{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001729},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002586","489:4890001658","470:4700007717","489:4890001659","470:4700006144","489:4890002406","470:4700004485","489:4890002499","470:4700006835","478:4780000533","470:4700000740","499:4990000447","470:4700005422","470:4700004666","470:4700007147","489:4890003168","470:4700007833","488:4880001179","496:4960009921","479:4790000137","469:4690003179","470:4700008348","488:4880000875","470:4700008353","472:4720000984"],"twin_admin_codes":[489,489,470,489,470,489,470,489,470,478,470,499,470,470,470,489,470,488,496,479,469,470,488,470,472],"twin_sims":[0.6213990566306051,0.5657772625392693,0.5318182549328039,0.5166258005051881,0.49494607052329237,0.49242930980097915,0.4709644521169068,0.4599013136440141,0.4496828660927367,0.43084930188726395,0.4296813447805734,0.4222263606376246,0.4123614188160759,0.39904578779844063,0.39781080984878586,0.39689062435880823,0.38897122900045944,0.3850912077216202,0.3838879707021441,0.38345826870941,0.38254234438918294,0.3802528135462064,0.38014306525360825,0.36774491745323085,0.3653881276150021],"twin_dists":[0.12669012263744583,0.13861384319241501,0.14595182251540498,0.14926375514292525,0.1540320695416842,0.15458930949867647,0.15937802765345266,0.16187419262430636,0.1641988187939095,0.16853654615744418,0.16880799925996384,0.1705478723840212,0.1728702201041093,0.17604381237377661,0.17634054850907374,0.17656192146476554,0.1784770247715795,0.17942197503586502,0.17971593175770112,0.179821016629719,0.18004519684915,0.18060670921747027,0.18063366608471423,0.18370384608181806,0.18429323622154276],"n_dims_used":45,"mean_confidence":0.9139437357584635},"coverage":{"mean_confidence":0.9139437357584635,"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}}