{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002425},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002474","480:4800002378","480:4800002521","480:4800002475","480:4800002426","480:4800001540","480:4800002041","480:4800002288","480:4800002518","480:4800001765","480:4800001990","480:4800002377","480:4800002096","480:4800002146","480:4800001929","480:4800001481","480:4800002286","480:4800002243","480:4800001706","480:4800001584","480:4800001424","480:4800002507","480:4800001646","480:4800002360","480:4800001867"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7853743521526192,0.7843285894063614,0.7305851887517111,0.7214267634414184,0.6963979028809504,0.5922726188833025,0.5645358118758712,0.5235736893435501,0.4829574383042457,0.4706686192699252,0.44406374312473657,0.412095912195874,0.3811029858918012,0.3755275820957501,0.3605864243526254,0.35531823335495394,0.3313095306248221,0.3280465640655881,0.30666796075082065,0.3002209352445571,0.26198369978812663,0.258697690717413,0.24938373758316595,0.2470765336739399,0.23674170563773067],"twin_dists":[0.09027814546636548,0.09052675240826595,0.10290607891016412,0.10495343858360523,0.11048252217478084,0.1329280757105724,0.13888088781106067,0.14774642869946522,0.1566941742915368,0.15944451260706016,0.1654854949442876,0.17293305281093307,0.18039801313586512,0.18177078054877302,0.18550001857801174,0.18683350839218166,0.1930462874492749,0.19390915248336943,0.19968511185986573,0.2014718458074784,0.2125718854179821,0.21357109091953483,0.21644762621408672,0.2171707366401934,0.22046442542643632],"n_dims_used":43,"mean_confidence":0.9137926323469295},"coverage":{"mean_confidence":0.9137926323469295,"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}}