| /** Copyright 2014 TappingStone, Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package io.prediction.engines.itemrec |
| |
| import io.prediction.engines.base |
| |
| case class PreparatorParams ( |
| // how to map selected actions into rating value |
| // use None if use U2IActionTD.v field |
| val actions: Map[String, Option[Int]], // ((view, 1), (rate, None)) |
| val seenActions: Set[String], |
| val conflict: String // conflict resolution, "latest" "highest" "lowest" |
| ) extends base.AbstractPreparatorParams |
| |
| |
| class ItemRecPreparator(pp: PreparatorParams) |
| extends base.Preparator(pp) |
