Exemplo n.º 1
0
 public void AddSupport(Vead vead)
 {
     NumVeads++;
 }
Exemplo n.º 2
0
 public VeadGroup(Vead vead)
 {
     _representativeVead = vead;
     NumVeads            = 1;
 }
Exemplo n.º 3
0
        public int GetClusterReferenceSupport(IEnumerable <ICluster> clusters)
        {
            var clusterVead = new Vead("test", GetConsensusSites());
            var numRef      = 0;

            foreach (VariantSite vs in clusterVead.SiteResults)
            {
                // Nima: If cluster contains reference or X>X at this site, this site won't be included in the MNV.
                // So veads that support reference for this cluster can hold any variant at these sites (hence using N>N).
                // In the following example, cluster reference support for Cluster3 includes both Cluster1 and Cluster4
                //---------------------------------------
                //      Sites       S1      S2      S3
                //      Cluster1    R       R       R
                //      Cluster2    R       R       X
                //      Cluster3    R       X       X
                //      Cluster4    X       R       R
                //----------------------------------------
                //Cluster3's refVead N>N    R>R     R>R
                //
                // However, if the cluster is all ref we should avoid all N>N, and instead have the original R>R
                // In example above:
                //Cluster1's refVead R>R    R>R     R>R
                if (vs.IsReference || vs.VcfAlternateAllele == vs.VcfReferenceAllele)
                {
                    vs.VcfReferenceAllele = "N";
                    vs.VcfAlternateAllele = "N";
                    if (vs.IsReference)
                    {
                        numRef++;
                    }
                }
                else  // If cluster contains a variant at this site, ref veads need to contain ref>ref at this site.
                {
                    vs.VcfReferenceAllele = vs.VcfReferenceAllele[0].ToString();
                    vs.VcfAlternateAllele = vs.VcfReferenceAllele;
                }
            }
            var refVead = clusterVead;

            // Check if all variants were reference, assign original consensus to refVead
            if (numRef == clusterVead.SiteResults.Count())
            {
                refVead = new Vead("test", GetConsensusSites());
            }

            var clusterRefVeadGroup = new VeadGroup(refVead);


            var numVariants      = clusterRefVeadGroup.NumSitesPerVead;
            var cluterRefSupport = 0;

            foreach (var cls in clusters)
            {
                List <VeadGroup> vgs = cls.GetVeadGroups();
                foreach (var vg in vgs)
                {
                    var agreement = new Agreement(vg, clusterRefVeadGroup);
                    if (agreement.NumDisagreement == 0 &&
                        agreement.NumAgreement >= numVariants)
                    {
                        cluterRefSupport += vg.NumVeads;
                    }
                }
            }
            return(cluterRefSupport);
        }