{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012194},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011545","490:4900012136","490:4900012001","490:4900011936","490:4900012143","490:4900011116","490:4900012195","490:4900010699","490:4900011925","490:4900011862","490:4900012193","490:4900009790","490:4900011935","490:4900011939","490:4900012069","490:4900012067","490:4900011852","490:4900011483","490:4900008611","490:4900011872","490:4900011337","490:4900012129","490:4900011472","490:4900007356","490:4900012068"],"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":[0.568653606903716,0.5153420815669217,0.5042459959429793,0.4690802351595683,0.46411514970788803,0.4493186484730772,0.44636926899167223,0.4255370804824481,0.3625434908078295,0.35041850499577676,0.3406656364319361,0.32784271242877866,0.32774237228368214,0.3139967298402771,0.2893842396693749,0.283875032120536,0.2747055096307437,0.26828035782090986,0.25897943565902054,0.25352924601870025,0.24719402081185274,0.23669261397280741,0.2363538508396578,0.23400940553563548,0.2338449054568651],"twin_dists":[0.13799539292590804,0.1495446338961928,0.15197990446279835,0.15980172460621156,0.16092099804208235,0.16428203313472867,0.16495682851491708,0.16977364553191543,0.1850071838150435,0.18808293127269923,0.19059750913724124,0.1939632157804893,0.1939898337042846,0.1976801228336229,0.20452654093660927,0.20610562820273684,0.20877546046656983,0.21067889573897672,0.21348510648307126,0.2151590374673916,0.2171338100759745,0.22048029157679652,0.220589836549557,0.22135078296693084,0.22140436257827875],"n_dims_used":45,"mean_confidence":0.9147272745768229},"coverage":{"mean_confidence":0.9147272745768229,"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}}