static void Main(string[] args)
{
Console.WriteLine("Loading queries...");
WordProcessor.BuildWordGraph("train");
Console.WriteLine("Building words connections...");
////WordProcessor.FindConnections();
WordProcessor.BuildGlobalEquGraph();
WordProcessor.BuildLocalEquGraph();
Console.WriteLine("Initializing CF model...");
CF.Initialize();
Console.WriteLine("Initialization finishd!");
Console.WriteLine("Begin Query");
SkuSelector.Query();
Console.WriteLine("All things have been done!");
Console.ReadLine();
}
/// <summary>
/// 根据搜索词确定产品关联度
/// </summary>
/// <param name="sku">产品编号</param>
/// <param name="query">用户输入的查询</param>
/// <returns>关联度打分</returns>
public static double GetSkuQuerySim(string sku, string query)
{
double score = 0;
string[] words = WordProcessor.GetCorrectQuery(sku, query);
var dict = WordProcessor.skuKeywords[sku];
for (int i = 0; i < words.Length; ++i)
{
if (dict.ContainsKey(words[i]))
{
score += GetWordPairScore(dict, sku, words[i]);
if (i > 0)
{
var node = dict[words[i]];
if (node.pre.Contains(words[i - 1]))
{
score += COMBO_BONUS;
}
}
}
}
return(score);
}
