{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008879},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008989","491:4910004443","491:4910004485","491:4910004527","491:4910004393","497:4970003474","491:4910003583","487:4870000484","491:4910004528","487:4870008901","492:4920001067","492:4920006337","491:4910004240","490:4900007878","487:4870000032","487:4870013370","491:4910004189","492:4920005916","490:4900008765","495:4950001999","491:4910000572","487:4870012838","491:4910004553","491:4910000822","491:4910004470"],"twin_admin_codes":[490,491,491,491,491,497,491,487,491,487,492,492,491,490,487,487,491,492,490,495,491,487,491,491,491],"twin_sims":[0.23172296240682702,0.07663958917737358,0.04477841762807047,0.03801861247175572,0.031501779963418804,0.011593896655708485,0.009281543897606983,0.008133865790396435,0.007968653565196738,0.007729258181798992,0.006895595945158649,0.003912164002718848,0.002557143166897669,0.0023154798441458444,0.0016375732582455831,0.0016296732367631224,0.0013052782965629753,0.001210440754739616,0.0011774658431263744,0.0011493758501800971,0.0010409405190226104,0.001039403166815144,0.0009154881263381716,0.0008870350258372412,0.0008430894632188565],"twin_dists":[0.2220977336826314,0.2943679964240773,0.32369917866508663,0.33211724906637796,0.34153341766334105,0.3877694854119918,0.39732795383918174,0.4028923035816541,0.4037505065395142,0.4050228033298316,0.4097482377573583,0.43245141015503763,0.44872958875368524,0.45244582017819984,0.465180603558448,0.4653559195280019,0.473332874458498,0.47601332054913925,0.47699102302717156,0.4778440940545849,0.481329310062326,0.4813811005953904,0.4858088191109022,0.4869038035646704,0.48866084793053943],"n_dims_used":45,"mean_confidence":0.8898727416992187},"coverage":{"mean_confidence":0.8898727416992187,"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}}