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userguide:contextdefinition [2009/12/16 13:52]
132.168.74.230
userguide:contextdefinition [2009/12/16 14:48]
132.168.74.230
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 ===== Definition ===== ===== Definition =====
-Context is a central notion in hEIDI. Basically, it contains identification results. ​A context is a set of proteins identified by a set of peptides.\\ ​+Context is a central notion in hEIDI. Basically, it contains identification results, i.e. a set of proteins identified by a set of peptides.\\ ​
 There are two types of contexts in hEIDI: There are two types of contexts in hEIDI:
-  * Search context: each identification result from Mascot, or from any other identification engine, is "​encapsulated"​ into Search context. +  * Search context: each identification result from Mascot, or from any other identification engine, is automatically ​"​encapsulated"​ into one Search context. 
-  * User context: it is created by the user to gather together several identification results. In order to have non redundant sets of proteins ​in a given context, ​protein grouping is run.+  * User context: it is created by the user in order to gather together several identification results ​into a User context. In order to have non-redundant sets of proteins ​for a given context, ​proteins need to be grouped to build "​Protein Groups"​.
  
-===== GUIBrowse ​context ===== +===== Context tree view ===== 
- + 
 +{{:usercontextshierarchy.png |}} 
 +A User context ​is represented by {{:​usercontext.png|}}.\\ 
 +A User context contains either child contexts or identifications but can't have both at the same level.\\ 
 + 
 +There are multiple reasons for grouping several identifcations under the same User context: 
 +  * Same biological origin 
 +  * Same gel 
 +  * Same culture condition 
 +  * Same chromatographic column 
 +  * ... 
 + 
 +==== Search Context ​==== 
 + 
 +{{:​searchcontextshierarchy.png |}} 
 +Search context is represented by {{:​context.png|}}.
  
  
-===== GUI: display context details ===== 
  
  
userguide/contextdefinition.txt · Last modified: 2010/01/05 12:11 by 132.168.74.230