{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001616},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740002132","474:4740002240","487:4870012985","474:4740001722","487:4870012286","487:4870012290","474:4740000791","474:4740002134","487:4870012287","487:4870012195","474:4740002031","487:4870011996","487:4870007582","474:4740001031","487:4870012385","487:4870013059","474:4740001030","474:4740001923","474:4740001723","474:4740001718","474:4740002030","487:4870012098","487:4870012289","487:4870004798","474:4740000926"],"twin_admin_codes":[474,474,487,474,487,487,474,474,487,487,474,487,487,474,487,487,474,474,474,474,474,487,487,487,474],"twin_sims":[0.35304049839565893,0.2708736705032301,0.14571146589321654,0.14119567504526645,0.06518626284220826,0.05877484779993612,0.052623583524804306,0.04811340768325156,0.04736415107033353,0.046948528820835174,0.04122570251223367,0.035331454601072516,0.033628181992850746,0.028314361454690042,0.027920212018059994,0.02710563370279502,0.023240775064224107,0.022403905857341914,0.02204623541208495,0.019587136165069123,0.019164292157044672,0.01913443342445802,0.018995935961574822,0.018672924375166867,0.018209439205365184],"twin_dists":[0.1874132054825458,0.2099072853558068,0.2549067226609897,0.2569814494623961,0.30350122847222033,0.30920174014593743,0.31517468469933346,0.319934109743804,0.320760518280665,0.32122366103318456,0.3279783852312727,0.33581944542622355,0.33829204330669255,0.34676177436513694,0.3474429901617042,0.34887747634410665,0.3562373142326141,0.357969521130814,0.35872703684774154,0.36424560117323646,0.36525483507589335,0.3653268340066636,0.365662084638709,0.36645235369417384,0.36760744470460904],"n_dims_used":45,"mean_confidence":0.9199010213216146},"coverage":{"mean_confidence":0.9199010213216146,"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}}