com.kotlinnlp.syntaxdecoder.transitionsystem.models.arcstandard.ArcStandard.kt Maven / Gradle / Ivy

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SyntaxDecoder is a generalized transition-based parsing framework designed to simplify the development of statistical transition-based dependency parsers.

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/* Copyright 2017-present The KotlinNLP Authors. All Rights Reserved.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 * ------------------------------------------------------------------*/

package com.kotlinnlp.syntaxdecoder.transitionsystem.models.arcstandard

import com.kotlinnlp.syntaxdecoder.transitionsystem.state.templates.StackBufferState
import com.kotlinnlp.syntaxdecoder.transitionsystem.TransitionSystem
import kotlin.reflect.KClass

/**
 * The ArcStandard Transition System (Nivre, 2008).
 *
 * The Arc-standard parsing is a form of shift-reduce parsing where arc-creations actions happen between
 * the top two elements on the stack.
 */
class ArcStandard : TransitionSystem() {

  /**
   * The [KClass] of the StateType used in the [getInitialState] function.
   */
  override val stateClass: KClass = StackBufferState::class

  /**
   * The TransitionsGenerator used to generate the next valid transitions given a [State].
   */
  override val transitionsGenerator = ArcStandardTransitionsGenerator()
}