{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010122},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010023","491:4910005714","490:4900011144","490:4900010213","490:4900008104","491:4910005761","490:4900011145","490:4900009625","490:4900010302","491:4910005006","490:4900011068","491:4910005518","491:4910005364","490:4900010212","491:4910004957","490:4900010123","490:4900011360","490:4900011359","490:4900011949","490:4900012088","490:4900010675","490:4900012086","490:4900009528","490:4900009724","490:4900010492"],"twin_admin_codes":[490,491,490,490,490,491,490,490,490,491,490,491,491,490,491,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3171684527975148,0.10328671787698912,0.08732815192977535,0.07322655513056382,0.06841863910253475,0.06316344570187606,0.05481051919578774,0.04837168850639773,0.046343902742500415,0.04394861795452182,0.04338826041303925,0.04209559552074211,0.03795760905277006,0.036917816492131196,0.03276715042554029,0.03204484166260073,0.026404178028378595,0.024895451550782887,0.02282991685870822,0.02165953688175899,0.02155451322709402,0.019023023962182712,0.019004311821232422,0.018430532091883625,0.015827681921673074],"twin_dists":[0.1968206826468761,0.2767421752991714,0.2867893589399308,0.2969668773225581,0.3007995178818327,0.30524812374975513,0.3129879836915695,0.31965172462120456,0.3219035802578091,0.32467240457258906,0.3253383837249909,0.32690273566581907,0.33219879635383803,0.33360612654228894,0.33958285829982804,0.34068823717352825,0.35014282318273654,0.3529657967128535,0.3570808493054113,0.3595581417313601,0.3597860887570362,0.36559634707736754,0.36564174923475967,0.36705327116934117,0.37398417294132025],"n_dims_used":44,"mean_confidence":0.8832280419089578},"coverage":{"mean_confidence":0.8832280419089578,"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}}