{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003657},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004355","490:4900003654","490:4900004493","490:4900003256","490:4900003794","490:4900003127","490:4900003125","490:4900003651","490:4900003530","490:4900004365","490:4900003521","490:4900003527","490:4900003259","490:4900001506","490:4900004356","490:4900003254","490:4900002995","490:4900003518","490:4900002696","490:4900002996","490:4900002992","490:4900003252","490:4900004354","490:4900002986","490:4900003670"],"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":[0.44112508490183117,0.4378589781824815,0.39703464791534315,0.38919529671449826,0.3751482074764124,0.33485020608014,0.32154811321819654,0.27339696356576326,0.2701710470014566,0.2548183274111144,0.2488601353474179,0.2408679422934961,0.23666517099335507,0.2291275904049762,0.22464384305401744,0.2235651222753984,0.22049398870122153,0.21275700319399185,0.21174625816351889,0.21099571466853706,0.2077601530603265,0.19690361623076647,0.17905282147956555,0.1779532175599099,0.17574862636085112],"twin_dists":[0.16616087337710148,0.16691356615117267,0.17652725758379195,0.17842259100912228,0.18186454916616382,0.1921152296876727,0.19564185982405793,0.20916087282339269,0.21011589010178153,0.21476107653938822,0.2166113532203786,0.21913843918796508,0.22048916193002005,0.22295150922750798,0.22444168133347583,0.22480313609604555,0.22583861463753827,0.22849086888211573,0.22884213522873093,0.22910370919212944,0.23023863797210248,0.23413751013958772,0.24088650093178257,0.24131746295112397,0.24218723081758367],"n_dims_used":45,"mean_confidence":0.9189658270941841},"coverage":{"mean_confidence":0.9189658270941841,"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}}