{"action":"created","issue":{"url":"https://api.github.com/repos/robjhyndman/forecast/issues/344","repository_url":"https://api.github.com/repos/robjhyndman/forecast","labels_url":"https://api.github.com/repos/robjhyndman/forecast/issues/344/labels{/name}","comments_url":"https://api.github.com/repos/robjhyndman/forecast/issues/344/comments","events_url":"https://api.github.com/repos/robjhyndman/forecast/issues/344/events","html_url":"https://github.com/robjhyndman/forecast/issues/344","id":165452528,"number":344,"title":"ETS(A, Ad, N) states do not match additive damped trend equations in https://www.otexts.org/fpp/7/4","user":{"login":"josepm","id":2767442,"avatar_url":"https://avatars.githubusercontent.com/u/2767442?v=3","gravatar_id":"","url":"https://api.github.com/users/josepm","html_url":"https://github.com/josepm","followers_url":"https://api.github.com/users/josepm/followers","following_url":"https://api.github.com/users/josepm/following{/other_user}","gists_url":"https://api.github.com/users/josepm/gists{/gist_id}","starred_url":"https://api.github.com/users/josepm/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/josepm/subscriptions","organizations_url":"https://api.github.com/users/josepm/orgs","repos_url":"https://api.github.com/users/josepm/repos","events_url":"https://api.github.com/users/josepm/events{/privacy}","received_events_url":"https://api.github.com/users/josepm/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":1,"created_at":"2016-07-14T00:39:44Z","updated_at":"2016-07-14T21:14:37Z","closed_at":null,"body":"Using the aust time series:\r\nz = ets(y = aust[1:length(aust)], model = \"AAN\", damped = TRUE, alpha = 0.8,  beta = 0.2, phi = 0.8) \r\nz$states:\r\n                  l                      b\r\n 0 42.45355    -4.77767830\r\n 1 41.10825    -3.20293187\r\n 2 26.94266    -5.46315584\r\n 3 30.37691    -2.41933121\r\n 4 35.55126    -0.15801228\r\n\r\nbut if I implement the recursion in https://www.otexts.org/fpp/7/4, I get\r\n\r\n\t           y\t       level\t       trend\r\n0\t\t          42.4536\t   -4.7777\r\n1\t41.72746\t  41.1082\t   -3.3268\r\n2\t24.04185\t  26.9228\t   -4.9662\r\n3\t32.32810\t  30.4525\t   -2.4725\r\n4\t37.32871\t  35.5579\t   -0.5613"},"comment":{"url":"https://api.github.com/repos/robjhyndman/forecast/issues/comments/232794484","html_url":"https://github.com/robjhyndman/forecast/issues/344#issuecomment-232794484","issue_url":"https://api.github.com/repos/robjhyndman/forecast/issues/344","id":232794484,"user":{"login":"robjhyndman","id":127518,"avatar_url":"https://avatars.githubusercontent.com/u/127518?v=3","gravatar_id":"","url":"https://api.github.com/users/robjhyndman","html_url":"https://github.com/robjhyndman","followers_url":"https://api.github.com/users/robjhyndman/followers","following_url":"https://api.github.com/users/robjhyndman/following{/other_user}","gists_url":"https://api.github.com/users/robjhyndman/gists{/gist_id}","starred_url":"https://api.github.com/users/robjhyndman/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/robjhyndman/subscriptions","organizations_url":"https://api.github.com/users/robjhyndman/orgs","repos_url":"https://api.github.com/users/robjhyndman/repos","events_url":"https://api.github.com/users/robjhyndman/events{/privacy}","received_events_url":"https://api.github.com/users/robjhyndman/received_events","type":"User","site_admin":false},"created_at":"2016-07-14T21:14:37Z","updated_at":"2016-07-14T21:14:37Z","body":"Please provide a minimal reproducible example. `aust` is not provided here and is not defined in the page you link to."}}
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