public DataView(IHostEnvironment env, ArrayDataViewBuilder builder, int rowCount) { Contracts.AssertValue(env, "env"); _host = env.Register("ArrayDataView"); _host.AssertValue(builder); _host.Assert(rowCount >= 0); _host.Assert(builder._names.Count == builder._columns.Count); _columns = builder._columns.ToArray(); var schemaCols = new Schema.Column[_columns.Length]; for (int i = 0; i < schemaCols.Length; i++) { var meta = new Schema.Metadata.Builder(); if (builder._getSlotNames.TryGetValue(builder._names[i], out var slotNamesGetter)) { meta.AddSlotNames(_columns[i].Type.VectorSize, slotNamesGetter); } if (builder._getKeyValues.TryGetValue(builder._names[i], out var keyValueGetter)) { meta.AddKeyValues(_columns[i].Type.KeyCount, TextType.Instance, keyValueGetter); } schemaCols[i] = new Schema.Column(builder._names[i], _columns[i].Type, meta.GetMetadata()); } _schema = new Schema(schemaCols); _rowCount = rowCount; }
public override Schema.Column[] GetOutputColumns() { var infos = new Schema.Column[2]; infos[L1Col] = new Schema.Column(L1, NumberType.R8, null); infos[L2Col] = new Schema.Column(L2, NumberType.R8, null); return(infos); }
public override Schema.Column[] GetOutputColumns() { var infos = new Schema.Column[5]; infos[LabelOutput] = new Schema.Column(LabelCol, _labelType, _labelMetadata); infos[ScoreOutput] = new Schema.Column(ScoreCol, _scoreType, _scoreMetadata); infos[L1Output] = new Schema.Column(L1, NumberType.R8, null); infos[L2Output] = new Schema.Column(L2, NumberType.R8, null); infos[DistCol] = new Schema.Column(Dist, NumberType.R8, null); return(infos); }
public override Schema.Column[] GetOutputColumns() { var infos = new Schema.Column[2]; var slotNamesType = new VectorType(TextType.Instance, _scoreSize); var l1Metadata = new Schema.Metadata.Builder(); l1Metadata.AddSlotNames(_scoreSize, CreateSlotNamesGetter(L1)); var l2Metadata = new Schema.Metadata.Builder(); l2Metadata.AddSlotNames(_scoreSize, CreateSlotNamesGetter(L2)); infos[L1Col] = new Schema.Column(L1, _outputType, l1Metadata.GetMetadata()); infos[L2Col] = new Schema.Column(L2, _outputType, l2Metadata.GetMetadata()); return(infos); }
public override Schema.Column[] GetOutputColumns() { var infos = new Schema.Column[3]; infos[ClusterIdCol] = new Schema.Column(ClusterId, _types[ClusterIdCol], null); var slotNamesType = new VectorType(TextType.Instance, _numClusters); var sortedClusters = new Schema.Metadata.Builder(); sortedClusters.AddSlotNames(slotNamesType.VectorSize, CreateSlotNamesGetter(_numClusters, "Cluster")); var sortedClusterScores = new Schema.Metadata.Builder(); sortedClusterScores.AddSlotNames(slotNamesType.VectorSize, CreateSlotNamesGetter(_numClusters, "Score")); infos[SortedClusterCol] = new Schema.Column(SortedClusters, _types[SortedClusterCol], sortedClusters.GetMetadata()); infos[SortedClusterScoreCol] = new Schema.Column(SortedClusterScores, _types[SortedClusterScoreCol], sortedClusterScores.GetMetadata()); return(infos); }
private static void Add(Dictionary <string, List <Schema.Column> > map, ColumnRole role, Schema.Column column) { Contracts.AssertValue(map); Contracts.AssertNonEmpty(role.Value); if (!map.TryGetValue(role.Value, out var list)) { list = new List <Schema.Column>(); map.Add(role.Value, list); } list.Add(column); }