{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013092},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013052","490:4900013088","490:4900013188","490:4900012933","490:4900013093","490:4900013121","490:4900012874","490:4900012929","490:4900012873","490:4900013053","490:4900013152","490:4900012867","490:4900012316","490:4900012983","490:4900013094","490:4900012859","490:4900012800","490:4900012461","490:4900012969","490:4900013055","490:4900012936","490:4900012244","490:4900013022","490:4900000991","490:4900012739"],"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":[0.3361950206764086,0.28627818957260515,0.2524753979677209,0.2422661590681044,0.21045073351405066,0.1982971507546396,0.19576091434862328,0.14164315786757983,0.1310054690847281,0.10741174136025552,0.09358127015460366,0.08746757375526695,0.08642504935123725,0.08327044993318439,0.074288705779123,0.07177150070923331,0.0695543344949134,0.06639342620606957,0.06441384700018776,0.06063294352832676,0.06024920476360661,0.05491973312673807,0.054318432754620574,0.049481943090486015,0.049401934978770504],"twin_dists":[0.19176300044918534,0.20541457778366365,0.2154853344289407,0.21869246543661167,0.22929403800444048,0.23362890540349426,0.2345564298944633,0.25677367641481846,0.2618519742853028,0.27434495483335497,0.28269263989053744,0.2866955194235251,0.2874001049559872,0.28957418311823163,0.2961477985220715,0.29810468830435616,0.2998749343137363,0.3024797291505552,0.3041629800290036,0.30749917567150375,0.30784724276672365,0.3128806894846566,0.3134736271896074,0.31845200250112493,0.31853770310751306],"n_dims_used":45,"mean_confidence":0.9105572170681424},"coverage":{"mean_confidence":0.9105572170681424,"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}}