{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930004293},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930004988","496:4960000664","493:4930004878","493:4930004597","493:4930004455","493:4930004873","493:4930004738","493:4930004850","493:4930005492","496:4960001550","470:4700004940","496:4960000733","470:4700005278","493:4930004143","493:4930004299","493:4930005258","496:4960001324","470:4700005972","493:4930005377","493:4930004872","493:4930004596","493:4930004452","470:4700005573","493:4930004570","493:4930004454"],"twin_admin_codes":[493,496,493,493,493,493,493,493,493,496,470,496,470,493,493,493,496,470,493,493,493,493,470,493,493],"twin_sims":[0.3865711132761013,0.36547125679261494,0.3467639459317162,0.34602900756577215,0.33745780110136897,0.32484765846430835,0.31751373738213157,0.29516136989488334,0.29469873050428036,0.27583685603982694,0.2702717876248386,0.25434251476016845,0.24797412428780455,0.23658035310346828,0.23215797198046337,0.23159224004764567,0.21823327342994467,0.21580474205826078,0.21287561300989796,0.21153444504635366,0.21061649872508342,0.20981962814285016,0.2073795842520844,0.20509522878829126,0.20446072018064415],"twin_dists":[0.17906102561010812,0.1842724146989845,0.1890207942171609,0.18921002787640678,0.19143295101847405,0.19475968326972481,0.1967274150500422,0.2028898106332093,0.20302017881843465,0.20844314581847037,0.21008596024774318,0.2149078186913134,0.21688890651673115,0.22051658173686486,0.2219552499413609,0.2221405850815789,0.22660703057009676,0.2274384665063762,0.22844972230748686,0.22891589102117776,0.22923611090871734,0.22951486353748216,0.23037291813508426,0.23118248836832594,0.23140845025334683],"n_dims_used":45,"mean_confidence":0.9260030110677083},"coverage":{"mean_confidence":0.9260030110677083,"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}}