{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011317},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010771","490:4900011019","490:4900012050","490:4900011384","490:4900011365","490:4900011161","490:4900011098","490:4900011777","490:4900011178","490:4900011963","490:4900011649","490:4900008115","490:4900010769","490:4900011695","490:4900011639","490:4900011449","490:4900012043","490:4900012096","490:4900010322","490:4900011003","490:4900011101","490:4900010828","490:4900011383","490:4900012114","490:4900009014"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.46865204490036716,0.21494767231571804,0.10778395349437894,0.07924008311869425,0.0788760307532726,0.07337948139146663,0.048371827388938256,0.046328715890330274,0.042397472256678705,0.024907633377016635,0.02057900492727396,0.015850259027356678,0.015241144252861723,0.010503241101501852,0.009087912851605567,0.008072445507826785,0.007762480593705644,0.007249121216941892,0.007051817697075597,0.006583147627783574,0.00625607621069606,0.005982361430094124,0.005506415197909891,0.005345002858744136,0.004936019529801535],"twin_dists":[0.15989809047605216,0.22773339809515727,0.2741321867249921,0.29244972029164046,0.2927151917890573,0.29684835866548553,0.31965157311635845,0.3219207536714611,0.32653383056149554,0.3529424182683589,0.3619508480640167,0.37391987853473474,0.3756834398531617,0.3920433615451475,0.39822194869777344,0.403209514038816,0.4048441440134255,0.40768489156564314,0.4088249945306576,0.411652641852214,0.41373544047920163,0.4155553321960317,0.41890679028941125,0.42010304291065115,0.4232870770824633],"n_dims_used":45,"mean_confidence":0.8931689792209201},"coverage":{"mean_confidence":0.8931689792209201,"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}}