{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008228},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008342","490:4900010835","490:4900010129","490:4900008439","490:4900007773","490:4900010480","490:4900010309","490:4900010565","491:4910005663","490:4900010024","490:4900011162","490:4900010131","490:4900010223","490:4900011004","490:4900010911","490:4900010915","490:4900007787","490:4900008451","490:4900007774","490:4900008343","490:4900010916","490:4900010998","490:4900008438","490:4900010925","491:4910004958"],"twin_admin_codes":[490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491],"twin_sims":[0.39882272118954304,0.327448948747877,0.3245924180245212,0.3232339715635178,0.31139510274697174,0.27912429000418243,0.2644391009799123,0.2513637730503073,0.2356491259652414,0.21951115130916912,0.21777387179771132,0.21033519358597752,0.2057602204405106,0.20018295874977574,0.19702898758642162,0.1905232658533783,0.1882367071045951,0.18082926546273975,0.17099026714351734,0.1678278877809088,0.1635076675656898,0.1577615304554659,0.14689080510904387,0.14082049899749477,0.12828714445370082],"twin_dists":[0.17609737897685962,0.19406769800826418,0.1948277465959815,0.19519049648644007,0.19838877365030827,0.2074822156678712,0.21183036874256853,0.2158304617726345,0.2208180508108904,0.22617202851021784,0.22676383313606763,0.22933443207036322,0.2309461837059925,0.23294454996409145,0.2340916510281501,0.23649862145068487,0.2373581971172,0.24019421652734457,0.24409139518300302,0.24537799076418618,0.24716417693293338,0.24959367275845798,0.25437275505949847,0.2571560275635109,0.26319917763625755],"n_dims_used":45,"mean_confidence":0.8915623982747396},"coverage":{"mean_confidence":0.8915623982747396,"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}}