{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001187},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001009","487:4870001095","487:4870000915","487:4870001004","487:4870000919","490:4900012397","487:4870000910","487:4870001098","490:4900013141","487:4870002354","490:4900003736","490:4900004289","487:4870000676","487:4870000913","490:4900004297","490:4900002748","466:4660012981","487:4870000826","487:4870003119","490:4900003983","487:4870003964","490:4900001020","490:4900003981","487:4870000121","490:4900004141"],"twin_admin_codes":[487,487,487,487,487,490,487,487,490,487,490,490,487,487,490,490,466,487,487,490,487,490,490,487,490],"twin_sims":[0.43071308330636454,0.2579284804900816,0.24548556962942944,0.2419780918549394,0.20206750978155513,0.18002965222961173,0.16756821864637905,0.14706924684211586,0.13959481327547824,0.12872615177808713,0.12477362435363393,0.122195754132927,0.12015776045590726,0.11746241268522016,0.10907718688416902,0.10898274473376089,0.10847016273174244,0.1046497100705834,0.10417669485557952,0.10019768257235398,0.09637258491125525,0.09410443223858131,0.09078117608944751,0.08995549713115877,0.08875459677723058],"twin_dists":[0.1685681902360287,0.21380614363190908,0.2176718966931973,0.21878421039101342,0.23226507491564033,0.24050522864054902,0.24548440759452336,0.2542922387235173,0.25772879426527534,0.26298015424691085,0.26497286797126546,0.2662985060837227,0.26736168565454443,0.26878916820939275,0.2733973337372738,0.2734507693749487,0.2737414169707853,0.2759419732039048,0.2762187518704489,0.2785866918220664,0.2809334669152521,0.28235980785666637,0.28449944403749927,0.28504063600992213,0.28583483755134803],"n_dims_used":43,"mean_confidence":0.9081129029739735},"coverage":{"mean_confidence":0.9081129029739735,"n_dims_used":43,"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}}