{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009416},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009627","490:4900008885","490:4900012025","490:4900008993","490:4900009539","491:4910005310","490:4900011820","491:4910005101","490:4900008328","491:4910005705","490:4900011711","490:4900011884","490:4900012027","491:4910005753","490:4900012092","490:4900010406","491:4910005661","490:4900007991","490:4900012164","490:4900009135","490:4900008119","490:4900011819","490:4900010036","490:4900012166","490:4900009005"],"twin_admin_codes":[490,490,490,490,490,491,490,491,490,491,490,490,490,491,490,490,491,490,490,490,490,490,490,490,490],"twin_sims":[0.002612121716975368,0.0025868481765296755,0.0014039740223124697,0.0013711040443453396,0.0012069917086145055,0.0011352408648598032,0.0010879159925048822,0.000988779919953332,0.0009065626587996868,0.0007230641528173103,0.0007124235866841238,0.0005970580679325599,0.000594295318151131,0.0005821961687204098,0.0005540847594254527,0.0004888544930762264,0.0004847247971425891,0.0004584409675442923,0.0004425015441453477,0.000422449550867181,0.000390344429082686,0.0003561797146779811,0.00035608407086768553,0.00034828835307022083,0.0003432040445217384],"twin_dists":[0.44792927310266084,0.44829524106476515,0.4707282285208941,0.4715763555403607,0.4761144220053934,0.4782806909676905,0.47978002917009493,0.4831274641006226,0.48614886247034333,0.49393344199690464,0.4944394531143916,0.5004297138464526,0.5005860172767292,0.5012786133131261,0.5029411240545848,0.5071243905921078,0.5074064832413021,0.509256364311634,0.510427111564215,0.5119572731477549,0.5145548205127535,0.5175486142364486,0.5175573668725759,0.518278288949231,0.5187566618893757],"n_dims_used":45,"mean_confidence":0.8863883124457466},"coverage":{"mean_confidence":0.8863883124457466,"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}}