{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800006280},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800006097","480:4800006353","480:4800006267","480:4800006271","480:4800006352","480:4800006310","493:4930003161","480:4800006299","480:4800006294","493:4930003514","480:4800006250","480:4800006230","480:4800006281","480:4800006298","480:4800006354","480:4800006071","480:4800006311","480:4800006209","480:4800006268","474:4740000635","480:4800005870","480:4800004059","480:4800006399","480:4800004390","480:4800006178"],"twin_admin_codes":[480,480,480,480,480,480,493,480,480,493,480,480,480,480,480,480,480,480,480,474,480,480,480,480,480],"twin_sims":[0.7577970153961398,0.6277686399240269,0.5973197412270972,0.4783879116451819,0.4712943506440941,0.4135798390472984,0.3670793599621371,0.36007467396264414,0.3520709287183653,0.3013160831564408,0.2998153498937378,0.28073655196269875,0.26763070939219086,0.2645604910902635,0.25387930918350854,0.22906087798124816,0.22220776394746275,0.19380052071636528,0.1918696746054862,0.17973242650198845,0.17174051408161542,0.153144732078219,0.15036002651119112,0.14915787416938256,0.1458892482708557],"twin_dists":[0.09672636773980495,0.1253249890865258,0.1318469431486616,0.15771419418720847,0.15930390338256678,0.17258210380944497,0.1838700974256235,0.18562911369440738,0.18766055584175337,0.2011667732406651,0.2015849936302455,0.20701346231016582,0.2108729139986863,0.21179382147534934,0.2150508402718184,0.22297353891738056,0.22525961091149196,0.23527908792159724,0.23599583933989476,0.24062108494930085,0.24378867148252015,0.25159285166775136,0.25282014219901255,0.25335513238121843,0.2548260241857003],"n_dims_used":43,"mean_confidence":0.9161520669626635},"coverage":{"mean_confidence":0.9161520669626635,"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}}