{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004282},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003585","490:4900004275","490:4900004130","490:4900001548","490:4900002898","490:4900002142","490:4900002298","490:4900001680","490:4900003990","490:4900002886","490:4900003179","490:4900002581","490:4900001670","490:4900002288","490:4900004128","490:4900001976","490:4900002296","490:4900004402","490:4900005502","490:4900004138","490:4900001832","490:4900003310","490:4900007621","490:4900001973","490:4900003575"],"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":[0.6708645222952732,0.6352204917975005,0.6209262364302807,0.616171539500001,0.5925120784979762,0.5844073106447678,0.5742793364491953,0.5287192249306856,0.5262769109329813,0.5207356544548637,0.5058118977548743,0.4915195579163623,0.49046176260994656,0.48939713735367507,0.4857716645620055,0.4803943079292085,0.45916899935078337,0.44938390052353905,0.435949901929269,0.4345569452006851,0.4305623345466893,0.4223274344994994,0.4218583392333067,0.41478220904900515,0.41169921164243817],"twin_dists":[0.11604531691683884,0.12372657962458601,0.12679142557727777,0.1278099416905788,0.13287677331640074,0.13461377392941024,0.13678679816376146,0.14662567952674227,0.14715733758690963,0.14836564332516913,0.1516353938218947,0.1547909443732755,0.15502553019115373,0.15526178304251645,0.15606748530843342,0.1572659425405375,0.1620401613862074,0.16426712286436873,0.16735454752447493,0.16767679390798673,0.16860321447023507,0.1705241983062652,0.17063409251834225,0.1722981435224504,0.1730269657418953],"n_dims_used":45,"mean_confidence":0.920544179280599},"coverage":{"mean_confidence":0.920544179280599,"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}}