{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002992},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003252","490:4900002996","490:4900003530","490:4900003251","490:4900003254","490:4900001372","490:4900003120","490:4900003256","490:4900003657","490:4900004492","490:4900002550","490:4900003125","490:4900001506","490:4900003263","490:4900002993","490:4900003265","490:4900002989","490:4900003661","490:4900003952","490:4900003127","490:4900003654","490:4900002092","490:4900004365","490:4900004355","490:4900003515"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3415362419836119,0.3199029105487887,0.311295671438632,0.2689845395964577,0.23687311120742793,0.23417826233971062,0.21302352719633472,0.2087440563452226,0.2077601530603265,0.2062873827723629,0.20431703687513803,0.19851912070247568,0.18095155555891665,0.17866471128657982,0.1751035169795244,0.16578064120229158,0.15867197768487123,0.1505200753421449,0.1471844058692211,0.14260315493648493,0.14032394260725445,0.13962290276063932,0.13257000318631007,0.13168519756269156,0.13078223455638197],"twin_dists":[0.19037149958607882,0.19608361609364636,0.19841592438616515,0.21046891972139195,0.2204219664526631,0.22129581000064996,0.22839843157603015,0.2298922521424319,0.23023863797210248,0.2307592274793283,0.2314596855754706,0.233548120360711,0.24014673727947608,0.24103839587402348,0.24244321121309756,0.24622023072120067,0.24920448752701738,0.2527491540140017,0.25424031509063,0.25632957758051567,0.2573876203283918,0.25771562605808135,0.26108612636117695,0.261518401709256,0.26196180985113143],"n_dims_used":45,"mean_confidence":0.9182364569769965},"coverage":{"mean_confidence":0.9182364569769965,"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}}