{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001682},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002423","489:4890003165","489:4890003088","489:4890001934","489:4890003530","489:4890003404","489:4890002251","489:4890003000","489:4890003465","489:4890001939","489:4890003338","489:4890002513","489:4890003162","489:4890002107","489:4890003579","489:4890002658","489:4890002342","489:4890003093","489:4890001945","489:4890003244","489:4890003085","489:4890003336","489:4890003528","489:4890003155","489:4890002920"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.5113494407218779,0.5087338488533256,0.4963684914332656,0.47916569318885827,0.4562162938585633,0.45372047218686656,0.42425925829175914,0.419696631298848,0.3951554583919892,0.3895443516172665,0.3753219932847924,0.3748352729137489,0.3632520054495169,0.3553921250112495,0.33600072422413574,0.33571825771113045,0.3328196881701788,0.32493121636336086,0.306927815187972,0.3040472702934564,0.3039207166964503,0.3019998394925028,0.2859488414729709,0.28582638054614956,0.28112284700253115],"twin_dists":[0.15041933776429017,0.15099329763144417,0.15371749238672533,0.15754035769459146,0.16271031689462545,0.1632780040527841,0.17007217118194154,0.17114117957834804,0.17698000015397816,0.1783378228973473,0.1818215894108845,0.18194193101700745,0.18482909654785548,0.18681473479492833,0.19181384265997778,0.19188778503828688,0.19264851535266633,0.194737407875884,0.19961355395337735,0.20040875663302055,0.20044379281888092,0.2009766288586684,0.20550907812578978,0.20554423269257568,0.20690139260731424],"n_dims_used":45,"mean_confidence":0.9019778781467014},"coverage":{"mean_confidence":0.9019778781467014,"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}}