{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010044},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009943","490:4900009438","490:4900010045","490:4900009334","490:4900010754","490:4900011089","490:4900009646","490:4900010339","490:4900010837","490:4900010164","490:4900009844","490:4900010165","490:4900010759","490:4900010758","490:4900010836","490:4900010585","490:4900010499","490:4900011247","490:4900010753","490:4900009738","490:4900009862","490:4900010846","490:4900010424","490:4900010917","490:4900010236"],"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":[0.5033453166615888,0.467687024064491,0.43308997424957507,0.3111234952418554,0.24159176927975337,0.20583357967378446,0.17401765485485624,0.15391138686156997,0.1490330079115204,0.1287295065799998,0.12218927721674563,0.12216245564404621,0.12197287593871921,0.10899632087424975,0.09978290860109562,0.0954857165548375,0.09115756560418561,0.07633288808316162,0.0756182423472385,0.07465957865121804,0.06765873847393955,0.06738958490828126,0.06510715681063778,0.06330384215708446,0.0630380192329001],"twin_dists":[0.1521781914329654,0.1601153821673572,0.1680166098697858,0.19846295058375932,0.21890735926813348,0.23092014752134257,0.24287560600258168,0.2512578464108428,0.2534108831631512,0.26297848269244123,0.2663018634590561,0.2663157681378988,0.2664141153198093,0.27344308574965787,0.2788377335748059,0.2814879999872291,0.28425403159980583,0.29459767490603744,0.295135748915082,0.29586402768530345,0.30142515790612007,0.3016481292787056,0.3035687055285323,0.30512541088215667,0.305357941239651],"n_dims_used":45,"mean_confidence":0.8910962422688802},"coverage":{"mean_confidence":0.8910962422688802,"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}}