{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000036},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000059","480:4800000058","480:4800000124","495:4950000292","495:4950000394","480:4800000037","480:4800000057","495:4950000245","495:4950000445","480:4800000060","495:4950000246","480:4800000125","495:4950000295","480:4800000019","495:4950000203","480:4800000051","495:4950000291","495:4950000055","495:4950000397","495:4950000393","495:4950000390","480:4800000123","495:4950000041","480:4800000152","480:4800000035"],"twin_admin_codes":[480,480,480,495,495,480,480,495,495,480,495,480,495,480,495,480,495,495,495,495,495,480,495,480,480],"twin_sims":[0.1973290584255843,0.19541164732467675,0.12085575926442754,0.100803551739971,0.09731221201127126,0.0899359696371831,0.06593915797718634,0.031493939939446505,0.026822975228913828,0.026371215292053465,0.023452480203153957,0.022098737816120456,0.018397492805395228,0.016380518750788442,0.015887507643524045,0.013904590373934038,0.009267107442022644,0.009156723740101168,0.008409796664861526,0.007670076614941546,0.006805453259738557,0.005873738192573745,0.005336418192285976,0.00437619041382532,0.0036018051265898354],"twin_dists":[0.2339819712188999,0.23468481091509247,0.2669960150064126,0.2782214474342145,0.2803503057359471,0.28505348287236854,0.3028623372019526,0.34154571024261876,0.3493839261581521,0.3502029941480131,0.3558076982212692,0.3586151756584376,0.3671357138618951,0.37243250241729914,0.37381397886227674,0.3797817929453199,0.39739402938906626,0.3979023162724047,0.40149319195349403,0.4053427763302186,0.41028956108731957,0.41629844329221294,0.420167576079322,0.42805719604414383,0.4356633872984028],"n_dims_used":42,"mean_confidence":0.9010919843401227},"coverage":{"mean_confidence":0.9010919843401227,"n_dims_used":42,"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}}