{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012076},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010965","490:4900010625","490:4900011866","490:4900011801","490:4900011414","490:4900011544","490:4900011201","490:4900011984","490:4900011867","490:4900011673","490:4900011674","490:4900011803","490:4900011475","490:4900011661","490:4900011547","490:4900011276","490:4900011273","490:4900011734","490:4900011412","490:4900010797","490:4900011789","490:4900011809","490:4900011666","490:4900010714","490:4900012189"],"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":[0.3868829938070192,0.35038685285018734,0.2731137988626296,0.27285515174787534,0.26362664630747945,0.24562456806976737,0.24280814148083255,0.23960444853711177,0.23917405272381573,0.23874791012880744,0.23868179674197548,0.23386646883728,0.22587695538151223,0.21560727294577525,0.18927080984809588,0.18273129919111186,0.18059458523165062,0.1784113246034472,0.1731796271165382,0.17174878306532504,0.1703729902181073,0.16699818286480445,0.16680464183164428,0.1630115938577305,0.16245479844571425],"twin_dists":[0.17898504154675643,0.1880910320126801,0.20924442368771556,0.20932078691607536,0.21207524687190438,0.2176280284612808,0.21852004362132074,0.219542888590777,0.21968097637740866,0.2198178589086006,0.21983910963072512,0.2213973377240447,0.22402990476523924,0.22750634870997832,0.23696855199886815,0.23945830372224458,0.24028539503493507,0.24113769036888094,0.24321063105160218,0.24378534024145504,0.2443411804417331,0.24571843516525985,0.24579802410411716,0.2473714523682692,0.24760464422420356],"n_dims_used":45,"mean_confidence":0.9142935858832465},"coverage":{"mean_confidence":0.9142935858832465,"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}}