{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880004646},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880004826","488:4880004903","496:4960005379","488:4880004801","499:4990003823","496:4960005229","496:4960005527","488:4880004906","488:4880004469","488:4880005022","488:4880003048","493:4930006441","470:4700000081","481:4810001614","488:4880004552","488:4880004468","488:4880002460","488:4880000270","488:4880004728","493:4930000560","488:4880000599","488:4880001829","493:4930000589","488:4880002631","496:4960006199"],"twin_admin_codes":[488,488,496,488,499,496,496,488,488,488,488,493,470,481,488,488,488,488,488,493,488,488,493,488,496],"twin_sims":[0.5957304107719582,0.5183236365870196,0.46195355962595924,0.40087330718870456,0.3993899606132377,0.3839200630114273,0.35402399719841077,0.342612257867998,0.32915669396357256,0.324383297744338,0.3227350644731684,0.3226214309065562,0.32201883427715866,0.31565307028391987,0.2925196933911118,0.2921925541619999,0.2915764953102546,0.2904796626461756,0.286193415087997,0.2840485021537375,0.2832075104876924,0.28316435528157263,0.27512226989384736,0.27468885599799225,0.26674198789759596],"twin_dists":[0.13218735376985727,0.14889252713505938,0.16140957962767327,0.17560546880939915,0.17596119041917557,0.1797080857468098,0.18716266207778753,0.19009259049342433,0.1936150603923098,0.19488353352156207,0.19532393422035574,0.1953543427469163,0.19551569858922482,0.19723069476586705,0.20363584800461315,0.2037285128771921,0.20390318396883048,0.20421471265612312,0.20543889601198034,0.20605562761282134,0.20629820513207986,0.20631066463304695,0.20865294655913913,0.20878035845692505,0.21113880583013941],"n_dims_used":45,"mean_confidence":0.9194146050347223},"coverage":{"mean_confidence":0.9194146050347223,"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}}