{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010950},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011998","490:4900012005","490:4900009786","490:4900011590","490:4900010522","490:4900008609","490:4900008951","490:4900010530","490:4900013036","490:4900009582","490:4900009771","490:4900012203","490:4900011678","490:4900008176","490:4900004107","490:4900010088","490:4900009381","494:4940008060","490:4900009977","490:4900005743","490:4900009987","490:4900008523","490:4900008932","494:4940007236","490:4900004945"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,494,490],"twin_sims":[0.09089151653228658,0.07144614776535634,0.06644594227864198,0.051437396270478775,0.048472600834360204,0.045053280364535715,0.041949781375807745,0.031237669954829888,0.028649797685087842,0.026747738760219224,0.02532595183537029,0.02478207060953529,0.02376291373306065,0.020576287178519684,0.012991658690246165,0.01027582245678072,0.0100252752234701,0.009909177961931755,0.008926173284422105,0.007692510750047565,0.00718562257521238,0.006556023734208276,0.00535425641598729,0.004864365368823502,0.004542170657627584],"twin_dists":[0.2844274168647655,0.2983616572769987,0.30243563524898365,0.3163924744044398,0.31954173651464973,0.32338014407392446,0.3270817247379539,0.34194897128626883,0.34618842550051726,0.34951950495175055,0.3521455486430888,0.3531838646497269,0.3551837701032761,0.36195700277996806,0.38278608814912535,0.39298403806885435,0.3940420989791555,0.3945403900598522,0.3989818444889777,0.4052212233401354,0.40804873745613923,0.4118217802612995,0.42003358641369776,0.42386938149191383,0.4265877845452688],"n_dims_used":45,"mean_confidence":0.9154752943250868},"coverage":{"mean_confidence":0.9154752943250868,"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}}