{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011117},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011724","490:4900010949","490:4900011530","490:4900011789","490:4900011792","490:4900011034","490:4900011857","490:4900011119","490:4900011664","490:4900011040","490:4900012122","490:4900011035","490:4900011923","490:4900011723","490:4900011922","490:4900011118","490:4900011920","490:4900012137","490:4900011662","490:4900011461","490:4900011462","490:4900011799","490:4900008601","490:4900011029","490:4900011730"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.33472384215612594,0.2924126621449119,0.29144441500055907,0.2870907290751889,0.2730057884147314,0.2631375535145426,0.23435518588001414,0.22959978688359128,0.22827658873073078,0.2282457610439216,0.22348667747291204,0.21275813093321683,0.2077389321386658,0.18358586578506825,0.18276956220488202,0.1654487026266684,0.15899240947484938,0.15897385244501877,0.14973532082100457,0.13837640341705176,0.13208634780276965,0.12996486211648015,0.12956385940272558,0.12764378620795278,0.1196672056370516],"twin_dists":[0.19214836590558707,0.20366615871225885,0.20394066121968252,0.20518171328176515,0.20927630738870875,0.21222288947575407,0.22123823870093656,0.222795702112472,0.22323284446675976,0.2232430488923576,0.22482946642107587,0.2284904775883885,0.2302461211590218,0.23912942516790864,0.23944355508371665,0.24635749640576876,0.2490679009329399,0.24907580554318445,0.2530977581812244,0.2583018917643971,0.26132214800238984,0.2623651833835527,0.2625637788721007,0.2635211796518652,0.2676196518576994],"n_dims_used":45,"mean_confidence":0.9172342936197917},"coverage":{"mean_confidence":0.9172342936197917,"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}}