{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001989},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001928","480:4800001764","480:4800001706","480:4800001765","480:4800001481","480:4800001540","480:4800001929","480:4800002475","480:4800001990","480:4800001592","480:4800001424","480:4800002518","480:4800001701","480:4800001591","480:4800002426","480:4800002288","480:4800002035","480:4800002286","480:4800001758","480:4800001651","480:4800001763","480:4800001584","480:4800002096","480:4800001875","480:4800002425"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.9242289947834703,0.8010253082986982,0.6966753643187455,0.4809698668344,0.45526023904382834,0.43908627950719586,0.40370516858269734,0.34306592599197067,0.3261151701363066,0.3225747276782454,0.31065165078313794,0.30914418955324546,0.29759456916958854,0.26105701905731404,0.2563807198577925,0.2436534419163799,0.23354642478126497,0.23146008339625312,0.20741146445286288,0.1829566536441561,0.17348337228401803,0.16833770746088908,0.15344059831563273,0.15250074354766144,0.14890443128048061],"twin_dists":[0.051557197081368654,0.08651293116001708,0.11042169013681966,0.1571374664440579,0.1629276421106907,0.16663047029912262,0.17492800896483987,0.18997513733869031,0.19442212287944052,0.19536684233938198,0.19859190100372612,0.19900462854396378,0.20220612886740197,0.21285286839799167,0.21428044772488203,0.21825162279644342,0.2215016444098913,0.2221839228340767,0.23036166305611439,0.23937147126696948,0.2430890668556944,0.2451694022565646,0.2514634215675803,0.25187520737083363,0.2534683265706014],"n_dims_used":43,"mean_confidence":0.9136714491733285},"coverage":{"mean_confidence":0.9136714491733285,"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}}