{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003544},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002716","490:4900002866","490:4900002865","490:4900002717","490:4900003541","490:4900003679","490:4900001256","490:4900002562","490:4900003678","490:4900002561","490:4900002413","490:4900002872","490:4900003422","490:4900003677","490:4900003021","490:4900002411","490:4900003288","490:4900002867","490:4900003543","490:4900003012","490:4900003014","490:4900002715","490:4900003013","490:4900003163","490:4900002864"],"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":[0.8293397496306277,0.8111892894474227,0.7780238413269455,0.76853403868896,0.6739583116311414,0.6556571897778433,0.6297485570073611,0.5962835313109942,0.5932360499100868,0.5923306350430912,0.574617765770557,0.5461639971528582,0.5412149276475726,0.4952862042514401,0.43601017917075024,0.43581950629100547,0.42323033688386547,0.42058561876188255,0.3828670827355541,0.342225053933155,0.3355606974953337,0.328818900122898,0.2760490634243643,0.2694523030026101,0.2632656431523728],"twin_dists":[0.07945206482497842,0.08401862543905302,0.09201827135036061,0.09424099893554896,0.115374609107557,0.11933157424317285,0.1249004578615788,0.13206888035040323,0.1327216735384909,0.1329156461054188,0.13671413141351307,0.1428425701086786,0.14391345004026004,0.15395682322114698,0.16734061226632363,0.167384695801439,0.1703128208804826,0.17093251024910255,0.1799656850007684,0.19019290190003665,0.19192904484720014,0.19370448977737423,0.20838090631596173,0.21032962808680505,0.212184206441226],"n_dims_used":44,"mean_confidence":0.9234541979703036},"coverage":{"mean_confidence":0.9234541979703036,"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}}