{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011338},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010945","490:4900011339","490:4900010783","490:4900011046","490:4900011592","490:4900010445","490:4900008175","490:4900011047","490:4900010186","490:4900011138","490:4900011599","490:4900011608","490:4900011735","490:4900011672","466:4660009336","490:4900011106","466:4660009337","490:4900011402","490:4900012406","490:4900012823","487:4870000726","490:4900008843","487:4870001336","490:4900005886","466:4660008983"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,466,490,490,490,487,490,487,490,466],"twin_sims":[0.04129005227279207,0.031791734361098056,0.026930819754072972,0.022785629186461077,0.021014193302951092,0.011471277250809712,0.008821724675515326,0.007434920486969086,0.006201350100624949,0.005786393205274606,0.00575467182147979,0.004613855414306252,0.004436934135496358,0.0037926066380528094,0.002986466401465097,0.002861607817854649,0.002523087376308194,0.0024273541864512534,0.0024086066424850268,0.001908399460082327,0.001905252724291479,0.0018649270753186395,0.0018142171605258354,0.0015402355832761588,0.001480527331548643],"twin_dists":[0.32789816281696005,0.34108061810184814,0.34919015694804484,0.3571725611595633,0.3609743190332813,0.38823170873561835,0.39947914022406633,0.406636476083307,0.41409348425908105,0.41690503891520997,0.4171273863269471,0.42596818162735905,0.4275136578480703,0.4336602958957233,0.442857315202429,0.44448095617059985,0.4492332787859425,0.4506833127104605,0.45097340103171313,0.4595975473021009,0.45965810797192197,0.4604424549953081,0.46145124415627653,0.4673973275723202,0.4688219650975045],"n_dims_used":45,"mean_confidence":0.9098964267306857},"coverage":{"mean_confidence":0.9098964267306857,"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}}