{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003555},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003816","490:4900003424","490:4900003144","490:4900002570","490:4900002722","490:4900003155","490:4900002724","490:4900004237","490:4900003161","490:4900001961","490:4900002420","490:4900003548","490:4900003015","494:4940008965","490:4900002723","490:4900003010","490:4900003542","490:4900002425","490:4900004944","490:4900002414","490:4900003157","466:4660004904","490:4900004942","490:4900005082","490:4900003290"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,466,490,490,490],"twin_sims":[0.2802657877412864,0.24570674050281308,0.19634593882706988,0.19406104081106515,0.18723872905721697,0.1856211176817206,0.1792055309728898,0.1724436202836391,0.1709698944057277,0.1663643403176055,0.13813606292143787,0.13671260370857166,0.1351430489388151,0.12382243875602163,0.11369328527658056,0.10917790768349829,0.10721883570563083,0.10697024648978787,0.1054958006662172,0.10393166982755477,0.10220756368916831,0.10181356282043115,0.09625216796030339,0.09417418733503902,0.08741255442097659],"twin_dists":[0.2071501642277854,0.21760210216730444,0.23434174619642834,0.23518276096843896,0.2377356552204884,0.2383504829511077,0.24082679894491302,0.24350582755398203,0.24409962882113728,0.24597933546698966,0.25841538423426863,0.25909060777832227,0.2598412625898539,0.2654595561060488,0.2708280712619077,0.273340385084853,0.27445545088045514,0.2745980701317247,0.27544931368057657,0.2763625100754316,0.27738159888533453,0.2776163668692169,0.28100852401623383,0.2823155404772307,0.2867325366289035],"n_dims_used":45,"mean_confidence":0.9226086934407552},"coverage":{"mean_confidence":0.9226086934407552,"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}}