{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005704},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004591","466:4660013518","493:4930006001","469:4690006872","466:4660014388","478:4780000384","480:4800005030","466:4660012502","480:4800005625","469:4690005038","469:4690007842","480:4800005029","466:4660014325","493:4930003726","478:4780000293","466:4660014346","475:4750011772","478:4780000675","493:4930003251","479:4790005853","480:4800004682","478:4780001772","469:4690000842","480:4800005463","493:4930000829"],"twin_admin_codes":[480,466,493,469,466,478,480,466,480,469,469,480,466,493,478,466,475,478,493,479,480,478,469,480,493],"twin_sims":[0.06224813648790588,0.05472677808805641,0.041558772763360244,0.033875621088182206,0.033500331471969236,0.03005867593086324,0.023567761410984222,0.022849458551445493,0.022078950661876193,0.017867263662421074,0.017503754728985983,0.015617959612954382,0.013774795779431014,0.012826878141169895,0.012058452301942989,0.011567608649911512,0.011277641440331783,0.01099246628349171,0.01055017618648203,0.0104949907760211,0.010321549804670482,0.009909720729177968,0.009886430396814246,0.009768333164395055,0.009434362009026408],"twin_dists":[0.30605366894735686,0.31307037276750843,0.3275642940331635,0.33792631148267055,0.3384819149203873,0.3438415188771153,0.35557516831621533,0.357040431031895,0.35865730686469105,0.36847683600313763,0.3694165525607613,0.3745852998668463,0.3801980953492924,0.3833481486021418,0.38605677657279597,0.38786821329422716,0.38897064840595635,0.39007970897093963,0.3918514833588468,0.3920771690590809,0.3927934160657256,0.39453804841180057,0.39463863233377433,0.39515193422494055,0.39663407830333136],"n_dims_used":43,"mean_confidence":0.916999107183412},"coverage":{"mean_confidence":0.916999107183412,"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}}