{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002260},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002303","480:4800002010","480:4800001776","480:4800002060","480:4800002154","480:4800002257","480:4800002209","480:4800002247","480:4800001951","480:4800001836","480:4800001893","480:4800002009","480:4800002125","480:4800001954","480:4800001662","480:4800002216","488:4880003020","480:4800001392","480:4800002263","480:4800002261","480:4800002448","480:4800002114","480:4800001717","480:4800002217","480:4800002207"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,488,480,480,480,480,480,480,480,480],"twin_sims":[0.7808241541595121,0.6385882373121821,0.5790893807060645,0.5013233581250871,0.4876122073522112,0.44849119220110445,0.4105721268873788,0.41005477246290917,0.38086275769662126,0.3558385483837161,0.3540367813151767,0.32814616389336915,0.32616638395157066,0.2839917960237292,0.27156258688862395,0.2625997758500086,0.2619785502006668,0.25854287166414947,0.25564228059582755,0.24166773546284132,0.23532214667877555,0.23244584795609347,0.23222322713917232,0.22026972779320025,0.21937348502477538],"twin_dists":[0.09135732013609058,0.12300360766625992,0.1357543720293022,0.15262368354612335,0.15565822714825245,0.16447117971408248,0.17329400222023358,0.1734166848089715,0.18045696038383222,0.18670135520768585,0.18715940774141301,0.19388274444567816,0.19440849904812255,0.2060719704272595,0.209703074173935,0.21238542686706974,0.212573445123865,0.21361836455526986,0.21450737716864596,0.21888313329324383,0.22092408959670704,0.22186105509710946,0.22193389131163,0.22591460424572565,0.22621880968348398],"n_dims_used":43,"mean_confidence":0.920824272688045},"coverage":{"mean_confidence":0.920824272688045,"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}}