{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001266},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001418","470:4700004065","470:4700001579","468:4680003395","496:4960011536","496:4960009465","485:4850008891","481:4810002861","488:4880005260","470:4700005881","485:4850004661","466:4660005662","470:4700008665","475:4750000385","484:4840006876","466:4660008370","493:4930002413","470:4700005874","472:4720001661","470:4700004598","496:4960012172","481:4810004049","466:4660007917","485:4850004477","493:4930003611"],"twin_admin_codes":[470,470,470,468,496,496,485,481,488,470,485,466,470,475,484,466,493,470,472,470,496,481,466,485,493],"twin_sims":[0.16304399919872922,0.0919527378570171,0.0781623264009797,0.07384344077531031,0.06499192163807149,0.053479184556470605,0.04701709680793356,0.045117545787433176,0.04154575040964973,0.03542405170986772,0.03291837995694642,0.032004745282428956,0.027895390996286146,0.027460019577651762,0.026563062773891304,0.025939956879197555,0.024929537146240632,0.023342814674399227,0.0231075591328692,0.022868350275754463,0.02116059999622494,0.020379136942422493,0.019989346263283476,0.01889441945324599,0.01818419244307293],"twin_dists":[0.2473578984472694,0.2837381898842124,0.29323850292748327,0.29649000552011484,0.3036671205172478,0.31431036131065404,0.32114701768968335,0.3233057864222346,0.32758043149631483,0.3356879549458428,0.3393540636211917,0.3407502197942214,0.3474861650491569,0.3482488981360964,0.3498536966433859,0.35099626081463864,0.35290040705890585,0.3560298222550264,0.3565093936538601,0.35700138559793804,0.36064975051966447,0.36240537740331463,0.36330311206951577,0.365909177431735,0.3676711002371033],"n_dims_used":43,"mean_confidence":0.9134588019792423},"coverage":{"mean_confidence":0.9134588019792423,"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}}