{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009006},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011074","490:4900010485","490:4900009011","490:4900010821","490:4900009538","490:4900008676","490:4900009734","490:4900010576","490:4900011958","490:4900009841","490:4900009637","490:4900010136","490:4900009640","490:4900008560","490:4900009737","490:4900011152","490:4900012026","490:4900011955","490:4900011299","490:4900011782","490:4900012156","490:4900010398","490:4900010318","490:4900008448","490:4900009938"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2172657193147002,0.21429785144894342,0.19864979827620377,0.18264941178803482,0.1794511081211875,0.1687920852434604,0.15643727303962443,0.14036770959158718,0.1368109508050299,0.13194228618977155,0.13032942191305025,0.12758986801414615,0.12574950135017532,0.12255957834745704,0.11890068083774134,0.11278391572800503,0.1033779820055126,0.09997221650397034,0.09097787610261174,0.08976681630544421,0.0853359766712244,0.08186471345319127,0.07937295529699873,0.07838805139836416,0.07491137923165288],"twin_dists":[0.22693753443365486,0.22795754126014478,0.23350058997598402,0.23948987489005916,0.24073086583374043,0.2449838800138812,0.2501626826501087,0.25736718298669997,0.25904378770493003,0.2613925751725025,0.2621850372126038,0.2635482215568766,0.26447646687439164,0.2661101314813235,0.2680243648504448,0.27132776257605806,0.27668833860050956,0.27872305391275337,0.2843710920044376,0.2851648590669542,0.28814341084954076,0.2905642189537924,0.2923530721477893,0.2930725803760863,0.29567201216376554],"n_dims_used":45,"mean_confidence":0.8855031331380209},"coverage":{"mean_confidence":0.8855031331380209,"n_dims_used":45,"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}}