{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000005},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000168","490:4900002500","490:4900002812","496:4960008374","490:4900002960","494:4940008485","478:4780007986","466:4660002623","478:4780008456","478:4780008566","490:4900004309","469:4690000846","490:4900005801","478:4780008339","480:4800003899","490:4900006305","490:4900001625","469:4690000784","470:4700003145","490:4900002814","496:4960009934","496:4960011479","490:4900001754","490:4900000421","485:4850004220"],"twin_admin_codes":[490,490,490,496,490,494,478,466,478,478,490,469,490,478,480,490,490,469,470,490,496,496,490,490,485],"twin_sims":[0.3635304596314638,0.19869894247905806,0.1389887088043157,0.11577472206593689,0.11399092674518109,0.07834087145440338,0.07764797367004435,0.06521376669178089,0.058612642358656715,0.05722563348074118,0.056882363209780615,0.05310873692709628,0.05305906240688432,0.05197515775743715,0.04814809351544561,0.04812059153998848,0.047827723360560445,0.047287619468106,0.047056926250935764,0.041110140090818155,0.0393151690058852,0.03888887532899349,0.03875952728308707,0.038697762348954674,0.036296814043474415],"twin_dists":[0.18475915441816532,0.2334827207072593,0.25801341579916576,0.2696958122431119,0.27066518839765596,0.2931072289299682,0.2936180295137137,0.3034777834952779,0.3093524611576335,0.3106555028978755,0.31098200944323673,0.31468316661423257,0.3147333211789785,0.3158375255869295,0.319896113344743,0.31992623835046247,0.32024793439358273,0.32084554420906564,0.3211025403900897,0.32812271798566467,0.33040972423756354,0.330965812253696,0.33113556270665545,0.3312167893261809,0.3344627545972496],"n_dims_used":45,"mean_confidence":0.9163464016384548},"coverage":{"mean_confidence":0.9163464016384548,"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}}