public IEnumerable <Guid> GetRelated(Guid itemId, IEnumerable <Guid> relatedTemplates, int similarity)
{
if (relatedTemplates == null || !relatedTemplates.Any())
{
return(null);
}
var current = contentSearcher.GetCurrentItemFromSolr(itemId);
if (current?.TextVector == null)
{
return(null);
}
var list = contentSearcher.GetItemsByRelatedTemplates(relatedTemplates);
if (list == null || !list.Any())
{
return(null);
}
var related = Content2Vec.NearestItems(current.TextVector, list.Where(x => x.Id != itemId).ToList(), similarity);
return(related);
}
public IEnumerable <Guid> Search(string text, int?similarity)
{
var vector = Vectorize(text.ToLower());
var texts = contentSearcher.GetAll();
var results = Content2Vec.NearestItems(vector, texts.ToList(), similarity ?? 0);
return(results);
}
public float[] Vectorize(string content)
{
var vector = Content2Vec.Vectorization(content);
return(vector);
}
public SemanticService(IRelatedContentSearcher contentSearcher)
{
this.contentSearcher = contentSearcher;
Content2Vec.InitDataset(Sitecore.Configuration.Settings.GetSetting("SemanticDatasetFilePath"));
}