private IList <Hit> ClosestMatchOnDisk(
Vector vector, IStringModel model)
{
var time = Stopwatch.StartNew();
var pages = _sessionFactory.ReadPageInfo(_ixpFileName);
var hits = new List <Hit>();
using (var indexStream = _sessionFactory.CreateReadStream(_ixFileName))
using (var vectorStream = _sessionFactory.CreateReadStream(_vecFileName))
{
foreach (var page in pages)
{
indexStream.Seek(page.offset, SeekOrigin.Begin);
var hit = ClosestMatchInPage(
vector,
indexStream,
vectorStream,
model);
hits.Add(hit);
}
}
this.Log($"scan took {time.Elapsed}");
return(hits);
}
