{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002865},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002866","490:4900003544","490:4900002561","490:4900002717","490:4900003678","490:4900003422","490:4900002249","490:4900002562","490:4900002867","490:4900003679","490:4900002716","490:4900003541","490:4900002250","490:4900003006","490:4900002413","490:4900002872","490:4900003012","490:4900003021","490:4900003677","490:4900001256","490:4900003543","490:4900002715","490:4900003013","490:4900002864","490:4900003020"],"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":[0.8671983034599565,0.7780238413269455,0.7464060671199386,0.6749310517079947,0.6494932811572544,0.5495545268762165,0.5480061378416814,0.5214716819083296,0.5191640826080643,0.5073877891094724,0.4946124515783101,0.4738254363813096,0.446011749262624,0.4097664736607789,0.40336146414842095,0.3831332404784859,0.3711908932488749,0.36927595210884856,0.35836628277665145,0.32354169613173245,0.2729987339423905,0.2715281024917221,0.26134035229359553,0.2557939221328428,0.23915025695823824],"twin_dists":[0.06933098761929196,0.09201827135036061,0.09933241974830674,0.11516355908643991,0.12065931037295864,0.1421099055439177,0.14244440418448195,0.1482049789775257,0.14870887344086264,0.1512889721508431,0.1541058891472245,0.15873577378012768,0.1650387408462189,0.1734850798888627,0.17501011823456133,0.1799005406494032,0.18284545748077505,0.18332197486486249,0.18606075601333852,0.19510824967725257,0.20927839007452048,0.2097132885676111,0.2127668913591844,0.21446074244688465,0.21968861570115664],"n_dims_used":44,"mean_confidence":0.9195103211836382},"coverage":{"mean_confidence":0.9195103211836382,"n_dims_used":44,"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}}