{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012154},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003734","491:4910005618","490:4900010476","490:4900010562","491:4910003893","491:4910005569","490:4900007990","490:4900011141","491:4910005667","497:4970000440","497:4970000502","491:4910003733","497:4970000568","491:4910005468","491:4910005808","497:4970000381","490:4900011427","497:4970000566","491:4910003996","491:4910002518","490:4900006669","490:4900009821","490:4900012291","497:4970000383","490:4900005016"],"twin_admin_codes":[491,491,490,490,491,491,490,490,491,497,497,491,497,491,491,497,490,497,491,491,490,490,490,497,490],"twin_sims":[0.4237156965023993,0.41650530280673603,0.39664366378119603,0.22632078341113104,0.1491952358200106,0.09791053691748157,0.08774472125300475,0.05802396499294009,0.04766181169580945,0.044852294894030025,0.03847585361905994,0.02438356845729859,0.01905169896555605,0.018719311565231968,0.017309675743816148,0.015446584381591364,0.012849022292596608,0.01232085414774987,0.011806368032385396,0.008844327110040745,0.007747822588437078,0.0059083755757017775,0.005903074801153046,0.005684830084429587,0.004619322556872785],"twin_dists":[0.1701992719381009,0.17189182394223515,0.1766213738767121,0.22388206151627402,0.25333845769149976,0.27998126814548147,0.2865093344745587,0.30990236206016164,0.32043090818219844,0.32361326785976535,0.3315095280677571,0.3539572218005035,0.36552684721733364,0.3663381330213578,0.3699252957243297,0.3750818083855791,0.38327224528033305,0.38511506299524867,0.3869787363364016,0.39937108188671255,0.4049228852642336,0.41606014532861535,0.41609653169717054,0.4176208616963393,0.4259212858566217],"n_dims_used":44,"mean_confidence":0.8829734108664773},"coverage":{"mean_confidence":0.8829734108664773,"n_dims_used":44,"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}}