{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004271},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004699","489:4890004655","489:4890003616","489:4890004479","489:4890004179","489:4890005019","479:4790002905","479:4790002987","489:4890004321","479:4790003069","489:4890005061","489:4890003613","489:4890003804","479:4790001731","489:4890005112","489:4890004654","489:4890004126","489:4890004731","489:4890004698","489:4890005060","489:4890004216","489:4890004125","489:4890004522","489:4890004886","489:4890005270"],"twin_admin_codes":[489,489,489,489,489,489,479,479,489,479,489,489,489,479,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8684002516782137,0.7414541882802629,0.7296723069163742,0.7150202138907987,0.67581759342956,0.6202851125863803,0.6189556699798263,0.6103793455430785,0.6100064823673346,0.6043744459776534,0.586496756906702,0.5830898232420094,0.5769541013920365,0.5683039107622843,0.5643596013078137,0.5634906047520865,0.5356947419633309,0.5342348388140601,0.5312589295581341,0.5300117130770099,0.5246879783152663,0.519437191768787,0.513320055127335,0.5112911693598112,0.5107866545876949],"twin_dists":[0.06899319814806353,0.10045636729616451,0.10311081293805556,0.10637734806957871,0.1149711390553217,0.1269287819631957,0.12721358503915547,0.1290503693276234,0.12913021225670832,0.1303361924563446,0.13416583199295704,0.13489627724529069,0.13621259045616704,0.13807056238888626,0.13891879784558378,0.13910577615013714,0.14511006031016263,0.14542692611658878,0.14607338151361568,0.14634453774630582,0.14750351827878605,0.14864920902919088,0.14998740476140615,0.15043211649456914,0.15054277056140514],"n_dims_used":45,"mean_confidence":0.9173782348632813},"coverage":{"mean_confidence":0.9173782348632813,"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}}