{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002015},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002216","491:4910001865","491:4910001460","491:4910002016","491:4910001812","491:4910002116","490:4900006306","491:4910001752","491:4910001910","491:4910002018","491:4910002115","491:4910002417","491:4910002210","491:4910001917","491:4910001920","490:4900005284","490:4900002518","491:4910002062","490:4900006669","491:4910001912","490:4900005016","490:4900002367","491:4910001450","497:4970000383","491:4910001516"],"twin_admin_codes":[490,491,491,491,491,491,490,491,491,491,491,491,491,491,491,490,490,491,490,491,490,490,491,497,491],"twin_sims":[0.3270865750811044,0.2767607388664157,0.2649585831428671,0.20456738557036738,0.14045081761857534,0.11899173327266302,0.1031219439530094,0.09885273555420147,0.07666254486573422,0.0734705693361124,0.06742065394247199,0.06395783748286547,0.06336328988617188,0.056617927617211385,0.05393864540225757,0.044128855611078543,0.04170520809253781,0.04077172268505007,0.040126629760405215,0.038482830852035875,0.03698112620258646,0.027452385112390728,0.02620786290423389,0.025613423358022813,0.02402794647967358],"twin_dists":[0.1941639124452572,0.20817238829504425,0.2116740401240272,0.23137043091669268,0.2573283881007103,0.2679761863321728,0.2768394694339167,0.2794037061062855,0.2943508354522476,0.29677785990733846,0.30162235417096805,0.3045567085072432,0.3050735180222433,0.31123464226654984,0.31385093983990653,0.3244597102598493,0.3273831223182682,0.3285473648323801,0.3293651351681992,0.331500302070808,0.33351948378210045,0.348262365658388,0.35050214228267873,0.3516045015464623,0.35465665422659054],"n_dims_used":45,"mean_confidence":0.8956264919704862},"coverage":{"mean_confidence":0.8956264919704862,"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}}