{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001039},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001042","487:4870000864","487:4870000489","487:4870001508","487:4870001331","665:6650003648","487:4870001611","487:4870002810","487:4870001332","665:6650003041","487:4870001413","487:4870000874","665:6650002742","665:6650002667","665:6650003923","487:4870001618","665:6650003409","487:4870000873","487:4870002388","665:6650002661","665:6650004042","665:6650002655","665:6650002958","487:4870001605","665:6650001805"],"twin_admin_codes":[487,487,487,487,487,665,487,487,487,665,487,487,665,665,665,487,665,487,487,665,665,665,665,487,665],"twin_sims":[0.4037069295236191,0.3543195181552876,0.32133396371796413,0.3197012245053116,0.2523813464791759,0.2510897032171222,0.24525441436320508,0.2430112008785901,0.1880872265542378,0.18747336873104445,0.18673065240710016,0.18521056855437576,0.18215598090841226,0.17375026983047295,0.165262705925821,0.1628851666328995,0.15977147024230773,0.15515568849188568,0.1506025418263805,0.14938287733518074,0.14793667627858065,0.14637012832466917,0.1448914803554487,0.1436639586529175,0.13895012838490223],"twin_dists":[0.17492758836569008,0.18708744955915377,0.19569928970690456,0.19613785874546252,0.21551449715371682,0.21591570200392363,0.21774488527069963,0.21845550809422168,0.2374146446138795,0.23764678252785176,0.23792836370680753,0.23850712467094298,0.23968032587448143,0.24298237520142768,0.24643449807666643,0.24742435073457072,0.2487366539643276,0.2507167168650946,0.25271259844913385,0.2532547588720313,0.2539018630602462,0.25460810857354277,0.25527987482991943,0.25584142199713206,0.2580315641780353],"n_dims_used":43,"mean_confidence":0.890972935876181},"coverage":{"mean_confidence":0.890972935876181,"n_dims_used":43,"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}}