{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001773},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700004883","480:4800001771","480:4800002062","469:4690003419","480:4800002494","480:4800002007","470:4700006074","469:4690004567","470:4700004880","469:4690004665","480:4800002013","480:4800002252","466:4660004973","466:4660005390","469:4690003420","469:4690004203","480:4800002492","480:4800002490","469:4690003722","493:4930002551","470:4700005796","466:4660005384","470:4700004098","470:4700005048","480:4800002109"],"twin_admin_codes":[470,480,480,469,480,480,470,469,470,469,480,480,466,466,469,469,480,480,469,493,470,466,470,470,480],"twin_sims":[0.17853184150407048,0.15941508398254184,0.15099010631703624,0.14934081801115645,0.1379358899098853,0.13174634565512747,0.1268374844124518,0.11870420753687441,0.10560963375729329,0.10335691038601584,0.09940189879958537,0.09935236171646153,0.09516276251414965,0.09402662952627906,0.09359716530293767,0.08701291546616882,0.08615142319713509,0.0829808747018823,0.08185110000825581,0.08105073729088481,0.08000072434123556,0.07889327880918355,0.07692740378249367,0.07470680198296237,0.07163171772083993],"twin_dists":[0.24109045100597246,0.24888803877604312,0.25254099668866986,0.2532735129886104,0.2585100217035001,0.26148845732106235,0.2639264749577002,0.26812842091243166,0.2753832660530518,0.276700765455033,0.27906906066820514,0.27909918771404835,0.2816909406480214,0.2824092128759064,0.2826825059175082,0.28700197248080106,0.28758615363908446,0.28977702727501786,0.2905738729194641,0.2911437219919661,0.29189819558256647,0.2927025921123926,0.29415313369881785,0.2958279768140955,0.2982149752510198],"n_dims_used":43,"mean_confidence":0.9202879972236101},"coverage":{"mean_confidence":0.9202879972236101,"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}}