{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009794},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009713","494:4940008566","490:4900001541","490:4900008859","490:4900010291","490:4900002736","490:4900009988","466:4660004985","490:4900008053","487:4870002085","490:4900001272","494:4940008077","490:4900007974","466:4660003530","490:4900008630","494:4940007871","466:4660005649","490:4900009190","490:4900009165","490:4900003211","490:4900008979","490:4900001982","490:4900005610","487:4870001368","490:4900009694"],"twin_admin_codes":[490,494,490,490,490,490,490,466,490,487,490,494,490,466,490,494,466,490,490,490,490,490,490,487,490],"twin_sims":[0.12935499413120957,0.060961851047048904,0.013889974268726719,0.01289825580329464,0.010256953074544026,0.00832120212279985,0.00821488667686876,0.00686017216812275,0.006648657305410575,0.0062785803042000295,0.004966910563604268,0.004822889194024644,0.00479893564006177,0.004689692861234171,0.00377156708582688,0.0033793525708067053,0.003035568038152224,0.0027078910297605304,0.0022469468790577295,0.0022451392519182425,0.0020304329585977866,0.0019294268395023818,0.0017594755870829499,0.001572166148537097,0.0014995979363001928],"twin_dists":[0.26266740274890965,0.30720228037391367,0.3798285006651876,0.38310390202738925,0.3930629185113121,0.4019378725944955,0.4024771311879757,0.40996020036679276,0.41124671210044306,0.4135890268964763,0.4230383973403754,0.4242100028019631,0.4244079315543226,0.4253221188704098,0.4338766154800712,0.4381246535208688,0.44223575800492193,0.44657131092944075,0.45356451291829153,0.4535944414281355,0.45731705100555675,0.4591952062894493,0.4625698056251653,0.4666562526965743,0.46836126420989815],"n_dims_used":45,"mean_confidence":0.920910898844401},"coverage":{"mean_confidence":0.920910898844401,"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}}