{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001556},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001498","491:4910001792","491:4910001790","491:4910001735","491:4910001677","491:4910002304","491:4910001237","492:4920003704","491:4910001179","491:4910002054","491:4910002242","491:4910001614","491:4910003102","491:4910002472","492:4920003799","491:4910001848","491:4910001497","491:4910001606","491:4910003397","491:4910001555","491:4910003054","492:4920004223","491:4910001778","491:4910001736","491:4910001116"],"twin_admin_codes":[491,491,491,491,491,491,491,492,491,491,491,491,491,491,492,491,491,491,491,491,491,492,491,491,491],"twin_sims":[0.5157598462475381,0.26579800666702147,0.18744914841403815,0.1850836832977026,0.14859377932120504,0.1328288778893603,0.1119613893479427,0.1046790210631366,0.10223287151521383,0.1019893323979991,0.0956955689937891,0.0845438197050819,0.07432612367987844,0.07085952330054959,0.06994217094454025,0.06783637394918664,0.06633706899849721,0.06441541191112965,0.06284997158626161,0.06261165924381522,0.060624547796606136,0.057799521948446585,0.05656656992595041,0.05655722581472504,0.0552449364391884],"twin_dists":[0.14945320788439512,0.21142183436702827,0.23765595266159287,0.23855558612280073,0.2536072657962022,0.2609600628446273,0.2717824164413014,0.27592485433441405,0.2773665432227461,0.2775115459205286,0.2813564205161789,0.2886888305474833,0.29611911665022317,0.29882738948556975,0.29956200186602255,0.30127839704479764,0.3025270798282171,0.30416163278141833,0.3055229226782382,0.30573258530732444,0.3075067715558287,0.31011323222136516,0.3112838206242978,0.3112927721884119,0.3125622448919209],"n_dims_used":45,"mean_confidence":0.8991575453016493},"coverage":{"mean_confidence":0.8991575453016493,"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}}