{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008257},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008698","490:4900008482","490:4900009348","490:4900008586","490:4900009553","490:4900008916","490:4900009136","490:4900009031","490:4900009212","490:4900009647","490:4900009449","490:4900008925","490:4900009234","490:4900008699","490:4900009649","490:4900009552","490:4900009128","490:4900008914","490:4900009759","490:4900009441","490:4900009751","490:4900007797","490:4900008702","490:4900009105","490:4900009233"],"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":[0.10587729669979842,0.05866079182050701,0.04039859990935686,0.01155389753439427,0.004872115322857975,0.0020440011468707796,0.0020184316311296553,0.0014461416465038949,0.0012830014115840804,0.0011606416664605378,0.001109801661986677,0.0010135027089045452,0.0008558396246300894,0.0007773091153426481,0.0006672710398326054,0.0005838030915424139,0.0005785251890887186,0.0005552784542249233,0.00038714779880524955,0.00036211049046008955,0.0003471753794388034,0.00029852944473571046,0.0002965697974961996,0.00022826375953734877,0.00022656952024091304],"twin_dists":[0.2752281819106186,0.30930768494433786,0.3290190211170309,0.3879197861695915,0.423806027306591,0.4570713351676499,0.4575356528455478,0.46966666555483627,0.4739459074578339,0.4774996657395316,0.4790792921125535,0.4822644892039134,0.4881424668492444,0.4914568821911358,0.49666810016563884,0.501185858658523,0.5014914084941301,0.5028689449627536,0.5148243033595993,0.5170101288037547,0.5183824443498769,0.5232714489269265,0.5234837013465512,0.5318517642655464,0.5320879834548697],"n_dims_used":45,"mean_confidence":0.8930858188205295},"coverage":{"mean_confidence":0.8930858188205295,"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}}