{"action":"created","issue":{"url":"https://api.github.com/repos/LLRCMS/KLUBAnalysis/issues/27","labels_url":"https://api.github.com/repos/LLRCMS/KLUBAnalysis/issues/27/labels{/name}","comments_url":"https://api.github.com/repos/LLRCMS/KLUBAnalysis/issues/27/comments","events_url":"https://api.github.com/repos/LLRCMS/KLUBAnalysis/issues/27/events","html_url":"https://github.com/LLRCMS/KLUBAnalysis/issues/27","id":107538216,"number":27,"title":"Study of lepton cleaning","user":{"login":"l-cadamuro","id":6050230,"avatar_url":"https://avatars.githubusercontent.com/u/6050230?v=3","gravatar_id":"","url":"https://api.github.com/users/l-cadamuro","html_url":"https://github.com/l-cadamuro","followers_url":"https://api.github.com/users/l-cadamuro/followers","following_url":"https://api.github.com/users/l-cadamuro/following{/other_user}","gists_url":"https://api.github.com/users/l-cadamuro/gists{/gist_id}","starred_url":"https://api.github.com/users/l-cadamuro/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/l-cadamuro/subscriptions","organizations_url":"https://api.github.com/users/l-cadamuro/orgs","repos_url":"https://api.github.com/users/l-cadamuro/repos","events_url":"https://api.github.com/users/l-cadamuro/events{/privacy}","received_events_url":"https://api.github.com/users/l-cadamuro/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/LLRCMS/KLUBAnalysis/labels/problem","name":"problem","color":"eb6420"}],"state":"open","locked":false,"assignee":{"login":"l-cadamuro","id":6050230,"avatar_url":"https://avatars.githubusercontent.com/u/6050230?v=3","gravatar_id":"","url":"https://api.github.com/users/l-cadamuro","html_url":"https://github.com/l-cadamuro","followers_url":"https://api.github.com/users/l-cadamuro/followers","following_url":"https://api.github.com/users/l-cadamuro/following{/other_user}","gists_url":"https://api.github.com/users/l-cadamuro/gists{/gist_id}","starred_url":"https://api.github.com/users/l-cadamuro/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/l-cadamuro/subscriptions","organizations_url":"https://api.github.com/users/l-cadamuro/orgs","repos_url":"https://api.github.com/users/l-cadamuro/repos","events_url":"https://api.github.com/users/l-cadamuro/events{/privacy}","received_events_url":"https://api.github.com/users/l-cadamuro/received_events","type":"User","site_admin":false},"milestone":{"url":"https://api.github.com/repos/LLRCMS/KLUBAnalysis/milestones/2","html_url":"https://github.com/LLRCMS/KLUBAnalysis/milestones/skimming","labels_url":"https://api.github.com/repos/LLRCMS/KLUBAnalysis/milestones/2/labels","id":1231152,"number":2,"title":"skimming","description":"","creator":{"login":"giacomoortona","id":5495693,"avatar_url":"https://avatars.githubusercontent.com/u/5495693?v=3","gravatar_id":"","url":"https://api.github.com/users/giacomoortona","html_url":"https://github.com/giacomoortona","followers_url":"https://api.github.com/users/giacomoortona/followers","following_url":"https://api.github.com/users/giacomoortona/following{/other_user}","gists_url":"https://api.github.com/users/giacomoortona/gists{/gist_id}","starred_url":"https://api.github.com/users/giacomoortona/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/giacomoortona/subscriptions","organizations_url":"https://api.github.com/users/giacomoortona/orgs","repos_url":"https://api.github.com/users/giacomoortona/repos","events_url":"https://api.github.com/users/giacomoortona/events{/privacy}","received_events_url":"https://api.github.com/users/giacomoortona/received_events","type":"User","site_admin":false},"open_issues":2,"closed_issues":2,"state":"open","created_at":"2015-07-29T08:45:41Z","updated_at":"2015-09-21T15:33:20Z","due_on":null,"closed_at":null},"comments":8,"created_at":"2015-09-21T15:33:01Z","updated_at":"2015-09-22T09:21:49Z","closed_at":null,"body":"Many leptons are reconstructed as tau at the same time.\r\nThis results in a large number of pairs with two elements that are very collinear (but not exactly dPhi = 0)\r\nWe see the effect in ETau and MuTau but not TauTau as expected.\r\n * clean with a cone? ~ 0.3\r\n * clean by similar pt/eta/phi? (which is about the same...)"},"comment":{"url":"https://api.github.com/repos/LLRCMS/KLUBAnalysis/issues/comments/142224103","html_url":"https://github.com/LLRCMS/KLUBAnalysis/issues/27#issuecomment-142224103","issue_url":"https://api.github.com/repos/LLRCMS/KLUBAnalysis/issues/27","id":142224103,"user":{"login":"govoni","id":4048079,"avatar_url":"https://avatars.githubusercontent.com/u/4048079?v=3","gravatar_id":"","url":"https://api.github.com/users/govoni","html_url":"https://github.com/govoni","followers_url":"https://api.github.com/users/govoni/followers","following_url":"https://api.github.com/users/govoni/following{/other_user}","gists_url":"https://api.github.com/users/govoni/gists{/gist_id}","starred_url":"https://api.github.com/users/govoni/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/govoni/subscriptions","organizations_url":"https://api.github.com/users/govoni/orgs","repos_url":"https://api.github.com/users/govoni/repos","events_url":"https://api.github.com/users/govoni/events{/privacy}","received_events_url":"https://api.github.com/users/govoni/received_events","type":"User","site_admin":false},"created_at":"2015-09-22T09:21:49Z","updated_at":"2015-09-22T09:21:49Z","body":"Dear Michal, as of now we see several events where the selected pair is composed by two leptons of different flavour that are actually duplicates, since they basically overlap. This happens mostly for eTau and muTau pairs of course.\r\nIs there a recommended way to veto electrons and muons from taus in the 13 TeV analysis, and more in general to decide whether a given object with ambiguity has to be reconstructed as a light lepton or as a tau?\r\nThanks :)"}}