{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010643},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011943","490:4900010475","490:4900010812","490:4900010899","490:4900012216","490:4900011489","490:4900011214","490:4900009598","490:4900012083","490:4900011877","490:4900012016","466:4660004075","490:4900011948","490:4900011348","490:4900011946","490:4900009497","490:4900011057","490:4900009816","466:4660004565","490:4900011282","490:4900008411","490:4900011880","490:4900010556","490:4900008292","490:4900009914"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,466,490,490,490,490,490,490],"twin_sims":[0.5119941999709696,0.4530483268024185,0.4481250943199602,0.4323588840168917,0.426407666071495,0.37388374882235303,0.325005069439716,0.31513523870889143,0.3125896194633141,0.31090650341722603,0.30831461423971374,0.30284272122909517,0.2943852131665177,0.2832847059082429,0.2771586103495029,0.2627486097434386,0.2594646391634685,0.25804836370284107,0.24514101633107202,0.23736255437306442,0.22999809516654865,0.2197953351345733,0.21306081589945983,0.2099719343458511,0.20097545273349088],"twin_dists":[0.15027796873078855,0.1634310822020029,0.16455490718389149,0.16818613578727923,0.1695704718015424,0.18217741701154178,0.1947177223027842,0.19737105809612548,0.1980629848571794,0.19852223839791194,0.1992322505789499,0.20074257830752315,0.2031085943052535,0.20627592061183753,0.20805595628813414,0.21234042262599465,0.21333716745923423,0.213769481061195,0.21778070754160042,0.2202639556727339,0.2226644397367139,0.22607552052199284,0.22838550514703745,0.22946152989570576,0.23265828202835254],"n_dims_used":45,"mean_confidence":0.9167494032118055},"coverage":{"mean_confidence":0.9167494032118055,"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}}