{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002400},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000916","470:4700002401","481:4810000999","481:4810000994","472:4720001373","470:4700005309","472:4720001655","470:4700005150","470:4700008182","470:4700005749","488:4880004613","481:4810001298","472:4720001023","470:4700007643","472:4720001042","470:4700005886","489:4890003852","470:4700008173","470:4700000751","489:4890000568","477:4770003751","489:4890003917","481:4810001122","472:4720001091","470:4700002044"],"twin_admin_codes":[470,470,481,481,472,470,472,470,470,470,488,481,472,470,472,470,489,470,470,489,477,489,481,472,470],"twin_sims":[0.6603298644442684,0.5591009746339113,0.4352374619365758,0.3995837792637872,0.3949979618371337,0.38729566189399994,0.3653299484414003,0.35373844925470954,0.3480822220302156,0.3454045068363883,0.3267103512225695,0.31329352635890717,0.3065961415367688,0.30353476855800604,0.29521512282573636,0.28385816740560005,0.2813993060671388,0.279233672733935,0.27790321941471047,0.26992865959879403,0.2672597371414269,0.2616143436812546,0.26050585842300567,0.2590980334045509,0.2581135137278775],"twin_dists":[0.11832353770135069,0.14005085511081014,0.16751931187696614,0.1759146766782325,0.1770179899119848,0.17888454697081235,0.184307809887752,0.1872353673114536,0.18868189088129478,0.18937099288880774,0.1942638666132744,0.19787133580295532,0.19970489538118522,0.20055069432710237,0.202874671299986,0.20611049023042316,0.20682124517055636,0.20745036150479487,0.20783832970335034,0.2101879312253913,0.21098383641818708,0.21268380469374923,0.21302028522249947,0.2134489298087738,0.21374956144879065],"n_dims_used":43,"mean_confidence":0.9123455313749091},"coverage":{"mean_confidence":0.9123455313749091,"n_dims_used":43,"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}}