{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002302},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001838","480:4800001892","480:4800002019","480:4800002076","480:4800001565","480:4800001661","480:4800002061","480:4800002126","480:4800002251","480:4800002206","480:4800001725","480:4800002155","480:4800002020","480:4800002306","480:4800002533","480:4800001968","480:4800002450","480:4800002102","480:4800001966","480:4800001388","480:4800001269","480:4800002309","480:4800001510","480:4800002208","480:4800001714"],"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":[0.4639931354787867,0.3557351001331822,0.3499299954363913,0.32503137782056674,0.31414128553940823,0.30732883577163206,0.2849598590858943,0.278921083908871,0.27516103932705066,0.2553031777886904,0.25222573954492433,0.25161007761746634,0.25018531080114875,0.24244817569248747,0.23812364820367568,0.20273938545466438,0.1998716616369932,0.19756947028531055,0.19663380806485076,0.19298205431965682,0.18911574653404872,0.18771288347913165,0.18502055931306313,0.1842987331743494,0.1823041297396729],"twin_dists":[0.16094855552958687,0.18672762175356472,0.18820799831163226,0.1947107103910707,0.1976408458632786,0.19950319067475808,0.2057932419928699,0.207541412995015,0.20864155539438958,0.21461172579605067,0.21556276169537336,0.21575390756445545,0.21619740506685017,0.21863453235805122,0.22001866739630907,0.23202388411367533,0.23305721159009288,0.2338941807840701,0.23423627085488177,0.2355823018902465,0.23702688400482225,0.2375561437627098,0.23857970385622693,0.2388559040888667,0.23962310619829702],"n_dims_used":43,"mean_confidence":0.9177859993868096},"coverage":{"mean_confidence":0.9177859993868096,"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}}