{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008990},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008880","491:4910004442","491:4910004737","487:4870000782","491:4910004914","497:4970003398","665:6650001048","487:4870001328","497:4970003489","665:6650001105","491:4910004738","491:4910005371","487:4870000789","491:4910004523","491:4910002070","491:4910004438","497:4970000051","665:6650001029","491:4910001923","487:4870000074","492:4920004893","491:4910000678","492:4920002009","497:4970002772","491:4910005419"],"twin_admin_codes":[490,491,491,487,491,497,665,487,497,665,491,491,487,491,491,491,497,665,491,487,492,491,492,497,491],"twin_sims":[0.037053160677564284,0.03441450390842683,0.018254247654221973,0.005839835230341065,0.004842508983761035,0.003213213801713233,0.0030647571441840423,0.0022386232587769776,0.0021457365988046605,0.0015931791077050063,0.0014909363948801613,0.0012194097630609162,0.0011643722195612562,0.0011155766777962,0.0010891127370106786,0.0010058095816554873,0.0008717167506728863,0.000750961748346576,0.0007256333961871307,0.0006795865902447668,0.0006620337662323868,0.0005505676863351045,0.0005237955570476638,0.0005129572022580921,0.000500628597803125],"twin_dists":[0.33342105361935265,0.3371376180476256,0.36749465756847355,0.4165329201935487,0.4240485466367134,0.44006120784349306,0.44187060549545853,0.45370250928902495,0.45527528413048685,0.46617610307441154,0.46856983219173437,0.4757516560488096,0.4773862941531639,0.47889652273433525,0.4797413755350331,0.4825309135979843,0.4875068933048484,0.4926389712598385,0.4938123011818589,0.4960466197296744,0.49693563319275275,0.5031546376662545,0.5048229543593555,0.505521094133944,0.5063321765089517],"n_dims_used":45,"mean_confidence":0.8894212510850694},"coverage":{"mean_confidence":0.8894212510850694,"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}}