{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006462},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007321","490:4900006343","490:4900007679","490:4900006948","490:4900005717","490:4900007322","490:4900007560","490:4900007078","490:4900006455","490:4900006341","490:4900007561","490:4900005845","490:4900007569","490:4900007689","490:4900005585","490:4900006581","490:4900007190","490:4900007314","490:4900007317","490:4900005586","490:4900007682","490:4900006832","490:4900006951","490:4900006345","490:4900006830"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.20079310508310763,0.14794409322309496,0.05628328714186902,0.03940297445474418,0.030236038527442943,0.027653258365192442,0.022725732142436027,0.019070988466404096,0.012337840409666777,0.010956506830550033,0.005305841605479739,0.00400277676315365,0.0034130547778965744,0.0030825916963706616,0.0017918854000630938,0.0016792025167377575,0.0016593929878548177,0.0011065469952086465,0.0009013562954758678,0.0006768062874628161,0.0005886895243499758,0.0004911205632694873,0.00047385398304266565,0.00046266175706551955,0.00044419825153412727],"twin_dists":[0.23272408144117313,0.2538985324567051,0.3115557471474235,0.33029581825408155,0.34355279294131896,0.34790908534913584,0.3572968436256275,0.3654801464872598,0.3850547169222457,0.39022136815478076,0.42039819361451064,0.43155738407668787,0.43774243858163947,0.44164905790398873,0.4619037554439789,0.46426945961804683,0.464700404272115,0.47918268536315384,0.48634865345965067,0.4961860000264783,0.5009052605109604,0.5069705438935453,0.5081599294145592,0.5089527240318631,0.5103006295892688],"n_dims_used":45,"mean_confidence":0.908949449327257},"coverage":{"mean_confidence":0.908949449327257,"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}}