{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000722},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920006648","491:4910000781","492:4920006846","491:4910000592","492:4920006843","491:4910000844","492:4920006642","492:4920006720","491:4910000444","491:4910000651","491:4910001215","492:4920007060","491:4910001083","492:4920006950","491:4910001085","491:4910000899","491:4910000593","491:4910001973","492:4920006652","492:4920004060","492:4920005800","492:4920006757","492:4920006812","492:4920006759","492:4920005243"],"twin_admin_codes":[492,491,492,491,492,491,492,492,491,491,491,492,491,492,491,491,491,491,492,492,492,492,492,492,492],"twin_sims":[0.6542289062930989,0.6214671660751073,0.6090566732210413,0.5658606457285933,0.540564410385152,0.5225512880143965,0.49769460597472415,0.4964952087494274,0.472032789149246,0.4641860618357924,0.4598517488280884,0.4455051791496041,0.4318288828575506,0.4292038442619736,0.42177586798874367,0.40416536961842464,0.39188359582652277,0.38758343037462173,0.3774580187201751,0.35650203067448133,0.3479734586110332,0.3458809311926653,0.3441082655563866,0.3436392540203574,0.3403577863682852],"twin_dists":[0.11963942734521289,0.1266755296940567,0.12933359690685223,0.13859590948028777,0.14405434127137917,0.14796941134698782,0.15342444631401417,0.1536894806326642,0.15913804802659773,0.16090498336512749,0.16188542281843146,0.16515484534995295,0.16830910531830207,0.168919065123411,0.17065341823717334,0.17481811834130315,0.1777706528413897,0.1788144984121962,0.18129435728166504,0.1865329839849825,0.18870982623617003,0.18924818063639995,0.18970559198867834,0.1898268228998505,0.19067750113999885],"n_dims_used":44,"mean_confidence":0.8961857015436346},"coverage":{"mean_confidence":0.8961857015436346,"n_dims_used":44,"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}}