{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000007},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970003318","497:4970003236","665:6650002573","497:4970003056","497:4970003317","665:6650002118","497:4970003382","491:4910003681","487:4870011503","665:6650002499","497:4970003315","497:4970003316","665:6650000972","491:4910003583","490:4900007878","665:6650002462","665:6650001881","491:4910003732","665:6650002669","491:4910004527","665:6650002422","487:4870000695","491:4910004512","491:4910004485","497:4970002911"],"twin_admin_codes":[497,497,665,497,497,665,497,491,487,665,497,497,665,491,490,665,665,491,665,491,665,487,491,491,497],"twin_sims":[0.262694038160487,0.2603078417154375,0.08045683146022085,0.07761841416625881,0.06972023768611088,0.0644561129429686,0.06143077503904417,0.0529439594321101,0.04830669254365786,0.04102808902859061,0.03980632087478478,0.03956505057535461,0.02616949205723778,0.02584876232284843,0.023752996665176756,0.02371250039129034,0.020717153718757677,0.01834924441580824,0.017432305632770727,0.017399457126229142,0.015694154658539003,0.014630826252692089,0.01425442350322891,0.014020922271413492,0.013771498354675423],"twin_dists":[0.21235692207233894,0.21308048776288793,0.2915694963284273,0.2936399020168498,0.2997408994728091,0.3041266022493777,0.30678126274777995,0.31484968638917143,0.31972266761677137,0.32822540427331304,0.3297753158334737,0.33008612673839965,0.35057264424998585,0.3511654625159718,0.35520359252421013,0.35528461172389236,0.3616389200924835,0.3672563407161008,0.36960326575739655,0.3696893317595606,0.37436608537940685,0.377513863738433,0.37867659068255477,0.37941157672153797,0.3802087165447377],"n_dims_used":43,"mean_confidence":0.8952010398687318},"coverage":{"mean_confidence":0.8952010398687318,"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}}