{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000057},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002441","489:4890000041","470:4700000830","489:4890000297","481:4810005650","489:4890000292","481:4810005654","489:4890000484","489:4890000073","470:4700000959","470:4700001958","489:4890000145","481:4810005540","489:4890000008","489:4890000033","481:4810006001","481:4810005537","489:4890000187","470:4700000608","481:4810005707","470:4700001806","489:4890000149","489:4890000377","481:4810005935","470:4700000607"],"twin_admin_codes":[470,489,470,489,481,489,481,489,489,470,470,489,481,489,489,481,481,489,470,481,470,489,489,481,470],"twin_sims":[0.8677096047761242,0.7661843247356243,0.6631786472140891,0.6189915892331979,0.579499273521214,0.5780558148252797,0.5594755892729256,0.5464834438799206,0.5393100577555523,0.5069504096123294,0.5047218391484367,0.48769869240511293,0.4804567245755002,0.47255561580782984,0.47233842474479326,0.4528556287902209,0.45011745886661364,0.432318541474199,0.4308631711500239,0.4302987224402441,0.42874543355734696,0.42698999663075893,0.4224711945671376,0.4217995759467442,0.4195005846199252],"twin_dists":[0.06918743846708798,0.09478746992644223,0.1177082610516903,0.12720589050221928,0.13566642815185634,0.135976150652342,0.1399701620666484,0.14277350742740197,0.14432610309221566,0.15138509090740876,0.15187518491655247,0.15563900816542628,0.1572520075519785,0.1590206721062353,0.15906942679418723,0.16347498374550357,0.1640995585503792,0.16819549382001686,0.168533324504557,0.16866447281419805,0.16902573826605635,0.16943466559958778,0.17049053012790652,0.17064786252183087,0.17118722221801827],"n_dims_used":45,"mean_confidence":0.9147547403971354},"coverage":{"mean_confidence":0.9147547403971354,"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}}