{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000928},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000893","480:4800001037","480:4800001036","480:4800001147","480:4800001202","480:4800000792","480:4800000755","480:4800000926","480:4800001148","480:4800000925","480:4800000848","480:4800000977","480:4800000966","480:4800000962","480:4800000961","480:4800000930","480:4800000953","480:4800000711","480:4800001145","480:4800000796","480:4800000969","480:4800000748","480:4800000971","480:4800001005","480:4800001144"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6884714627782592,0.5386165648028907,0.4327100708087291,0.4242754454308488,0.39595039851273783,0.3931554374137382,0.3868688527416451,0.3841891588773088,0.3796680788362006,0.37553002877873015,0.3683393946037735,0.3539835367523666,0.345939718636595,0.3436333721806829,0.3359212935999126,0.3330678258501877,0.3320750269474408,0.3255170472859999,0.3152999902197836,0.3112012204843295,0.3087749300527276,0.30379710088532397,0.30212762840245583,0.29461455318438706,0.2549671995726145],"twin_dists":[0.1122165790410011,0.144476403320205,0.16810468784105245,0.17006838719392123,0.17678835905217402,0.17746294695996803,0.17898848613411678,0.1796423088134836,0.18075037775883962,0.18177017596179684,0.1835554772924434,0.18717296212728748,0.18923303266718033,0.1898283438063122,0.19183463212495214,0.19258325078615274,0.19284453390231343,0.1945813225642942,0.19732638641347874,0.19844171977625213,0.19910590397781092,0.20047802385567848,0.2009411201328925,0.20304391232802646,0.2147151995923167],"n_dims_used":43,"mean_confidence":0.9149797129076581},"coverage":{"mean_confidence":0.9149797129076581,"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}}