{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000216},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810005865","481:4810005240","481:4810005699","481:4810005840","470:4700001220","481:4810005873","488:4880002412","489:4890000175","481:4810005547","488:4880004570","489:4890000006","488:4880003351","489:4890001126","493:4930001096","489:4890001247","469:4690002947","485:4850004519","493:4930002418","466:4660005491","470:4700002279","488:4880005343","496:4960000195","481:4810005328","493:4930003792","479:4790002513"],"twin_admin_codes":[481,481,481,481,470,481,488,489,481,488,489,488,489,493,489,469,485,493,466,470,488,496,481,493,479],"twin_sims":[0.29804210528399205,0.21300993079475525,0.2124657299308044,0.17603685350938497,0.1744825469311589,0.16313192211815916,0.15085710912406264,0.14127846202335814,0.14000490625011194,0.13722501816791857,0.13255887759587337,0.12938725259770928,0.12761717657836114,0.11711115900837998,0.11538877800826597,0.10725154291019175,0.10646543693439083,0.10627700046137512,0.09270260235020854,0.08907325121981825,0.08766454784064032,0.08041076832222958,0.07706443113784153,0.06919815370483655,0.06781155301642385],"twin_dists":[0.20208073832297552,0.22840314525895444,0.22859197954859858,0.24207307819819757,0.24269024903673087,0.2473211334621701,0.2525998472388463,0.25694297329736376,0.25753674064479476,0.2588469386610727,0.2610915483099966,0.26265139017595923,0.26353452425288443,0.26897703771807646,0.2699045691897726,0.27443670539158854,0.27488848039758323,0.2749971595530769,0.2832549606765927,0.2856232724878336,0.2865631460850212,0.2916026243789665,0.2940510657800522,0.3001635761151305,0.3012988850592246],"n_dims_used":45,"mean_confidence":0.9145399305555556},"coverage":{"mean_confidence":0.9145399305555556,"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}}