{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000004190},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000003478","500:5000003475","500:5000003646","500:5000003832","500:5000004011","500:5000004010","500:5000004179","500:5000004887","500:5000005564","500:5000004541","500:5000006172","500:5000005401","500:5000004189","500:5000003657","500:5000003301","500:5000006308","500:5000004012","500:5000005722","500:5000006165","500:5000005729","500:5000004009","500:5000005238","500:5000006307","500:5000005726","500:5000003834"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.9304705680067009,0.8935760919260222,0.8829387802225331,0.8798292053887744,0.8669746522757288,0.8518451400008611,0.8173238520681662,0.8099916229622109,0.8029998375076794,0.8012050052704635,0.7986098882035606,0.7969171886068349,0.7928411035974783,0.7488194622759361,0.7439380529616575,0.7432113816484315,0.7345640748054141,0.73166343380004,0.7307157772151417,0.7272319570263093,0.7161768689411244,0.7154545009009146,0.7006893248406844,0.6991887505254603,0.6990547064909296],"twin_dists":[0.04930608707524486,0.061611390823499236,0.06480708608160654,0.06571892250190765,0.06939371146639331,0.07354853775542891,0.08249225673587732,0.08431472789020919,0.0860315831987155,0.08646918677759785,0.08709974224988458,0.08750967808827519,0.08849256278196131,0.0987827370195898,0.09989324026683609,0.10005811980457487,0.10201193330184574,0.1026640629662053,0.10287677917935059,0.10365738249255839,0.10612074777449373,0.106281026875027,0.10954059258966209,0.10987021530309601,0.10989964625070173],"n_dims_used":44,"mean_confidence":0.9201224933971058},"coverage":{"mean_confidence":0.9201224933971058,"n_dims_used":44,"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}}