{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970003465},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970003495","497:4970003568","487:4870000309","487:4870000627","497:4970003567","665:6650003417","497:4970003490","497:4970003345","497:4970003488","665:6650002055","487:4870000554","487:4870002320","487:4870000782","487:4870000870","487:4870010094","665:6650002590","497:4970003308","497:4970003478","497:4970003333","487:4870010091","487:4870002583","487:4870001328","497:4970003434","497:4970003398","497:4970003485"],"twin_admin_codes":[497,497,487,487,497,665,497,497,497,665,487,487,487,487,487,665,497,497,497,487,487,487,497,497,497],"twin_sims":[0.06689096598066695,0.02972872512568727,0.028294313763371826,0.011409625648696697,0.009108927729370579,0.00824276555276512,0.00675509638500812,0.006204429760835,0.006065879204584765,0.005457186144389988,0.00513288248412027,0.004836839649912718,0.004403146078396067,0.00423823977408911,0.004079720365915471,0.003830941224520622,0.0037736034370411224,0.003666947265927863,0.0034463333858521113,0.0033344306256958608,0.0032737202319500455,0.0031946573930179546,0.00295212950757607,0.0029453942148651175,0.00288725263952413],"twin_dists":[0.30206311777589606,0.34438254938314383,0.34679622571883983,0.3884657691925287,0.39812410408410276,0.4023351205437405,0.4105947784148487,0.4140732601854941,0.4149922063968948,0.4192682368827967,0.4217257942270019,0.42409514001482607,0.4278151553442885,0.42931748844879963,0.4308125592387635,0.4332689494970817,0.4338556306439536,0.43496886418711966,0.43736839017864004,0.43863955316673187,0.43934557128394164,0.4402831482969201,0.44329754570531793,0.44338444710306635,0.4441422595796727],"n_dims_used":45,"mean_confidence":0.8866829766167534},"coverage":{"mean_confidence":0.8866829766167534,"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}}