{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001296},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001702","490:4900003477","490:4900003226","490:4900001700","490:4900004319","490:4900003342","490:4900003617","490:4900004559","490:4900004593","490:4900001430","490:4900003726","490:4900004563","490:4900003757","496:4960007776","490:4900003056","490:4900001704","490:4900003068","490:4900004305","490:4900004592","490:4900004579","490:4900000954","490:4900004457","496:4960007777","490:4900001720","490:4900001973"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,496,490,490],"twin_sims":[0.4864958504919247,0.48642249704355595,0.47984047363538634,0.47400782055829876,0.46742896794470673,0.4629842262726062,0.4479891523630115,0.4418136186606379,0.43806009719145206,0.4239775464091274,0.4228630981071168,0.4228027007914528,0.41485096641632035,0.4115968861160262,0.3971724518077731,0.39599176389470253,0.3925884903352106,0.3925147970099278,0.38631830875549705,0.3821690922944612,0.3760053606221754,0.36299408708629693,0.3611940979632375,0.33956787193516397,0.33756443330153846],"twin_dists":[0.1559064007806345,0.15592271383052048,0.15738961549486477,0.15869487465222604,0.16017351406368835,0.16117651953502343,0.16458600400214524,0.166002474993329,0.16686715358510715,0.17013803522929513,0.17039877189493932,0.17041291067963316,0.17228191605779444,0.17305119618861017,0.1764940960635554,0.17677839169914986,0.17760005528528625,0.17761788375848903,0.17912263819035237,0.18013662724356636,0.1816527557424156,0.1848939047072569,0.1853468469275152,0.19088293080881852,0.19140511142625627],"n_dims_used":45,"mean_confidence":0.917319827609592},"coverage":{"mean_confidence":0.917319827609592,"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}}