{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001361},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001099","491:4910001479","491:4910001888","491:4910002831","491:4910001421","491:4910002625","491:4910002732","491:4910002978","491:4910001231","491:4910002341","491:4910003288","491:4910002182","491:4910003374","491:4910003164","491:4910003165","491:4910002586","491:4910002488","491:4910001540","491:4910002186","491:4910001171","491:4910003161","491:4910002680","491:4910001369","491:4910002681","491:4910003333"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.5462190951685951,0.5208065332344058,0.4624544979944991,0.4560309100522776,0.424291609760529,0.42389290549152,0.4023549871936604,0.36943608402537487,0.3318345179272627,0.3288045212483058,0.31641645821273584,0.2905056464427366,0.2834522748212583,0.2800050364500619,0.2585666839480237,0.24940414492972673,0.2465282087671574,0.23666561528291893,0.23526607482311793,0.23213051645094832,0.23058180450692375,0.22930791483661864,0.22728039347175955,0.22509596127530326,0.21790136621611744],"twin_dists":[0.14283065771242923,0.14835016919100041,0.1612962818354718,0.16275244438991668,0.17006460859799297,0.1701578277851022,0.17525074165945073,0.1832820803533218,0.19290789482457354,0.19370829764073366,0.19702400858229957,0.2042073245015496,0.20622755997856548,0.20722594193663157,0.21361109236919149,0.21644124942718715,0.21734322618466625,0.22048901831761944,0.22094228327913584,0.22196423757542932,0.22247234914713357,0.22289198392660364,0.22356306262661355,0.22429053024890155,0.22672029459221438],"n_dims_used":45,"mean_confidence":0.8982725355360243},"coverage":{"mean_confidence":0.8982725355360243,"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}}