{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010382},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008863","490:4900008740","490:4900011882","490:4900010550","490:4900008290","490:4900008633","490:4900012015","490:4900009090","490:4900008739","490:4900010896","490:4900012014","490:4900008407","490:4900011555","466:4660003489","490:4900009274","490:4900009894","490:4900005641","490:4900006402","466:4660003606","490:4900007861","490:4900006521","490:4900009294","466:4660003784","466:4660003668","490:4900006030"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,466,490,490,490,466,466,490],"twin_sims":[0.42383065277171533,0.3617801027966461,0.3593352530119059,0.34919193302344503,0.29930994842608766,0.2720569141653723,0.2533454008380739,0.23046073486096685,0.22571946826352474,0.19211143288796154,0.1919174169773049,0.18201593191734022,0.18124991670369991,0.17732239617047324,0.16824826076631955,0.16645368613427675,0.1644405254868214,0.1579874213576809,0.1499217542365716,0.1399069204989028,0.13964307147454574,0.13883365414298277,0.1325850827794423,0.13205834538343875,0.13043737874905592],"twin_dists":[0.17017238610491847,0.18519926134947282,0.18581580699681363,0.1883971289032239,0.2017261129405066,0.20955674055509052,0.21521589819496378,0.22251216509598656,0.22408241154237707,0.23590582167565952,0.23597805640927502,0.23973444737506205,0.2400309934571262,0.24156555178788433,0.2452059657207542,0.24594251587586624,0.24677562856436663,0.24949695969021154,0.2530148189835498,0.25758259087608487,0.25770617228696413,0.2580863769490557,0.26107877801398766,0.26133583296967905,0.2621317636447681],"n_dims_used":45,"mean_confidence":0.909407721625434},"coverage":{"mean_confidence":0.909407721625434,"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}}