365268,0.5395092477003264,0.5286631774948054,0.5136607052180193,0.48753596675278377,0.4786005115767762,0.4710516516825189,0.4654283296880854,0.4486173040242183,0.44497508150975446,0.44382185832070553,0.440268545759122,0.4338633585078121,0.4183620983204569,0.3990356086463105,0.3968123768871516,0.39367898819634406,0.39287884655213384,0.3928083086350786,0.39262100649466203,0.39010380089830565,0.38766403187191234,0.38470319107781664,0.3840996089674256,0.3822948341699865],"twin_dists":[0.14344686234530657,0.14428293961181554,0.14663787428684805,0.14991278099479668,0.1556751704351069,0.15766666845787233,0.15935843325509744,0.16062456951937154,0.16444234359629556,0.16527639625766208,0.16554102095640358,0.16635805605181625,0.1678374020873438,0.17145478290885083,0.17604625647014596,0.1765807566445391,0.17733641495848976,0.1775298251528135,0.17754688434555485,0.17759218921341358,0.17820203478929975,0.17879488281484265,0.17951672150778944,0.1796641956641864,0.18010582121322025],"n_dims_used":43,"mean_confidence":0.9137314197628997},"coverage":{"mean_confidence":0.9137314197628997,"n_dims_used":43,"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}}