{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012747},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012337","487:4870001469","494:4940008556","490:4900012409","490:4900013103","487:4870000434","490:4900010781","487:4870002956","490:4900011532","494:4940007863","490:4900013070","487:4870002419","490:4900006148","490:4900012769","490:4900006022","490:4900012481","490:4900002759","494:4940007122","490:4900012063","490:4900011663","490:4900003317","490:4900001307","490:4900011993","494:4940008215","494:4940004959"],"twin_admin_codes":[490,487,494,490,490,487,490,487,490,494,490,487,490,490,490,490,490,494,490,490,490,490,490,494,494],"twin_sims":[0.09902726467765262,0.07479334280473648,0.0728965703117049,0.050003899098395234,0.038328954834657286,0.024079285734527084,0.02352745623346993,0.022972661146469908,0.021920854193115954,0.016914944105945122,0.015496684812901942,0.013518322479331801,0.013227151265793586,0.01246700204063625,0.012443790211303611,0.012106747374982494,0.011997523566553696,0.011782777870612306,0.011491857732452085,0.010861339332911715,0.0083929004691089,0.00803050427575272,0.00794779045989918,0.0072423648449261935,0.006781297346801564],"twin_dists":[0.2792971951142724,0.2957619582069877,0.2972233009034089,0.31789572718461634,0.33170410195782285,0.3545551296714105,0.35565635425608666,0.35678629830063185,0.3589951124443004,0.37097563620663865,0.37493615799104274,0.3810309977086728,0.38199368313614473,0.38459824537639714,0.3846799687346356,0.38588209874278256,0.38627803620494494,0.38706590502704313,0.38815382357469236,0.39059827713159134,0.4015776738962473,0.40342736843870325,0.4038600127799233,0.4077234689862363,0.41043571760366543],"n_dims_used":45,"mean_confidence":0.9128753662109375},"coverage":{"mean_confidence":0.9128753662109375,"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}}