{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000008},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000372","491:4910000296","491:4910000013","491:4910000421","491:4910000257","494:4940006971","491:4910000038","491:4910000374","491:4910000115","491:4910000045","491:4910000054","491:4910000165","491:4910000021","491:4910000003","491:4910000295","491:4910000193","491:4910000142","491:4910000048","491:4910000101","492:4920006660","492:4920006432","491:4910000144","491:4910000469","491:4910000096","491:4910000000"],"twin_admin_codes":[491,491,491,491,491,494,491,491,491,491,491,491,491,491,491,491,491,491,491,492,492,491,491,491,491],"twin_sims":[0.33142490674814146,0.3059307609863457,0.27710618671878734,0.267848257151223,0.26192494842777786,0.24899029347634144,0.23454299146812102,0.2255345188637283,0.215022573761455,0.2144863286342824,0.19272530249689404,0.17848372352650352,0.1715511192871748,0.16203730512774833,0.14042147610796227,0.13747722365749326,0.1332393973599881,0.12581556226774074,0.12241257787171683,0.12153539760733109,0.11942366884669406,0.10965798448670773,0.10606190895509911,0.09741237393761754,0.09439066308578406],"twin_dists":[0.19301586270987425,0.19988831031489077,0.2080712915547247,0.21080791060176388,0.2125896811577455,0.2165706330378161,0.22117715751783126,0.22414410541554006,0.22770759169837912,0.22789248250283412,0.23567760407757352,0.24110930923521337,0.24386500249907603,0.2477798752036355,0.2573420827842863,0.2587272570239292,0.2607605316909973,0.26444296937090556,0.26618619147501055,0.26664150902919825,0.2677480200036263,0.273069501929815,0.27512139491154813,0.2802884034736695,0.282178326876933],"n_dims_used":45,"mean_confidence":0.8903161790635851},"coverage":{"mean_confidence":0.8903161790635851,"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}}