{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001524},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001577","480:4800001521","480:4800002075","480:4800001611","480:4800001397","480:4800001960","480:4800001401","480:4800001736","480:4800001403","480:4800001689","480:4800002021","480:4800001780","480:4800002019","480:4800002155","480:4800001344","480:4800001897","480:4800001970","480:4800001568","480:4800001681","480:4800001335","480:4800001576","480:4800002020","480:4800001799","480:4800001838","480:4800002309"],"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":[0.4779057312233391,0.47199043865457024,0.4161570884582227,0.37586172253827405,0.3559085393605323,0.33809067019337397,0.3264043707394056,0.3216653470827482,0.32120823114644614,0.3166214914304294,0.30510310395533047,0.30047784858542076,0.2818102877202924,0.25518803605533175,0.2514733847564898,0.24086065434275628,0.2357930220129106,0.22802774194291944,0.22771528578792719,0.21522107595362885,0.20493385434074518,0.20323535400854273,0.20039772282055376,0.1992667357892606,0.19869826227543683],"twin_dists":[0.15782200860186152,0.15914755771950517,0.17197387733870778,0.18168823069545914,0.18668358603360105,0.1912677906369692,0.19434520565149663,0.19561042950758303,0.19573301821768524,0.196968544201726,0.20011677946175313,0.20140021984700135,0.20670218677439026,0.21464717715364545,0.21579638732585474,0.21914076813609842,0.22077141608267833,0.22331524251828055,0.22341878719264963,0.22763922946483056,0.23123991177437037,0.23184619260633219,0.23286689500479674,0.23327648695818404,0.23348296801450702],"n_dims_used":43,"mean_confidence":0.9202365431674692},"coverage":{"mean_confidence":0.9202365431674692,"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}}