{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007731},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006272","490:4900006631","490:4900007500","490:4900004831","490:4900003573","490:4900006882","490:4900007496","490:4900004001","490:4900006508","490:4900002892","490:4900007491","490:4900002293","490:4900006622","490:4900005630","490:4900007242","490:4900003186","490:4900004002","490:4900006883","490:4900006393","490:4900005629","490:4900001974","490:4900001553","490:4900001979","490:4900005757","490:4900004534"],"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":[0.4651936087618849,0.4339740950020181,0.43106386151959736,0.3977624680650012,0.38417961324587196,0.3762830780779272,0.3642812084636984,0.354956413693012,0.35125681673941905,0.3475499129383572,0.34366027767677493,0.33755064115168526,0.3321615076074136,0.3269816639350018,0.3253732213220102,0.31851231129518764,0.31184066400714555,0.3097649364841073,0.3067368159863597,0.3007547422649793,0.300435943381384,0.29798431664576885,0.29744212382853613,0.28576114629885624,0.2850641623968766],"twin_dists":[0.16067753252824987,0.16781175284689975,0.16848671140291657,0.17635217245742804,0.17964464174073258,0.18158418537383203,0.1845707161712269,0.1869254647885756,0.1878685210583529,0.1888186557117363,0.1898213867861729,0.19140871202092138,0.1928217571268262,0.1941917785704805,0.1946196282563615,0.19645800366143093,0.19826716937427832,0.19883453493709147,0.19966614731423632,0.20132306352735893,0.2014119003337872,0.202096923308899,0.20224886624781171,0.20556296302648155,0.20576324462324852],"n_dims_used":45,"mean_confidence":0.9228402031792535},"coverage":{"mean_confidence":0.9228402031792535,"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}}