{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003044},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001980","490:4900002745","490:4900004127","490:4900005230","490:4900004825","490:4900004404","490:4900002450","490:4900004538","490:4900003701","490:4900003314","490:4900003311","490:4900005235","490:4900012493","490:4900002905","490:4900001837","490:4900001829","490:4900003986","490:4900003581","490:4900001282","490:4900006761","490:4900003711","490:4900001283","490:4900006031","487:4870002112","494:4940008481"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,494],"twin_sims":[0.5392201068660161,0.5035713434543231,0.5032933206747714,0.48315134056634906,0.4774774201792469,0.47433427236571485,0.4240633749462723,0.42101280236321137,0.41561706860910075,0.40776105142520114,0.3928050553466851,0.3865938242741967,0.36797142652128034,0.3538101760462765,0.35063716860229865,0.3481802919697275,0.3448834525933625,0.32376035589709556,0.3173805271969945,0.3153745796383801,0.3095173427697849,0.30381682772361857,0.29872592037314394,0.2971971922051374,0.29026722807500743],"twin_dists":[0.14434559600064248,0.15212842199963775,0.15218964142438365,0.15665095858842232,0.15791780739898972,0.15862168174155755,0.1701179666424678,0.17083230510165748,0.17210118626227822,0.17396142756019214,0.17754767116914322,0.179055491505022,0.18364730013411054,0.1872171016207306,0.1880269791046883,0.18865670603238427,0.18950541256482134,0.19504983405805587,0.19676339073975557,0.19730616615600796,0.19890235571933432,0.20047256066200803,0.20188936042197697,0.20231755871439278,0.20427513043307607],"n_dims_used":45,"mean_confidence":0.9196537441677517},"coverage":{"mean_confidence":0.9196537441677517,"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}}