{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000086},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000112","480:4800000067","480:4800000026","495:4950000197","480:4800000027","490:4900006541","495:4950003488","495:4950000169","495:4950000706","490:4900007279","480:4800000068","495:4950000241","480:4800003198","495:4950002703","480:4800003842","491:4910001537","491:4910002931","480:4800003113","480:4800000087","490:4900007524","480:4800002804","491:4910002776","492:4920001506","492:4920000971","495:4950000338"],"twin_admin_codes":[480,480,480,495,480,490,495,495,495,490,480,495,480,495,480,491,491,480,480,490,480,491,492,492,495],"twin_sims":[0.023086379192254952,0.012647679386568484,0.010452474147749028,0.007975714042747151,0.00593545429348916,0.005246044850552378,0.001817262505815403,0.0015161203349911478,0.0014671937441710463,0.0010623869355454493,0.0008198169946118961,0.0007344194621085408,0.0006423865682093555,0.0006108988805194713,0.0005851486830545475,0.0004932676977572043,0.0004589835844365058,0.0004275840795720419,0.000406640933640642,0.00037719459797996483,0.00031175775468825375,0.00027114295653736336,0.0002325544791949992,0.00022746338502295301,0.00020058502872638735],"twin_dists":[0.3565527767022456,0.38396669116197435,0.39225176630418707,0.40371350572246234,0.41587472598150255,0.42085269405032505,0.46138993381338794,0.4679664739129912,0.46914733894619604,0.48061412069758835,0.48962610815418034,0.49340103046049083,0.49795715421468356,0.4996566785857898,0.5011083715795802,0.5068253826593205,0.5092171828230333,0.5115590902038915,0.5132123102488935,0.5156769292864775,0.5218719585124489,0.52636398852337,0.5312608268980893,0.5319631502145499,0.5359356071060607],"n_dims_used":43,"mean_confidence":0.9059505019077035},"coverage":{"mean_confidence":0.9059505019077035,"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}}