{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005244},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001975","490:4900005365","490:4900005231","490:4900005367","490:4900002890","490:4900002139","490:4900005226","490:4900005490","490:4900004400","490:4900005623","490:4900004267","490:4900004404","490:4900005102","490:4900005235","490:4900007119","490:4900002134","490:4900007623","490:4900003046","490:4900004673","490:4900005099","490:4900002586","490:4900003311","490:4900003571","490:4900006742","490:4900001534"],"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":[0.45028179184231437,0.4110646675645978,0.4085169929974299,0.37234018871089003,0.3688789402843807,0.3638079621915311,0.3536203427066332,0.3482458923798925,0.3444898776811243,0.3442228530325976,0.34186580757972196,0.3369087003840127,0.33292967097223913,0.33143610618899283,0.31646579945214764,0.3061814025806259,0.30580926560526756,0.2997720805264718,0.29525903863911174,0.2894779508876226,0.2864593281971282,0.2833753779586661,0.28237418497886246,0.27911245408254315,0.27853132435462097],"twin_dists":[0.16406203451544712,0.17317726677810782,0.1737817477390794,0.18256004989988492,0.18342092171055785,0.18468947827462476,0.18726544809472326,0.18863986160337448,0.1896070169931726,0.1896759865705858,0.19028602462920297,0.19157638578820954,0.19261958467148016,0.1930129097205824,0.19701065922415628,0.1998191928911952,0.1999218258963879,0.20159706994727433,0.20286230376549838,0.20449983715479927,0.20536263122391865,0.20624975038282142,0.20653900070527154,0.2074856629502955,0.20765502993911994],"n_dims_used":45,"mean_confidence":0.9207463582356771},"coverage":{"mean_confidence":0.9207463582356771,"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}}