{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009318},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009113","490:4900009320","490:4900009219","490:4900009731","491:4910005156","490:4900009321","490:4900009138","491:4910005456","490:4900008464","491:4910005208","490:4900008889","490:4900008335","491:4910005157","490:4900009228","490:4900009326","490:4900009533","490:4900009111","490:4900008003","490:4900008677","491:4910004955","490:4900008883","491:4910004800","490:4900011652","490:4900009665","490:4900008446"],"twin_admin_codes":[490,490,490,490,491,490,490,491,490,491,490,490,491,490,490,490,490,490,490,491,490,491,490,490,490],"twin_sims":[0.18365470610283802,0.0854085122847398,0.028293813846556905,0.02566649492158869,0.022069960586311242,0.019964770947150972,0.01897112381725541,0.018236082290618752,0.013166393454487519,0.01251834887204114,0.012494925538299027,0.00681991579086755,0.006765927407778182,0.006496001836030595,0.006300372151915145,0.0059167511987216065,0.005859923079056846,0.005037204177814831,0.004663386253970307,0.00325642214371428,0.003171161434955969,0.002843254009981466,0.0024695562181725234,0.0022327129026098068,0.0019808906463928536],"twin_dists":[0.23910297911270603,0.28809367024016835,0.34679708507898427,0.3515051900987834,0.3586764595538072,0.3633602220570105,0.3657223710388783,0.36754035228624976,0.3821969240575345,0.38441794318384076,0.38450011178822374,0.4102022780976816,0.4105289582354558,0.412198314741781,0.41344769737025944,0.4160027121388992,0.41639384238704136,0.4224776978503494,0.4255451457697746,0.4395489227994673,0.4405658621365474,0.44472506744441725,0.4500377486873389,0.45380078270635776,0.4582272554955933],"n_dims_used":45,"mean_confidence":0.8867445203993055},"coverage":{"mean_confidence":0.8867445203993055,"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}}