{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010800},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010861","490:4900011124","490:4900011986","490:4900011739","490:4900010885","490:4900011675","490:4900011407","490:4900011987","490:4900010692","490:4900010883","490:4900010439","490:4900011869","490:4900010543","490:4900011538","490:4900011123","490:4900011126","490:4900010619","490:4900011610","490:4900009368","490:4900011809","490:4900009689","490:4900011543","490:4900012075","490:4900011984","490:4900011045"],"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":[0.3749209240227643,0.36297925593600067,0.3461108282201753,0.3223731371198366,0.24161756895445377,0.23098375493184933,0.22766698481050301,0.2198521383440222,0.19885020296491268,0.1943364821452878,0.18601632777096327,0.1719376555936722,0.16968664621756574,0.15646546867980093,0.15593867828323418,0.14812754395628322,0.14695028325419904,0.1432225540483138,0.13258083689527903,0.1321757619163989,0.13007156896933691,0.12996457507946868,0.12722355806985433,0.12342302315462896,0.12161272721934843],"twin_dists":[0.18192074823001905,0.18489763209761942,0.18918895000094912,0.1954208073722973,0.2188991310764596,0.22234025918950612,0.22343480201906282,0.22605624034737817,0.23342774019686982,0.23508101460591083,0.23819992366052073,0.24370928234743422,0.24461967770649515,0.25015053091475126,0.25037783145208153,0.2538161925014619,0.25434590934851975,0.25604421912820363,0.2610808469870274,0.26127846535379445,0.2623124150595756,0.2623653253722587,0.26373216858017773,0.2656647708514866,0.2666012690615873],"n_dims_used":45,"mean_confidence":0.9176568773057726},"coverage":{"mean_confidence":0.9176568773057726,"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}}