{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012049},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011230","490:4900010858","490:4900012052","490:4900010415","490:4900010839","490:4900010684","490:4900011322","490:4900010162","490:4900010680","490:4900011654","490:4900011841","490:4900012051","490:4900010774","490:4900010321","490:4900011784","490:4900010586","490:4900011912","490:4900010855","490:4900010688","490:4900010854","490:4900010940","490:4900011844","490:4900011510","490:4900010773","490:4900009762"],"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":[0.3615144466608044,0.3558420849360972,0.3537829056506652,0.20177799141524172,0.18750684760265407,0.18424678211826276,0.15424283023329433,0.15382048376363527,0.15087833414818824,0.1410868531565587,0.13888401105459083,0.13570264873069562,0.12188150736631594,0.11680668598058792,0.11607483878194698,0.11605850978900434,0.103271115879462,0.10111623302997341,0.09604062829614354,0.09547875752090226,0.0927777726771764,0.09136642103752375,0.08970171254250427,0.08731438203351206,0.08282066864912153],"twin_dists":[0.1852661518881841,0.18670045731132967,0.18722404597672623,0.23236917651617056,0.23763410835026916,0.23887581205354774,0.2511133941628774,0.2512975043372127,0.2525904527199084,0.2570320512011253,0.25806267477756234,0.25957288260009165,0.266461555691627,0.26914023633245077,0.26953384840445316,0.26954265238651,0.2767513826278843,0.27803362084589467,0.2811405578241759,0.28149236726491766,0.2832066897463889,0.28411819998831134,0.2852077698870365,0.2867986333923554,0.2898894929392397],"n_dims_used":45,"mean_confidence":0.8870561387803819},"coverage":{"mean_confidence":0.8870561387803819,"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}}