{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001005},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000945","489:4890000425","489:4890000607","489:4890000774","489:4890000508","485:4850003885","485:4850003889","489:4890000947","489:4890001200","489:4890000715","489:4890001007","489:4890000197","489:4890001006","489:4890000603","489:4890000772","489:4890000773","485:4850003247","489:4890000829","489:4890001016","489:4890000687","489:4890000771","489:4890001202","489:4890000719","489:4890000553","489:4890000778"],"twin_admin_codes":[489,489,489,489,489,485,485,489,489,489,489,489,489,489,489,489,485,489,489,489,489,489,489,489,489],"twin_sims":[0.9039721814422588,0.8001179073808835,0.7916041864425217,0.7751795545637505,0.768289020517022,0.7307541069590685,0.7276011634520324,0.7172744024856215,0.6983205936140404,0.6818676183625659,0.6767429261269129,0.6537108567907387,0.6470111743150833,0.6300457643666683,0.6257104369770875,0.6207270436222092,0.614067132142606,0.6129281899417793,0.6079226605710741,0.607787437831001,0.6044457956307898,0.6020576682424131,0.5918250325351136,0.5871191333394034,0.5864342932862708],"twin_dists":[0.05835880622050396,0.08673363613686023,0.08878966502880131,0.09268719027108,0.0942980522392003,0.1028681786629135,0.10357475840992458,0.10587707262504449,0.11006078980225731,0.11365609387184351,0.11477022526001693,0.11975105822265827,0.12119338720210401,0.12483672192071237,0.12576620148147363,0.1268341020028941,0.12826064303222812,0.12850455349478182,0.1295764220473236,0.12960537700223854,0.1303209143947672,0.13083229211703737,0.13302397020649676,0.13403242489670475,0.1341792216285936],"n_dims_used":45,"mean_confidence":0.9194938659667968},"coverage":{"mean_confidence":0.9194938659667968,"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}}