{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013128},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013158","497:4970000933","490:4900013129","490:4900013008","490:4900013256","491:4910000475","490:4900000301","490:4900000254","490:4900012925","494:4940008344","494:4940007735","494:4940008037","494:4940008540","494:4940008038","494:4940008058","494:4940008243","497:4970001947","490:4900012918","490:4900000371","490:4900012384","494:4940006449","490:4900013288","490:4900003417","494:4940008353","490:4900012382"],"twin_admin_codes":[490,497,490,490,490,491,490,490,490,494,494,494,494,494,494,494,497,490,490,490,494,490,490,494,490],"twin_sims":[0.6797784115865313,0.14608228152574423,0.1379049722172462,0.11275074156736062,0.06713830009343585,0.03192471707374904,0.027956963216263127,0.026388396701346985,0.02510008434788917,0.020421516299916977,0.018765930038548668,0.01597030759842582,0.015766765147981286,0.015243332389977628,0.012420221100014955,0.01170104803526375,0.009952842895072865,0.008612617481784874,0.008307811662909474,0.007734760305009717,0.007459882183485977,0.007321956634439983,0.007204679099729163,0.006075165037773663,0.005903179101208489],"twin_dists":[0.11411059505437746,0.25473848546353833,0.25852464807141695,0.27134605012397883,0.3018569536521225,0.3408741293666284,0.3473791239474111,0.35017162270528573,0.3525743863063714,0.36230867697274965,0.36622359190375964,0.3735793542581248,0.37415805316446904,0.3756769943748435,0.3847630883147761,0.38736910993585516,0.3943523719087496,0.40049076223732794,0.40200545152958017,0.40499316716022776,0.4064974214805193,0.4072710557228317,0.40793924152627303,0.4149300286180173,0.41609581546077423],"n_dims_used":44,"mean_confidence":0.9108671708540483},"coverage":{"mean_confidence":0.9108671708540483,"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}}